Base | Representation |
---|---|
bin | 110100111101001100… |
… | …101100010001001001 |
3 | 12102202202120221100020 |
4 | 310331030230101021 |
5 | 1412422443441243 |
6 | 42042143131053 |
7 | 4052035115016 |
oct | 647514542111 |
9 | 172682527306 |
10 | 56861312073 |
11 | 221298013a5 |
12 | b02a8a3a89 |
13 | 54924078b7 |
14 | 2a75aa870d |
15 | 172be16283 |
hex | d3d32c449 |
56861312073 has 8 divisors (see below), whose sum is σ = 76040054688. Its totient is φ = 37795055424.
The previous prime is 56861312051. The next prime is 56861312087. The reversal of 56861312073 is 37021316865.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 56861312073 - 213 = 56861303881 is a prime.
It is not an unprimeable number, because it can be changed into a prime (56861312023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28120311 + ... + 28122332.
It is an arithmetic number, because the mean of its divisors is an integer number (9505006836).
Almost surely, 256861312073 is an apocalyptic number.
It is an amenable number.
56861312073 is a deficient number, since it is larger than the sum of its proper divisors (19178742615).
56861312073 is a wasteful number, since it uses less digits than its factorization.
56861312073 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56242983.
The product of its (nonzero) digits is 181440, while the sum is 42.
The spelling of 56861312073 in words is "fifty-six billion, eight hundred sixty-one million, three hundred twelve thousand, seventy-three".
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