Number

13,942

Positive
Even
Composite
5 digits

13,942 is an even 5-digit integer and a composite number. It has 4 divisors and a digital root of 1.

Number properties

ParityEvendivisible by 2

SignPositive

PrimalityComposite

Absolute value13,942

Digit count5

Digit sum19

Digital root1repeated digit sum

PalindromicNoreads differently backwards

Happy numberNosquared-digit sums reach 1

Harshad numberNodivisible by its own digit sum

Factors & divisors

Prime factorisation2 × 6,971

Distinct prime factors22, 6,971

Number of divisors4

Sum of divisors σ(n)20,916

Aliquot sum6,974sum of the proper divisors

ClassificationDeficientthe aliquot sum is less than the number

Euler's totient φ(n)6,970integers below n that share no factor with it

SquarefreeYesno repeated prime factor

All divisors1, 2, 6,971, 13,9424 in total

Arithmetic

Previous number13,941

Next number13,943

Double27,884

Half6,971

Square194,379,364

Cube2,710,037,092,888

Square root118.076246553≈irrational, shown to 9 decimal places

Cube root24.068093657≈

Negation-13,942

Reciprocal0.0000717257≈

Representations

Decimal13,942

Binary1101100111011014 bits

Octal33166

Hexadecimal3676

Base 36ARA

Roman numeralNot defined above 3,999there is no agreed standard notation

In wordsthirteen thousand, nine hundred and forty-two

Ordinalthirteen thousand, nine hundred and forty-second

Scientific notation1.3942 × 10^4

Engineering notation13.942 × 10^3

Nearest landmarks

Next prime13,963+21

Previous prime13,933−9

Distance to nearest prime9

Nearest square below13,924

Nearest square above14,161

Powers & multiples

13,942 to the power 2194,379,364

13,942 to the power 32,710,037,092,888

13,942 to the power 437,783,337,149,044,496

13,942 to the power 5526,775,286,531,978,363,232

First ten multiples13,942, 27,884, 41,826, 55,768, 69,710, 83,652, 97,594, 111,536, 125,478, 139,420

Powers of twoBetween 2^13 (8,192) and 2^14 (16,384)

Divisibility tests

Divisible by 2Yes

Divisible by 3No, remainder 1

Divisible by 4No, remainder 2

Divisible by 5No, remainder 2

Divisible by 6No, remainder 4

Divisible by 7No, remainder 5

Divisible by 8No, remainder 6

Divisible by 9No, remainder 1

Divisible by 10No, remainder 2

Divisible by 11No, remainder 5

Divisible by 12No, remainder 10

Divisible by 100No, remainder 42

Collatz (3n + 1) trajectory

Steps to reach 158the total stopping time

Highest value reached35,2962× the starting value

Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven

First steps13,942 → 6,971 → 20,914 → 10,457 → 31,372 → 15,686 → 7,843 → 23,530 → 11,765 → 35,296 → …

Last steps… → 5 → 16 → 8 → 4 → 2 → 1

As a percentage & fraction

As a percentage1,394,200%

13,942% as a decimal139.42

13,942% of 10013,942

13,942% of 1,000139,420

As a fraction of 10013,942/100

Read another way

As seconds3 hours, 52 minutes and 22 seconds

As bytes13.615 KiB

As a 24-bit colour#003676

Keep nerding

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