Base | Representation |
---|---|
bin | 10101101101101100… |
… | …011010010110011000 |
3 | 2020011212122122020102 |
4 | 111231230122112120 |
5 | 340222142222123 |
6 | 14413313314532 |
7 | 1453525614200 |
oct | 255554322630 |
9 | 66155578212 |
10 | 23315195288 |
11 | 9984902340 |
12 | 4628265a48 |
13 | 227747a458 |
14 | 11b26d9400 |
15 | 916d21028 |
hex | 56db1a598 |
23315195288 has 48 divisors (see below), whose sum is σ = 55476333000. Its totient is φ = 9083840640.
The previous prime is 23315195231. The next prime is 23315195291. The reversal of 23315195288 is 88259151332.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2699213 + ... + 2707836.
Almost surely, 223315195288 is an apocalyptic number.
23315195288 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
23315195288 is an abundant number, since it is smaller than the sum of its proper divisors (32161137712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23315195288 is a wasteful number, since it uses less digits than its factorization.
23315195288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5407080 (or 5407069 counting only the distinct ones).
The product of its digits is 518400, while the sum is 47.
The spelling of 23315195288 in words is "twenty-three billion, three hundred fifteen million, one hundred ninety-five thousand, two hundred eighty-eight".
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