Base | Representation |
---|---|
bin | 1101011000000… |
… | …1101011011110 |
3 | 10220120110112200 |
4 | 3112001223132 |
5 | 103330340234 |
6 | 5322312330 |
7 | 1250614311 |
oct | 326015336 |
9 | 126513480 |
10 | 56105694 |
11 | 29741047 |
12 | 169586a6 |
13 | b815548 |
14 | 7646978 |
15 | 4dd3d99 |
hex | 3581ade |
56105694 has 48 divisors (see below), whose sum is σ = 129291552. Its totient is φ = 17544384.
The previous prime is 56105681. The next prime is 56105713. The reversal of 56105694 is 49650165.
56105694 is a `hidden beast` number, since 561 + 0 + 5 + 6 + 94 = 666.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20664 + ... + 23220.
It is an arithmetic number, because the mean of its divisors is an integer number (2693574).
Almost surely, 256105694 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 56105694, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64645776).
56105694 is an abundant number, since it is smaller than the sum of its proper divisors (73185858).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56105694 is a wasteful number, since it uses less digits than its factorization.
56105694 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2641 (or 2638 counting only the distinct ones).
The product of its (nonzero) digits is 32400, while the sum is 36.
The square root of 56105694 is about 7490.3734219330. The cubic root of 56105694 is about 382.8267821266.
The spelling of 56105694 in words is "fifty-six million, one hundred five thousand, six hundred ninety-four".
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