Base | Representation |
---|---|
bin | 1111000010111… |
… | …1101000110000 |
3 | 11101202022012120 |
4 | 3300233220300 |
5 | 112124002210 |
6 | 10132354240 |
7 | 1364265144 |
oct | 360575060 |
9 | 141668176 |
10 | 63109680 |
11 | 32695267 |
12 | 19175980 |
13 | 100c850a |
14 | 854b224 |
15 | 5819270 |
hex | 3c2fa30 |
63109680 has 40 divisors (see below), whose sum is σ = 195640752. Its totient is φ = 16829184.
The previous prime is 63109663. The next prime is 63109747. The reversal of 63109680 is 8690136.
63109680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (40).
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 7 ways as a sum of consecutive naturals, for example, 131239 + ... + 131718.
Almost surely, 263109680 is an apocalyptic number.
63109680 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
63109680 is an abundant number, since it is smaller than the sum of its proper divisors (132531072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
63109680 is a wasteful number, since it uses less digits than its factorization.
63109680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 262973 (or 262967 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 33.
The square root of 63109680 is about 7944.1601192322. The cubic root of 63109680 is about 398.1364985544.
The spelling of 63109680 in words is "sixty-three million, one hundred nine thousand, six hundred eighty".
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