Base | Representation |
---|---|
bin | 10010101110110… |
… | …10000011000000 |
3 | 101221200002010121 |
4 | 21113122003000 |
5 | 310211142234 |
6 | 23331510024 |
7 | 3615406465 |
oct | 1127320300 |
9 | 357602117 |
10 | 157130944 |
11 | 80772893 |
12 | 44758314 |
13 | 267278b9 |
14 | 16c2366c |
15 | dbdc4b4 |
hex | 95da0c0 |
157130944 has 28 divisors (see below), whose sum is σ = 319063624. Its totient is φ = 76737024.
The previous prime is 157130923. The next prime is 157130951. The reversal of 157130944 is 449031751.
It is a super-2 number, since 2×1571309442 = 49380267124662272, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25797 + ... + 31300.
Almost surely, 2157130944 is an apocalyptic number.
It is an amenable number.
157130944 is an abundant number, since it is smaller than the sum of its proper divisors (161932680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157130944 is an equidigital number, since it uses as much as digits as its factorization.
157130944 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57152 (or 57142 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 34.
The square root of 157130944 is about 12535.1882315345. The cubic root of 157130944 is about 539.6190088081.
The spelling of 157130944 in words is "one hundred fifty-seven million, one hundred thirty thousand, nine hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •