Number
-1,040
- Negative
- Even
- 4 digits
-1,040 is an even 4-digit integer and the negative of 1,040. It has 20 divisors and a digital root of 5.
Number properties
ParityEvendivisible by 2
SignNegative
Absolute value1,040
Digit count4
Digit sum5
Digital root5repeated digit sum
PalindromicNoreads differently backwards
Factors & divisors
Prime factorisation−1 × 2^4 × 5 × 13
Distinct prime factors32, 5, 13
Number of divisors20
Sum of divisors σ(n)2,604
SquarefreeNohas a repeated prime factor
All divisors1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1,04020 in total
Arithmetic
Representations
Decimal-1,040
Binary1000001000011 bits
Octal2020
Hexadecimal410
Base 36SW
In wordsminus one thousand and forty
Ordinalminus one thousand and fortieth
Scientific notation-1.04 × 10^3
Engineering notation-1.04 × 10^3
Powers & multiples
-1,040 to the power 21,081,600
-1,040 to the power 3-1,124,864,000
-1,040 to the power 41,169,858,560,000
-1,040 to the power 5-1,216,652,902,400,000
First ten multiples-1,040, -2,080, -3,120, -4,160, -5,200, -6,240, -7,280, -8,320, -9,360, -10,400
Powers of twoBetween 2^10 (1,024) and 2^11 (2,048)
Divisibility tests
Divisible by 2Yes
Divisible by 3No, remainder 2
Divisible by 4Yes
Divisible by 5Yes
Divisible by 6No, remainder 2
Divisible by 7No, remainder 4
Divisible by 8Yes
Divisible by 9No, remainder 5
Divisible by 10Yes
Divisible by 11No, remainder 6
Divisible by 12No, remainder 8
Divisible by 100No, remainder 40
As a percentage & fraction
As a percentage-104,000%
-1,040% as a decimal-10.4
-1,040% of 100-1,040
-1,040% of 1,000-10,400
As a fraction of 100-1,040/100
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