Base | Representation |
---|---|
bin | 1101011100100… |
… | …0110010001011 |
3 | 10221010021001112 |
4 | 3113020302023 |
5 | 103414200224 |
6 | 5332440535 |
7 | 1253236364 |
oct | 327106213 |
9 | 127107045 |
10 | 56396939 |
11 | 2991a945 |
12 | 16a7914b |
13 | b8b7c91 |
14 | 76c0b6b |
15 | 4e4030e |
hex | 35c8c8b |
56396939 has 8 divisors (see below), whose sum is σ = 59956848. Its totient is φ = 52864000.
The previous prime is 56396911. The next prime is 56396957. The reversal of 56396939 is 93969365.
56396939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-56396939 is a prime.
It is a super-2 number, since 2×563969392 = 6361229457139442, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (56396969) by changing a digit.
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, 2342 + ... + 10875.
It is an arithmetic number, because the mean of its divisors is an integer number (7494606).
Almost surely, 256396939 is an apocalyptic number.
56396939 is a deficient number, since it is larger than the sum of its proper divisors (3559909).
56396939 is a wasteful number, since it uses less digits than its factorization.
56396939 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13485.
The product of its digits is 1180980, while the sum is 50.
The square root of 56396939 is about 7509.7895443215. The cubic root of 56396939 is about 383.4880579351.
The spelling of 56396939 in words is "fifty-six million, three hundred ninety-six thousand, nine hundred thirty-nine".
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