Base | Representation |
---|---|
bin | 1100011010100… |
… | …0110101011000 |
3 | 10121222112001000 |
4 | 3012220311120 |
5 | 101312244033 |
6 | 5100025000 |
7 | 1201413510 |
oct | 306506530 |
9 | 117875030 |
10 | 52071768 |
11 | 27436321 |
12 | 15532160 |
13 | aa323c8 |
14 | 6cb6840 |
15 | 4888a13 |
hex | 31a8d58 |
52071768 has 64 divisors (see below), whose sum is σ = 165312000. Its totient is φ = 14877216.
The previous prime is 52071751. The next prime is 52071787. The reversal of 52071768 is 86717025.
52071768 is a `hidden beast` number, since 520 + 71 + 7 + 68 = 666.
It is a super-2 number, since 2×520717682 = 5422938045291648, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15708 + ... + 18731.
It is an arithmetic number, because the mean of its divisors is an integer number (2583000).
Almost surely, 252071768 is an apocalyptic number.
It is an amenable number.
52071768 is an abundant number, since it is smaller than the sum of its proper divisors (113240232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52071768 is a wasteful number, since it uses less digits than its factorization.
52071768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34461 (or 34451 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 36.
The square root of 52071768 is about 7216.0770505864. The cubic root of 52071768 is about 373.4227513990.
The spelling of 52071768 in words is "fifty-two million, seventy-one thousand, seven hundred sixty-eight".
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