Base | Representation |
---|---|
bin | 1010100001000111011000… |
… | …00101100100010010000010 |
3 | 10000220000120121020212211122 |
4 | 11100203230011210102002 |
5 | 11012412234042211340 |
6 | 121104515234512242 |
7 | 4604643002114300 |
oct | 520435405442202 |
9 | 100800517225748 |
10 | 23128064803970 |
11 | 74076146a8485 |
12 | 271645a135682 |
13 | cb9c75ab0849 |
14 | 59d5935d3270 |
15 | 2a19325cbdb5 |
hex | 1508ec164482 |
23128064803970 has 48 divisors (see below), whose sum is σ = 50976142853760. Its totient is φ = 7512273677664.
The previous prime is 23128064803937. The next prime is 23128064803979. The reversal of 23128064803970 is 7930846082132.
It is not an unprimeable number, because it can be changed into a prime (23128064803979) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1242099434 + ... + 1242118053.
It is an arithmetic number, because the mean of its divisors is an integer number (1062002976120).
Almost surely, 223128064803970 is an apocalyptic number.
23128064803970 is an abundant number, since it is smaller than the sum of its proper divisors (27848078049790).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23128064803970 is a wasteful number, since it uses less digits than its factorization.
23128064803970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2484217527 (or 2484217520 counting only the distinct ones).
The product of its (nonzero) digits is 3483648, while the sum is 53.
The spelling of 23128064803970 in words is "twenty-three trillion, one hundred twenty-eight billion, sixty-four million, eight hundred three thousand, nine hundred seventy".
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