Base | Representation |
---|---|
bin | 1001110101001100… |
… | …0110000110010000 |
3 | 20210220210112200220 |
4 | 2131103012012100 |
5 | 20401042403444 |
6 | 1113511313040 |
7 | 122253242001 |
oct | 23523060620 |
9 | 6726715626 |
10 | 2639028624 |
11 | 11347322a1 |
12 | 61797b780 |
13 | 3309895cb |
14 | 1b06c11a8 |
15 | 106a3e619 |
hex | 9d4c6190 |
2639028624 has 20 divisors (see below), whose sum is σ = 6817490736. Its totient is φ = 879676192.
The previous prime is 2639028577. The next prime is 2639028647. The reversal of 2639028624 is 4268209362.
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, 27489834 + ... + 27489929.
Almost surely, 22639028624 is an apocalyptic number.
2639028624 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
2639028624 is an abundant number, since it is smaller than the sum of its proper divisors (4178462112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2639028624 is a wasteful number, since it uses less digits than its factorization.
2639028624 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54979774 (or 54979768 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 42.
The square root of 2639028624 is about 51371.4767551021. The cubic root of 2639028624 is about 1381.9151146200.
The spelling of 2639028624 in words is "two billion, six hundred thirty-nine million, twenty-eight thousand, six hundred twenty-four".
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