Base | Representation |
---|---|
bin | 10010101110100… |
… | …01110110101100 |
3 | 101221121101002210 |
4 | 21113101312230 |
5 | 310204104023 |
6 | 23331050420 |
7 | 3615206610 |
oct | 1127216654 |
9 | 357541083 |
10 | 157097388 |
11 | 8074a658 |
12 | 44740a10 |
13 | 26715546 |
14 | 16c15340 |
15 | dbd2593 |
hex | 95d1dac |
157097388 has 24 divisors (see below), whose sum is σ = 418926592. Its totient is φ = 44884944.
The previous prime is 157097341. The next prime is 157097389. The reversal of 157097388 is 883790751.
It is not an unprimeable number, because it can be changed into a prime (157097389) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 935020 + ... + 935187.
Almost surely, 2157097388 is an apocalyptic number.
It is an amenable number.
157097388 is an abundant number, since it is smaller than the sum of its proper divisors (261829204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157097388 is a wasteful number, since it uses less digits than its factorization.
157097388 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1870221 (or 1870219 counting only the distinct ones).
The product of its (nonzero) digits is 423360, while the sum is 48.
The square root of 157097388 is about 12533.8496879450. The cubic root of 157097388 is about 539.5805934073.
The spelling of 157097388 in words is "one hundred fifty-seven million, ninety-seven thousand, three hundred eighty-eight".
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