Base | Representation |
---|---|
bin | 110100010100100011… |
… | …110101011001110001 |
3 | 12101000020122221202200 |
4 | 310110203311121301 |
5 | 1410023423403240 |
6 | 41450345533413 |
7 | 4026115660323 |
oct | 642443653161 |
9 | 171006587680 |
10 | 56179512945 |
11 | 21909963646 |
12 | aa7a4a4269 |
13 | 53b409ba6a |
14 | 2a0d30b613 |
15 | 16dc13b930 |
hex | d148f5671 |
56179512945 has 24 divisors (see below), whose sum is σ = 97552691496. Its totient is φ = 29908601088.
The previous prime is 56179512929. The next prime is 56179512947. The reversal of 56179512945 is 54921597165.
56179512945 is a `hidden beast` number, since 5 + 617 + 9 + 5 + 12 + 9 + 4 + 5 = 666.
56179512945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 44635761 + 56134877184 = 6681^2 + 236928^2 .
It is not a de Polignac number, because 56179512945 - 24 = 56179512929 is a prime.
It is a super-2 number, since 2×561795129452 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 56179512891 and 56179512900.
It is not an unprimeable number, because it can be changed into a prime (56179512947) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1095612 + ... + 1145741.
It is an arithmetic number, because the mean of its divisors is an integer number (4064695479).
Almost surely, 256179512945 is an apocalyptic number.
It is an amenable number.
56179512945 is a deficient number, since it is larger than the sum of its proper divisors (41373178551).
56179512945 is a wasteful number, since it uses less digits than its factorization.
56179512945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2241921 (or 2241918 counting only the distinct ones).
The product of its digits is 3402000, while the sum is 54.
The spelling of 56179512945 in words is "fifty-six billion, one hundred seventy-nine million, five hundred twelve thousand, nine hundred forty-five".
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