Base | Representation |
---|---|
bin | 1001001100011000100… |
… | …0011110010010110100 |
3 | 120002200022111022002200 |
4 | 2103012020132102310 |
5 | 10041431342321120 |
6 | 200320305104500 |
7 | 14260654530222 |
oct | 2230610362264 |
9 | 502608438080 |
10 | 157942932660 |
11 | 60a8a739007 |
12 | 2673a928130 |
13 | 11b81031406 |
14 | 7904641b12 |
15 | 41960a5e90 |
hex | 24c621e4b4 |
157942932660 has 72 divisors (see below), whose sum is σ = 479184931680. Its totient is φ = 42110083008.
The previous prime is 157942932643. The next prime is 157942932683. The reversal of 157942932660 is 66239249751.
157942932660 is a `hidden beast` number, since 1 + 5 + 7 + 94 + 293 + 266 + 0 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 157942932597 and 157942932606.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 894459 + ... + 1056381.
Almost surely, 2157942932660 is an apocalyptic number.
157942932660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
157942932660 is an abundant number, since it is smaller than the sum of its proper divisors (321241999020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157942932660 is a wasteful number, since it uses less digits than its factorization.
157942932660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167357 (or 167352 counting only the distinct ones).
The product of its (nonzero) digits is 4898880, while the sum is 54.
The spelling of 157942932660 in words is "one hundred fifty-seven billion, nine hundred forty-two million, nine hundred thirty-two thousand, six hundred sixty".
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