Base | Representation |
---|---|
bin | 1101010110101… |
… | …1110111011001 |
3 | 10220101220222110 |
4 | 3111223313121 |
5 | 103320010340 |
6 | 5320342533 |
7 | 1250062650 |
oct | 325536731 |
9 | 126356873 |
10 | 56016345 |
11 | 2968aa00 |
12 | 16914a49 |
13 | b7b3988 |
14 | 7622197 |
15 | 4db7680 |
hex | 356bdd9 |
56016345 has 48 divisors (see below), whose sum is σ = 112613760. Its totient is φ = 23274240.
The previous prime is 56016341. The next prime is 56016347. The reversal of 56016345 is 54361065.
It is not a de Polignac number, because 56016345 - 22 = 56016341 is a prime.
It is not an unprimeable number, because it can be changed into a prime (56016341) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10501 + ... + 14909.
It is an arithmetic number, because the mean of its divisors is an integer number (2346120).
Almost surely, 256016345 is an apocalyptic number.
56016345 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
56016345 is an abundant number, since it is smaller than the sum of its proper divisors (56597415).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56016345 is a wasteful number, since it uses less digits than its factorization.
56016345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4446 (or 4435 counting only the distinct ones).
The product of its (nonzero) digits is 10800, while the sum is 30.
The square root of 56016345 is about 7484.4067901204. The cubic root of 56016345 is about 382.6234553862.
The spelling of 56016345 in words is "fifty-six million, sixteen thousand, three hundred forty-five".
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