Base | Representation |
---|---|
bin | 1101100100111… |
… | …1000011100011 |
3 | 10222011012111000 |
4 | 3121033003203 |
5 | 104034300130 |
6 | 5352323043 |
7 | 1261016664 |
oct | 331170343 |
9 | 128135430 |
10 | 56946915 |
11 | 2a166073 |
12 | 170a3483 |
13 | ba4b3cc |
14 | 77c536b |
15 | 4eed260 |
hex | 364f0e3 |
56946915 has 32 divisors (see below), whose sum is σ = 102162240. Its totient is φ = 30094848.
The previous prime is 56946893. The next prime is 56946961. The reversal of 56946915 is 51964965.
It is a happy number.
It is not a de Polignac number, because 56946915 - 29 = 56946403 is a prime.
It is a super-2 number, since 2×569469152 = 6485902256034450, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13389 + ... + 17121.
It is an arithmetic number, because the mean of its divisors is an integer number (3192570).
Almost surely, 256946915 is an apocalyptic number.
56946915 is a deficient number, since it is larger than the sum of its proper divisors (45215325).
56946915 is a wasteful number, since it uses less digits than its factorization.
56946915 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3860 (or 3854 counting only the distinct ones).
The product of its digits is 291600, while the sum is 45.
The square root of 56946915 is about 7546.3179763379. The cubic root of 56946915 is about 384.7306036907.
The spelling of 56946915 in words is "fifty-six million, nine hundred forty-six thousand, nine hundred fifteen".
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