Base | Representation |
---|---|
bin | 1000100101101… |
… | …10100011000110 |
3 | 12000120120020100 |
4 | 10102312203012 |
5 | 121421112021 |
6 | 11052144530 |
7 | 1533264615 |
oct | 422664306 |
9 | 160516210 |
10 | 72050886 |
11 | 37741996 |
12 | 20168146 |
13 | 11c0917b |
14 | 97d787c |
15 | 64d3626 |
hex | 44b68c6 |
72050886 has 24 divisors (see below), whose sum is σ = 159742440. Its totient is φ = 23458176.
The previous prime is 72050873. The next prime is 72050893. The reversal of 72050886 is 68805027.
72050886 is a `hidden beast` number, since 72 + 0 + 508 + 86 = 666.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 72050886.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45771 + ... + 47318.
It is an arithmetic number, because the mean of its divisors is an integer number (6655935).
Almost surely, 272050886 is an apocalyptic number.
72050886 is an abundant number, since it is smaller than the sum of its proper divisors (87691554).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72050886 is a wasteful number, since it uses less digits than its factorization.
72050886 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93140 (or 93137 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 36.
The square root of 72050886 is about 8488.2793309363. The cubic root of 72050886 is about 416.1147481468.
The spelling of 72050886 in words is "seventy-two million, fifty thousand, eight hundred eighty-six".
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