Base | Representation |
---|---|
bin | 1000101000011… |
… | …10110110110000 |
3 | 12001020221101212 |
4 | 10110032312300 |
5 | 122014200332 |
6 | 11104015252 |
7 | 1536332300 |
oct | 424166660 |
9 | 161227355 |
10 | 72412592 |
11 | 3796971a |
12 | 20301528 |
13 | 120049b5 |
14 | 988d600 |
15 | 65558b2 |
hex | 450edb0 |
72412592 has 30 divisors (see below), whose sum is σ = 163207188. Its totient is φ = 31033632.
The previous prime is 72412573. The next prime is 72412619. The reversal of 72412592 is 29521427.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45398 + ... + 46965.
Almost surely, 272412592 is an apocalyptic number.
It is an amenable number.
72412592 is an abundant number, since it is smaller than the sum of its proper divisors (90794596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72412592 is a wasteful number, since it uses less digits than its factorization.
72412592 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92385 (or 92372 counting only the distinct ones).
The product of its digits is 10080, while the sum is 32.
The square root of 72412592 is about 8509.5588604815. The cubic root of 72412592 is about 416.8099051707.
The spelling of 72412592 in words is "seventy-two million, four hundred twelve thousand, five hundred ninety-two".
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