Base | Representation |
---|---|
bin | 10111110110000101… |
… | …10100111110110000 |
3 | 1020001011202122100000 |
4 | 23323002310332300 |
5 | 202204222211404 |
6 | 5514150030000 |
7 | 632145066003 |
oct | 137302647660 |
9 | 36034678300 |
10 | 12801757104 |
11 | 547a292654 |
12 | 2593348300 |
13 | 12902b1406 |
14 | 8962c353a |
15 | 4edd43339 |
hex | 2fb0b4fb0 |
12801757104 has 60 divisors (see below), whose sum is σ = 37154082056. Its totient is φ = 4267251072.
The previous prime is 12801757097. The next prime is 12801757123. The reversal of 12801757104 is 40175710821.
12801757104 is a `hidden beast` number, since 1 + 2 + 80 + 1 + 7 + 571 + 0 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1642429 + ... + 1650204.
Almost surely, 212801757104 is an apocalyptic number.
It is an amenable number.
12801757104 is an abundant number, since it is smaller than the sum of its proper divisors (24352324952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12801757104 is an equidigital number, since it uses as much as digits as its factorization.
12801757104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3292656 (or 3292638 counting only the distinct ones).
The product of its (nonzero) digits is 15680, while the sum is 36.
The spelling of 12801757104 in words is "twelve billion, eight hundred one million, seven hundred fifty-seven thousand, one hundred four".
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