Base | Representation |
---|---|
bin | 10111100101111011101101… |
… | …10011011100110110101000 |
3 | 20210200202200100022011100221 |
4 | 23302331312303130312220 |
5 | 23300004042202324100 |
6 | 302201431411535424 |
7 | 13633162100513656 |
oct | 1362756663346650 |
9 | 223622610264327 |
10 | 51880903167400 |
11 | 1559262733a89a |
12 | 599aa495ba574 |
13 | 22c446ac35268 |
14 | cb5098a93dd6 |
15 | 5ee81c0dc01a |
hex | 2f2f76cdcda8 |
51880903167400 has 96 divisors (see below), whose sum is σ = 123472791699840. Its totient is φ = 20262439733760.
The previous prime is 51880903167389. The next prime is 51880903167493. The reversal of 51880903167400 is 476130908815.
It is a super-2 number, since 2×518809031674002 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22796017 + ... + 24968383.
It is an arithmetic number, because the mean of its divisors is an integer number (1286174913540).
Almost surely, 251880903167400 is an apocalyptic number.
51880903167400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 51880903167400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61736395849920).
51880903167400 is an abundant number, since it is smaller than the sum of its proper divisors (71591888532440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51880903167400 is a wasteful number, since it uses less digits than its factorization.
51880903167400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2175203 (or 2175194 counting only the distinct ones).
The product of its (nonzero) digits is 1451520, while the sum is 52.
The spelling of 51880903167400 in words is "fifty-one trillion, eight hundred eighty billion, nine hundred three million, one hundred sixty-seven thousand, four hundred".
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