Base | Representation |
---|---|
bin | 10110110101001010… |
… | …00101000001110001 |
3 | 1011122012212120020110 |
4 | 23122211011001301 |
5 | 200100303300401 |
6 | 5344131531533 |
7 | 612512345163 |
oct | 133245050161 |
9 | 34565776213 |
10 | 12257087601 |
11 | 521a896370 |
12 | 2460a59ba9 |
13 | 12044b9275 |
14 | 843c20933 |
15 | 4bb1049d6 |
hex | 2da945071 |
12257087601 has 16 divisors (see below), whose sum is σ = 18877226688. Its totient is φ = 6991564800.
The previous prime is 12257087581. The next prime is 12257087611. The reversal of 12257087601 is 10678075221.
It is not a de Polignac number, because 12257087601 - 26 = 12257087537 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12257087601.
It is not an unprimeable number, because it can be changed into a prime (12257087611) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10923760 + ... + 10924881.
It is an arithmetic number, because the mean of its divisors is an integer number (1179826668).
Almost surely, 212257087601 is an apocalyptic number.
12257087601 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12257087601 is a deficient number, since it is larger than the sum of its proper divisors (6620139087).
12257087601 is a wasteful number, since it uses less digits than its factorization.
12257087601 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21848672.
The product of its (nonzero) digits is 47040, while the sum is 39.
The spelling of 12257087601 in words is "twelve billion, two hundred fifty-seven million, eighty-seven thousand, six hundred one".
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