Base | Representation |
---|---|
bin | 110100101000011000… |
… | …010000011001101101 |
3 | 12101212102100011121111 |
4 | 310220120100121231 |
5 | 1411214034202000 |
6 | 41543344432021 |
7 | 4040264155666 |
oct | 645030203155 |
9 | 171772304544 |
10 | 56512022125 |
11 | 21a6a621719 |
12 | ab51918611 |
13 | 5437c3c960 |
14 | 2a4154436d |
15 | 170b41ccba |
hex | d2861066d |
56512022125 has 16 divisors (see below), whose sum is σ = 75952159920. Its totient is φ = 41731953600.
The previous prime is 56512022111. The next prime is 56512022191. The reversal of 56512022125 is 52122021565.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 35608067401 + 20903954724 = 188701^2 + 144582^2 .
It is not a de Polignac number, because 56512022125 - 213 = 56512013933 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17386690 + ... + 17389939.
It is an arithmetic number, because the mean of its divisors is an integer number (4747009995).
Almost surely, 256512022125 is an apocalyptic number.
It is an amenable number.
56512022125 is a deficient number, since it is larger than the sum of its proper divisors (19440137795).
56512022125 is a wasteful number, since it uses less digits than its factorization.
56512022125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34776657 (or 34776647 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 31.
It can be divided in two parts, 5651 and 2022125, that added together give a square (2027776 = 14242).
The spelling of 56512022125 in words is "fifty-six billion, five hundred twelve million, twenty-two thousand, one hundred twenty-five".
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