Base | Representation |
---|---|
bin | 1000100111010… |
… | …00110101101100 |
3 | 12000222000210121 |
4 | 10103220311230 |
5 | 121444210001 |
6 | 11100414324 |
7 | 1535113306 |
oct | 423506554 |
9 | 160860717 |
10 | 72256876 |
11 | 3787272a |
12 | 202473a4 |
13 | 11c7bb63 |
14 | 984c976 |
15 | 65246a1 |
hex | 44e8d6c |
72256876 has 24 divisors (see below), whose sum is σ = 128701440. Its totient is φ = 35490000.
The previous prime is 72256859. The next prime is 72256889. The reversal of 72256876 is 67865227.
It is a super-2 number, since 2×722568762 = 10442112258558752, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78861 + ... + 79771.
It is an arithmetic number, because the mean of its divisors is an integer number (5362560).
Almost surely, 272256876 is an apocalyptic number.
It is an amenable number.
72256876 is a deficient number, since it is larger than the sum of its proper divisors (56444564).
72256876 is a wasteful number, since it uses less digits than its factorization.
72256876 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1245 (or 1243 counting only the distinct ones).
The product of its digits is 282240, while the sum is 43.
The square root of 72256876 is about 8500.4044609654. The cubic root of 72256876 is about 416.5109214893.
The spelling of 72256876 in words is "seventy-two million, two hundred fifty-six thousand, eight hundred seventy-six".
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