Base | Representation |
---|---|
bin | 1101001100110… |
… | …1110100001011 |
3 | 10212012000221122 |
4 | 3103031310023 |
5 | 103133301341 |
6 | 5254425455 |
7 | 1241425400 |
oct | 323156413 |
9 | 125160848 |
10 | 55368971 |
11 | 29288589 |
12 | 1666228b |
13 | b618108 |
14 | 74d42a7 |
15 | 4cda94b |
hex | 34cdd0b |
55368971 has 12 divisors (see below), whose sum is σ = 64534032. Its totient is φ = 47366928.
The previous prime is 55368959. The next prime is 55368979. The reversal of 55368971 is 17986355.
It is a de Polignac number, because none of the positive numbers 2k-55368971 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (55368979) 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, 39641 + ... + 41013.
It is an arithmetic number, because the mean of its divisors is an integer number (5377836).
Almost surely, 255368971 is an apocalyptic number.
55368971 is a deficient number, since it is larger than the sum of its proper divisors (9165061).
55368971 is a wasteful number, since it uses less digits than its factorization.
55368971 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2210 (or 2203 counting only the distinct ones).
The product of its digits is 226800, while the sum is 44.
The square root of 55368971 is about 7441.0329256092. The cubic root of 55368971 is about 381.1437630716.
The spelling of 55368971 in words is "fifty-five million, three hundred sixty-eight thousand, nine hundred seventy-one".
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