Base | Representation |
---|---|
bin | 10111010011100101101110… |
… | …10000111101010110110100 |
3 | 20201110111211010200222212202 |
4 | 23221302313100331112310 |
5 | 23204142234324431040 |
6 | 301000113431404032 |
7 | 13536510152026550 |
oct | 1351626720752664 |
9 | 221414733628782 |
10 | 51250624452020 |
11 | 1536a2a4447284 |
12 | 58b886a523618 |
13 | 2279bb4257c26 |
14 | c92787372860 |
15 | 5dd22de3d015 |
hex | 2e9cb743d5b4 |
51250624452020 has 96 divisors (see below), whose sum is σ = 123443678351616. Its totient is φ = 17508534912000.
The previous prime is 51250624452007. The next prime is 51250624452047. The reversal of 51250624452020 is 2025442605215.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80918570 + ... + 81549470.
It is an arithmetic number, because the mean of its divisors is an integer number (1285871649496).
Almost surely, 251250624452020 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 51250624452020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61721839175808).
51250624452020 is an abundant number, since it is smaller than the sum of its proper divisors (72193053899596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51250624452020 is a wasteful number, since it uses less digits than its factorization.
51250624452020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 633001 (or 632999 counting only the distinct ones).
The product of its (nonzero) digits is 192000, while the sum is 38.
The spelling of 51250624452020 in words is "fifty-one trillion, two hundred fifty billion, six hundred twenty-four million, four hundred fifty-two thousand, twenty".
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