Base | Representation |
---|---|
bin | 11001110101010011101111… |
… | …10010001001000110000010 |
3 | 21110010201102201111212122022 |
4 | 30322221313302021012002 |
5 | 24421212220223340200 |
6 | 320452520011041442 |
7 | 14652121353115622 |
oct | 1472516762110602 |
9 | 243121381455568 |
10 | 56807247090050 |
11 | 17111900025256 |
12 | 6455760140282 |
13 | 2590b922993b2 |
14 | 10056b2038882 |
15 | 687a48260885 |
hex | 33aa77c89182 |
56807247090050 has 18 divisors (see below), whose sum is σ = 105661578716379. Its totient is φ = 22722877518000.
The previous prime is 56807247090047. The next prime is 56807247090067. The reversal of 56807247090050 is 5009074270865.
It can be written as a sum of positive squares in 5 ways, for example, as 49564092191329 + 7243154898721 = 7040177^2 + 2691311^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=5329505.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 56807247089974 and 56807247090001.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 52762100 + ... + 53828000.
Almost surely, 256807247090050 is an apocalyptic number.
56807247090050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
56807247090050 is a deficient number, since it is larger than the sum of its proper divisors (48854331626329).
56807247090050 is an frugal number, since it uses more digits than its factorization.
56807247090050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2131814 (or 1065908 counting only the distinct ones).
The product of its (nonzero) digits is 4233600, while the sum is 53.
The spelling of 56807247090050 in words is "fifty-six trillion, eight hundred seven billion, two hundred forty-seven million, ninety thousand, fifty".
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