Base | Representation |
---|---|
bin | 10101100010100100… |
… | …111011100000111000 |
3 | 2012200212200220200011 |
4 | 111202210323200320 |
5 | 334331420401400 |
6 | 14343011551304 |
7 | 1446102401230 |
oct | 254244734070 |
9 | 65625626604 |
10 | 23128684600 |
11 | 98995a307a |
12 | 45958bb534 |
13 | 2247936cb8 |
14 | 1195a28cc0 |
15 | 90577d8ba |
hex | 56293b838 |
23128684600 has 96 divisors (see below), whose sum is σ = 63438796800. Its totient is φ = 7674019200.
The previous prime is 23128684583. The next prime is 23128684651. The reversal of 23128684600 is 648682132.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 223060 + ... + 309859.
It is an arithmetic number, because the mean of its divisors is an integer number (660820800).
Almost surely, 223128684600 is an apocalyptic number.
23128684600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23128684600 is an abundant number, since it is smaller than the sum of its proper divisors (40310112200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23128684600 is a wasteful number, since it uses less digits than its factorization.
23128684600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 532973 (or 532964 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 40.
The spelling of 23128684600 in words is "twenty-three billion, one hundred twenty-eight million, six hundred eighty-four thousand, six hundred".
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