Base | Representation |
---|---|
bin | 1101010110101… |
… | …1101101100000 |
3 | 10220101220010000 |
4 | 3111223231200 |
5 | 103320000322 |
6 | 5320340000 |
7 | 1250061054 |
oct | 325535540 |
9 | 126356100 |
10 | 56015712 |
11 | 2968a485 |
12 | 16914600 |
13 | b7b35bc |
14 | 7621c64 |
15 | 4db73ac |
hex | 356bb60 |
56015712 has 60 divisors (see below), whose sum is σ = 164748276. Its totient is φ = 18671040.
The previous prime is 56015693. The next prime is 56015719. The reversal of 56015712 is 21751065.
56015712 is a `hidden beast` number, since 5 + 601 + 57 + 1 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56015719) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8214 + ... + 13397.
Almost surely, 256015712 is an apocalyptic number.
It is an amenable number.
56015712 is an abundant number, since it is smaller than the sum of its proper divisors (108732564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56015712 is a wasteful number, since it uses less digits than its factorization.
56015712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21633 (or 21616 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 27.
The square root of 56015712 is about 7484.3645020803. The cubic root of 56015712 is about 382.6220141309.
Adding to 56015712 its reverse (21751065), we get a palindrome (77766777).
The spelling of 56015712 in words is "fifty-six million, fifteen thousand, seven hundred twelve".
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