Base | Representation |
---|---|
bin | 10111011010001000… |
… | …10000011100100000 |
3 | 1012102211111111001101 |
4 | 23231010100130200 |
5 | 201214204010340 |
6 | 5435011444144 |
7 | 623266603633 |
oct | 135504203440 |
9 | 35384444041 |
10 | 12567250720 |
11 | 5369981522 |
12 | 25288b6654 |
13 | 1253834c3b |
14 | 8730bbc1a |
15 | 4d846ec9a |
hex | 2ed110720 |
12567250720 has 48 divisors (see below), whose sum is σ = 29748652920. Its totient is φ = 5016991744.
The previous prime is 12567250679. The next prime is 12567250723. The reversal of 12567250720 is 2705276521.
It can be written as a sum of positive squares in 4 ways, for example, as 9316882576 + 3250368144 = 96524^2 + 57012^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 12567250720.
It is not an unprimeable number, because it can be changed into a prime (12567250723) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4284 + ... + 158596.
Almost surely, 212567250720 is an apocalyptic number.
12567250720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12567250720 is an abundant number, since it is smaller than the sum of its proper divisors (17181402200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12567250720 is a wasteful number, since it uses less digits than its factorization.
12567250720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154837 (or 154829 counting only the distinct ones).
The product of its (nonzero) digits is 58800, while the sum is 37.
The spelling of 12567250720 in words is "twelve billion, five hundred sixty-seven million, two hundred fifty thousand, seven hundred twenty".
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