Base | Representation |
---|---|
bin | 1101100100111… |
… | …0101100101010 |
3 | 10222011010110202 |
4 | 3121032230222 |
5 | 104034223300 |
6 | 5352312202 |
7 | 1261012502 |
oct | 331165452 |
9 | 128133422 |
10 | 56945450 |
11 | 2a164a61 |
12 | 170a2662 |
13 | ba4a843 |
14 | 77c4a02 |
15 | 4eecad5 |
hex | 364eb2a |
56945450 has 24 divisors (see below), whose sum is σ = 109338240. Its totient is φ = 22042800.
The previous prime is 56945437. The next prime is 56945453. The reversal of 56945450 is 5454965.
It is an alternating number because its digits alternate between odd and even.
It is not an unprimeable number, because it can be changed into a prime (56945453) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16820 + ... + 19919.
It is an arithmetic number, because the mean of its divisors is an integer number (4555760).
Almost surely, 256945450 is an apocalyptic number.
56945450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
56945450 is a deficient number, since it is larger than the sum of its proper divisors (52392790).
56945450 is a wasteful number, since it uses less digits than its factorization.
56945450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36782 (or 36777 counting only the distinct ones).
The product of its (nonzero) digits is 108000, while the sum is 38.
The square root of 56945450 is about 7546.2209085078. The cubic root of 56945450 is about 384.7273045060.
The spelling of 56945450 in words is "fifty-six million, nine hundred forty-five thousand, four hundred fifty".
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