Base | Representation |
---|---|
bin | 1000101011111… |
… | …11101100001110 |
3 | 12002010102101102 |
4 | 10111333230032 |
5 | 122123443031 |
6 | 11121543102 |
7 | 1543265606 |
oct | 425775416 |
9 | 162112342 |
10 | 72874766 |
11 | 38154988 |
12 | 204a4a92 |
13 | 12137183 |
14 | 996dc06 |
15 | 65e77cb |
hex | 457fb0e |
72874766 has 32 divisors (see below), whose sum is σ = 119159040. Its totient is φ = 33312384.
The previous prime is 72874757. The next prime is 72874771. The reversal of 72874766 is 66747827.
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 72874766.
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, 168086 + ... + 168518.
It is an arithmetic number, because the mean of its divisors is an integer number (3723720).
Almost surely, 272874766 is an apocalyptic number.
72874766 is a deficient number, since it is larger than the sum of its proper divisors (46284274).
72874766 is a wasteful number, since it uses less digits than its factorization.
72874766 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 600.
The product of its digits is 790272, while the sum is 47.
The square root of 72874766 is about 8536.6718339175. The cubic root of 72874766 is about 417.6947895233.
The spelling of 72874766 in words is "seventy-two million, eight hundred seventy-four thousand, seven hundred sixty-six".
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