Base | Representation |
---|---|
bin | 110100100000100011… |
… | …101110100100000101 |
3 | 12101112021102222111122 |
4 | 310200203232210011 |
5 | 1410431441432100 |
6 | 41522340243325 |
7 | 4034111663543 |
oct | 644043564405 |
9 | 171467388448 |
10 | 56380811525 |
11 | 21a02553205 |
12 | ab159a0545 |
13 | 54169bc14c |
14 | 2a2bd4ad93 |
15 | 16eeb50985 |
hex | d208ee905 |
56380811525 has 48 divisors (see below), whose sum is σ = 75566234880. Its totient is φ = 41572915200.
The previous prime is 56380811453. The next prime is 56380811549. The reversal of 56380811525 is 52511808365.
It is a de Polignac number, because none of the positive numbers 2k-56380811525 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6791177 + ... + 6799473.
It is an arithmetic number, because the mean of its divisors is an integer number (1574296560).
Almost surely, 256380811525 is an apocalyptic number.
It is an amenable number.
56380811525 is a deficient number, since it is larger than the sum of its proper divisors (19185423355).
56380811525 is a wasteful number, since it uses less digits than its factorization.
56380811525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8654 (or 8649 counting only the distinct ones).
The product of its (nonzero) digits is 288000, while the sum is 44.
The spelling of 56380811525 in words is "fifty-six billion, three hundred eighty million, eight hundred eleven thousand, five hundred twenty-five".
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