Base | Representation |
---|---|
bin | 1101100100111… |
… | …0111011110100 |
3 | 10222011011210200 |
4 | 3121032323310 |
5 | 104034241140 |
6 | 5352320500 |
7 | 1261015356 |
oct | 331167364 |
9 | 128134720 |
10 | 56946420 |
11 | 2a165763 |
12 | 170a3130 |
13 | ba4b10b |
14 | 77c50d6 |
15 | 4eed030 |
hex | 364eef4 |
56946420 has 72 divisors (see below), whose sum is σ = 181839840. Its totient is φ = 14385600.
The previous prime is 56946403. The next prime is 56946427. The reversal of 56946420 is 2464965.
56946420 is a `hidden beast` number, since 5 + 6 + 9 + 4 + 642 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56946427) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4906 + ... + 11745.
Almost surely, 256946420 is an apocalyptic number.
It is an amenable number.
56946420 is an abundant number, since it is smaller than the sum of its proper divisors (124893420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56946420 is a wasteful number, since it uses less digits than its factorization.
56946420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16685 (or 16680 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 36.
The square root of 56946420 is about 7546.2851788148. The cubic root of 56946420 is about 384.7294889554.
The spelling of 56946420 in words is "fifty-six million, nine hundred forty-six thousand, four hundred twenty".
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