Base | Representation |
---|---|
bin | 1110010100000… |
… | …01101001111011 |
3 | 22100221010100001 |
4 | 13022001221323 |
5 | 221214144411 |
6 | 15525253431 |
7 | 2655365416 |
oct | 712015173 |
9 | 270833301 |
10 | 120068731 |
11 | 61859462 |
12 | 34264277 |
13 | 1bb4c2b3 |
14 | 11d36b7d |
15 | a81adc1 |
hex | 7281a7b |
120068731 has 2 divisors, whose sum is σ = 120068732. Its totient is φ = 120068730.
The previous prime is 120068677. The next prime is 120068749. The reversal of 120068731 is 137860021.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 120068731 - 213 = 120060539 is a prime.
It is a super-2 number, since 2×1200687312 = 28833000327900722, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 120068731.
It is not a weakly prime, because it can be changed into another prime (120068791) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60034365 + 60034366.
It is an arithmetic number, because the mean of its divisors is an integer number (60034366).
Almost surely, 2120068731 is an apocalyptic number.
120068731 is a deficient number, since it is larger than the sum of its proper divisors (1).
120068731 is an equidigital number, since it uses as much as digits as its factorization.
120068731 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2016, while the sum is 28.
The square root of 120068731 is about 10957.5878276197. The cubic root of 120068731 is about 493.3365664608.
The spelling of 120068731 in words is "one hundred twenty million, sixty-eight thousand, seven hundred thirty-one".
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