Base | Representation |
---|---|
bin | 1001001011111010010… |
… | …0010001101110100100 |
3 | 120002100110122122000101 |
4 | 2102332210101232210 |
5 | 10041201344102432 |
6 | 200255532353444 |
7 | 14254553616310 |
oct | 2227644215644 |
9 | 502313578011 |
10 | 157816003492 |
11 | 60a25024274 |
12 | 26704315884 |
13 | 11b6094c5b4 |
14 | 78d1840b40 |
15 | 4189d824e7 |
hex | 24be911ba4 |
157816003492 has 24 divisors (see below), whose sum is σ = 316640433536. Its totient is φ = 67419338688.
The previous prime is 157816003489. The next prime is 157816003507. The reversal of 157816003492 is 294300618751.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8994888 + ... + 9012415.
It is a 1-persistent number, because it is pandigital, but 2⋅157816003492 = 315632006984 is not.
Almost surely, 2157816003492 is an apocalyptic number.
It is an amenable number.
157816003492 is an abundant number, since it is smaller than the sum of its proper divisors (158824430044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157816003492 is a wasteful number, since it uses less digits than its factorization.
157816003492 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18007627 (or 18007625 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 46.
The spelling of 157816003492 in words is "one hundred fifty-seven billion, eight hundred sixteen million, three thousand, four hundred ninety-two".
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