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56302031105 = 519231192261
BaseRepresentation
bin110100011011110111…
…001101000100000001
312101022210012112002022
4310123313031010001
51410301304443410
641510443531225
74032134240165
oct643367150401
9171283175068
1056302031105
1121972035321
12aab3529b15
135403597c08
142a216c0ca5
1516e7c8d455
hexd1bdcd101

56302031105 has 12 divisors (see below), whose sum is σ = 71305510932. Its totient is φ = 42671011680.

The previous prime is 56302031087. The next prime is 56302031161. The reversal of 56302031105 is 50113020365.

It can be written as a sum of positive squares in 2 ways, for example, as 44993197456 + 11308833649 = 212116^2 + 106343^2 .

It is not a de Polignac number, because 56302031105 - 216 = 56301965569 is a prime.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 15594326 + ... + 15597935.

It is an arithmetic number, because the mean of its divisors is an integer number (5942125911).

Almost surely, 256302031105 is an apocalyptic number.

It is an amenable number.

56302031105 is a deficient number, since it is larger than the sum of its proper divisors (15003479827).

56302031105 is a wasteful number, since it uses less digits than its factorization.

56302031105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31192304 (or 31192285 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The spelling of 56302031105 in words is "fifty-six billion, three hundred two million, thirty-one thousand, one hundred five".

Divisors: 1 5 19 95 361 1805 31192261 155961305 592652959 2963264795 11260406221 56302031105