Base | Representation |
---|---|
bin | 1101111001000010010… |
… | …1010000100101001001 |
3 | 211210222211222121020211 |
4 | 3132100211100211021 |
5 | 12402223103401000 |
6 | 301344521521121 |
7 | 23145641034451 |
oct | 3362045204511 |
9 | 753884877224 |
10 | 238648887625 |
11 | 92235091545 |
12 | 3a3030431a1 |
13 | 196734abc55 |
14 | b79d064d61 |
15 | 631b5217ba |
hex | 3790950949 |
238648887625 has 16 divisors (see below), whose sum is σ = 298061891712. Its totient is φ = 190772905200.
The previous prime is 238648887619. The next prime is 238648887683. The reversal of 238648887625 is 526788846832.
It is not a de Polignac number, because 238648887625 - 217 = 238648756553 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 566997 + ... + 893746.
It is an arithmetic number, because the mean of its divisors is an integer number (18628868232).
Almost surely, 2238648887625 is an apocalyptic number.
238648887625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
238648887625 is a deficient number, since it is larger than the sum of its proper divisors (59413004087).
238648887625 is a wasteful number, since it uses less digits than its factorization.
238648887625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1462065 (or 1462055 counting only the distinct ones).
The product of its digits is 247726080, while the sum is 67.
The spelling of 238648887625 in words is "two hundred thirty-eight billion, six hundred forty-eight million, eight hundred eighty-seven thousand, six hundred twenty-five".
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