Base | Representation |
---|---|
bin | 1000101000010… |
… | …10111100100000 |
3 | 12001020010102200 |
4 | 10110022330200 |
5 | 122013142301 |
6 | 11103413200 |
7 | 1536234510 |
oct | 424127440 |
9 | 161203380 |
10 | 72396576 |
11 | 3795868a |
12 | 202b4200 |
13 | 11cca615 |
14 | 9887840 |
15 | 6550c86 |
hex | 450af20 |
72396576 has 72 divisors (see below), whose sum is σ = 235295424. Its totient is φ = 20684160.
The previous prime is 72396553. The next prime is 72396581. The reversal of 72396576 is 67569327.
72396576 is a `hidden beast` number, since 72 + 3 + 9 + 6 + 576 = 666.
It is a tau number, because it is divible by the number of its divisors (72).
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, 15940 + ... + 19971.
It is an arithmetic number, because the mean of its divisors is an integer number (3267992).
Almost surely, 272396576 is an apocalyptic number.
It is an amenable number.
72396576 is an abundant number, since it is smaller than the sum of its proper divisors (162898848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72396576 is a wasteful number, since it uses less digits than its factorization.
72396576 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35934 (or 35923 counting only the distinct ones).
The product of its digits is 476280, while the sum is 45.
The square root of 72396576 is about 8508.6177490824. The cubic root of 72396576 is about 416.7791733165.
The spelling of 72396576 in words is "seventy-two million, three hundred ninety-six thousand, five hundred seventy-six".
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