Base | Representation |
---|---|
bin | 1111000000111111011… |
… | …0101011100010110100 |
3 | 220122211221211111122020 |
4 | 3300033312223202310 |
5 | 13211302242431012 |
6 | 314301304233140 |
7 | 24431406035334 |
oct | 3601766534264 |
9 | 818757744566 |
10 | 257964030132 |
11 | 9a446a73a36 |
12 | 41bb376b7b0 |
13 | 1b431019963 |
14 | c6b23d50c4 |
15 | 6a9c0aba8c |
hex | 3c0fdab8b4 |
257964030132 has 24 divisors (see below), whose sum is σ = 602002884000. Its totient is φ = 85975608096.
The previous prime is 257964030089. The next prime is 257964030143. The reversal of 257964030132 is 231030469752.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1463382 + ... + 1630157.
It is an arithmetic number, because the mean of its divisors is an integer number (25083453500).
Almost surely, 2257964030132 is an apocalyptic number.
It is an amenable number.
257964030132 is an abundant number, since it is smaller than the sum of its proper divisors (344038853868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
257964030132 is a wasteful number, since it uses less digits than its factorization.
257964030132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3100495 (or 3100493 counting only the distinct ones).
The product of its (nonzero) digits is 272160, while the sum is 42.
Adding to 257964030132 its reverse (231030469752), we get a palindrome (488994499884).
The spelling of 257964030132 in words is "two hundred fifty-seven billion, nine hundred sixty-four million, thirty thousand, one hundred thirty-two".
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