Base | Representation |
---|---|
bin | 110101000101111001… |
… | …000110101000011000 |
3 | 12110010221001101201012 |
4 | 311011321012220120 |
5 | 1413222314001440 |
6 | 42104433313052 |
7 | 4055455652663 |
oct | 650571065030 |
9 | 173127041635 |
10 | 57007172120 |
11 | 221a4076198 |
12 | b06b705788 |
13 | 54b66b7312 |
14 | 2a8b1d66da |
15 | 1739b28e65 |
hex | d45e46a18 |
57007172120 has 32 divisors (see below), whose sum is σ = 135016988400. Its totient is φ = 21602717568.
The previous prime is 57007172087. The next prime is 57007172141. The reversal of 57007172120 is 2127170075.
It is a congruent number.
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, 37503959 + ... + 37505478.
Almost surely, 257007172120 is an apocalyptic number.
It is an amenable number.
57007172120 is an abundant number, since it is smaller than the sum of its proper divisors (78009816280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57007172120 is a wasteful number, since it uses less digits than its factorization.
57007172120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75009467 (or 75009463 counting only the distinct ones).
The product of its (nonzero) digits is 6860, while the sum is 32.
The spelling of 57007172120 in words is "fifty-seven billion, seven million, one hundred seventy-two thousand, one hundred twenty".
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