Base | Representation |
---|---|
bin | 110100010100101000… |
… | …010001101000001011 |
3 | 12101000022212002201200 |
4 | 310110220101220023 |
5 | 1410024223132011 |
6 | 41450430515243 |
7 | 4026131606415 |
oct | 642450215013 |
9 | 171008762650 |
10 | 56180677131 |
11 | 2190a589287 |
12 | aa7a965b23 |
13 | 53b43b8927 |
14 | 2a0d5319b5 |
15 | 16dc2bb856 |
hex | d14a11a0b |
56180677131 has 12 divisors (see below), whose sum is σ = 81187797600. Its totient is φ = 37436278320.
The previous prime is 56180677109. The next prime is 56180677139. The reversal of 56180677131 is 13177608165.
56180677131 is a `hidden beast` number, since 561 + 8 + 0 + 6 + 77 + 13 + 1 = 666.
It is not a de Polignac number, because 56180677131 - 26 = 56180677067 is a prime.
It is a super-2 number, since 2×561806771312 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (56180677139) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1438531 + ... + 1477068.
It is an arithmetic number, because the mean of its divisors is an integer number (6765649800).
Almost surely, 256180677131 is an apocalyptic number.
56180677131 is a deficient number, since it is larger than the sum of its proper divisors (25007120469).
56180677131 is a wasteful number, since it uses less digits than its factorization.
56180677131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2917746 (or 2917743 counting only the distinct ones).
The product of its (nonzero) digits is 211680, while the sum is 45.
The spelling of 56180677131 in words is "fifty-six billion, one hundred eighty million, six hundred seventy-seven thousand, one hundred thirty-one".
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