Number
-97
- Negative
- Odd
- 2 digits
-97 is an odd 2-digit integer and the negative of 97. It has 2 divisors and a digital root of 7.
Number properties
ParityOddnot divisible by 2
SignNegative
Absolute value97
Digit count2
Digit sum16
Digital root7repeated digit sum
PalindromicNoreads differently backwards
Factors & divisors
Prime factorisation−1 × 97
Distinct prime factors197
Number of divisors2
Sum of divisors σ(n)98
SquarefreeYesno repeated prime factor
All divisors1, 972 in total
Arithmetic
Representations
Decimal-97
Binary11000017 bits
Octal141
Hexadecimal61
Base 362P
In wordsminus ninety-seven
Ordinalminus ninety-seventh
Scientific notation-9.7 × 10^1
Engineering notation-97
Powers & multiples
-97 to the power 29,409
-97 to the power 3-912,673
-97 to the power 488,529,281
-97 to the power 5-8,587,340,257
First ten multiples-97, -194, -291, -388, -485, -582, -679, -776, -873, -970
Powers of twoBetween 2^6 (64) and 2^7 (128)
Divisibility tests
Divisible by 2No, remainder 1
Divisible by 3No, remainder 1
Divisible by 4No, remainder 1
Divisible by 5No, remainder 2
Divisible by 6No, remainder 1
Divisible by 7No, remainder 6
Divisible by 8No, remainder 1
Divisible by 9No, remainder 7
Divisible by 10No, remainder 7
Divisible by 11No, remainder 9
Divisible by 12No, remainder 1
Divisible by 100No, remainder 97
As a percentage & fraction
As a percentage-9,700%
-97% as a decimal-0.97
-97% of 100-97
-97% of 1,000-970
As a fraction of 100-97/100
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