Base | Representation |
---|---|
bin | 1101100000000… |
… | …1101100001111 |
3 | 10221120002210120 |
4 | 3120001230033 |
5 | 103444130111 |
6 | 5341440023 |
7 | 1255230063 |
oct | 330015417 |
9 | 127502716 |
10 | 56630031 |
11 | 29a69a87 |
12 | 16b70013 |
13 | b96a0c3 |
14 | 7741aa3 |
15 | 4e89406 |
hex | 3601b0f |
56630031 has 8 divisors (see below), whose sum is σ = 75550080. Its totient is φ = 37731672.
The previous prime is 56630003. The next prime is 56630033. The reversal of 56630031 is 13003665.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 56630031 - 26 = 56629967 is a prime.
It is a super-2 number, since 2×566300312 = 6413920822121922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 56629983 and 56630010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56630033) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2206 + ... + 10868.
It is an arithmetic number, because the mean of its divisors is an integer number (9443760).
Almost surely, 256630031 is an apocalyptic number.
56630031 is a deficient number, since it is larger than the sum of its proper divisors (18920049).
56630031 is a wasteful number, since it uses less digits than its factorization.
56630031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10845.
The product of its (nonzero) digits is 1620, while the sum is 24.
The square root of 56630031 is about 7525.2927517805. The cubic root of 56630031 is about 384.0156582699.
Adding to 56630031 its reverse (13003665), we get a palindrome (69633696).
The spelling of 56630031 in words is "fifty-six million, six hundred thirty thousand, thirty-one".
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