Base | Representation |
---|---|
bin | 1101011110001… |
… | …0100101110011 |
3 | 10221022122001111 |
4 | 3113202211303 |
5 | 103431041033 |
6 | 5335014151 |
7 | 1254156511 |
oct | 327424563 |
9 | 127278044 |
10 | 56502643 |
11 | 299922aa |
12 | 16b0a357 |
13 | b924122 |
14 | 770b4b1 |
15 | 4e617cd |
hex | 35e2973 |
56502643 has 8 divisors (see below), whose sum is σ = 58676400. Its totient is φ = 54343968.
The previous prime is 56502631. The next prime is 56502647. The reversal of 56502643 is 34620565.
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-56502643 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (56502647) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4180 + ... + 11422.
It is an arithmetic number, because the mean of its divisors is an integer number (7334550).
Almost surely, 256502643 is an apocalyptic number.
56502643 is a deficient number, since it is larger than the sum of its proper divisors (2173757).
56502643 is a wasteful number, since it uses less digits than its factorization.
56502643 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7541.
The product of its (nonzero) digits is 21600, while the sum is 31.
The square root of 56502643 is about 7516.8239968753. The cubic root of 56502643 is about 383.7274971862.
The spelling of 56502643 in words is "fifty-six million, five hundred two thousand, six hundred forty-three".
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