Base | Representation |
---|---|
bin | 1101011001000… |
… | …1011100000101 |
3 | 10220200202002110 |
4 | 3112101130011 |
5 | 103334421440 |
6 | 5323531233 |
7 | 1251303435 |
oct | 326213405 |
9 | 126622073 |
10 | 56170245 |
11 | 2978559a |
12 | 16989b19 |
13 | b838a41 |
14 | 76622c5 |
15 | 4de8080 |
hex | 3591705 |
56170245 has 16 divisors (see below), whose sum is σ = 92972160. Its totient is φ = 28924224.
The previous prime is 56170243. The next prime is 56170253. The reversal of 56170245 is 54207165.
It is not a de Polignac number, because 56170245 - 21 = 56170243 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56170243) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64129 + ... + 64998.
It is an arithmetic number, because the mean of its divisors is an integer number (5810760).
Almost surely, 256170245 is an apocalyptic number.
It is an amenable number.
56170245 is a deficient number, since it is larger than the sum of its proper divisors (36801915).
56170245 is a wasteful number, since it uses less digits than its factorization.
56170245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129164.
The product of its (nonzero) digits is 8400, while the sum is 30.
The square root of 56170245 is about 7494.6811139634. The cubic root of 56170245 is about 382.9735431099.
The spelling of 56170245 in words is "fifty-six million, one hundred seventy thousand, two hundred forty-five".
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