Base | Representation |
---|---|
bin | 100001111001100000… |
… | …1001111001001011010 |
3 | 20221220022202201012221 |
4 | 1003303001033021122 |
5 | 2143041421230120 |
6 | 53235313054254 |
7 | 5154653303131 |
oct | 1036301171132 |
9 | 227808681187 |
10 | 72796664410 |
11 | 28966901478 |
12 | 1213755738a |
13 | 6b31977572 |
14 | 374820c918 |
15 | 1d60ddc0aa |
hex | 10f304f25a |
72796664410 has 96 divisors (see below), whose sum is σ = 149197874832. Its totient is φ = 25472378880.
The previous prime is 72796664363. The next prime is 72796664509. The reversal of 72796664410 is 1446669727.
It can be written as a sum of positive squares in 8 ways, for example, as 53405823409 + 19390841001 = 231097^2 + 139251^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3241420 + ... + 3263800.
Almost surely, 272796664410 is an apocalyptic number.
72796664410 is an abundant number, since it is smaller than the sum of its proper divisors (76401210422).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72796664410 is a wasteful number, since it uses less digits than its factorization.
72796664410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22496 (or 22477 counting only the distinct ones).
The product of its (nonzero) digits is 3048192, while the sum is 52.
The spelling of 72796664410 in words is "seventy-two billion, seven hundred ninety-six million, six hundred sixty-four thousand, four hundred ten".
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