Base | Representation |
---|---|
bin | 1100110011010… |
… | …1100110011000 |
3 | 10202001002022211 |
4 | 3030311212120 |
5 | 102221300140 |
6 | 5154524504 |
7 | 1221262534 |
oct | 314654630 |
9 | 122032284 |
10 | 53696920 |
11 | 28346322 |
12 | 15b96734 |
13 | b181034 |
14 | 71babc4 |
15 | 4aaa2ea |
hex | 3335998 |
53696920 has 16 divisors (see below), whose sum is σ = 120818160. Its totient is φ = 21478752.
The previous prime is 53696911. The next prime is 53696941. The reversal of 53696920 is 2969635.
53696920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 1342423 = 53696920 / (5 + 3 + 6 + 9 + 6 + 9 + 2 + 0).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671172 + ... + 671251.
It is an arithmetic number, because the mean of its divisors is an integer number (7551135).
Almost surely, 253696920 is an apocalyptic number.
It is an amenable number.
53696920 is an abundant number, since it is smaller than the sum of its proper divisors (67121240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53696920 is a wasteful number, since it uses less digits than its factorization.
53696920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1342434 (or 1342430 counting only the distinct ones).
The product of its (nonzero) digits is 87480, while the sum is 40.
The square root of 53696920 is about 7327.8182291866. The cubic root of 53696920 is about 377.2678455053.
The spelling of 53696920 in words is "fifty-three million, six hundred ninety-six thousand, nine hundred twenty".
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