Base | Representation |
---|---|
bin | 10110000011100000… |
… | …101111101011101000 |
3 | 2021010101102102021021 |
4 | 112003200233223220 |
5 | 341444344020223 |
6 | 14513511022224 |
7 | 1465562116315 |
oct | 260340575350 |
9 | 67111372237 |
10 | 23681235688 |
11 | a052492970 |
12 | 470a96a974 |
13 | 230525b6c6 |
14 | 120917dd0c |
15 | 93902765d |
hex | 58382fae8 |
23681235688 has 96 divisors (see below), whose sum is σ = 51564211200. Its totient is φ = 10109696000.
The previous prime is 23681235659. The next prime is 23681235703. The reversal of 23681235688 is 88653218632.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20573913 + ... + 20575063.
It is an arithmetic number, because the mean of its divisors is an integer number (537127200).
Almost surely, 223681235688 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23681235688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25782105600).
23681235688 is an abundant number, since it is smaller than the sum of its proper divisors (27882975512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23681235688 is a wasteful number, since it uses less digits than its factorization.
23681235688 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2011 (or 1990 counting only the distinct ones).
The product of its digits is 3317760, while the sum is 52.
The spelling of 23681235688 in words is "twenty-three billion, six hundred eighty-one million, two hundred thirty-five thousand, six hundred eighty-eight".
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