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56091293106 = 2387011107441
BaseRepresentation
bin110100001111010011…
…010011010110110010
312100210002122220220020
4310033103103112302
51404333332334411
641433515024310
74023665060532
oct641723232662
9170702586806
1056091293106
1121874088792
12aa54a3b096
13539ba21184
142a017054c2
1516d4512606
hexd0f4d35b2

56091293106 has 16 divisors (see below), whose sum is σ = 112184919648. Its totient is φ = 18696708800.

The previous prime is 56091293087. The next prime is 56091293129. The reversal of 56091293106 is 60139219065.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 468346 + ... + 575786.

It is an arithmetic number, because the mean of its divisors is an integer number (7011557478).

Almost surely, 256091293106 is an apocalyptic number.

56091293106 is an abundant number, since it is smaller than the sum of its proper divisors (56093626542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56091293106 is a wasteful number, since it uses less digits than its factorization.

56091293106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194457.

The product of its (nonzero) digits is 87480, while the sum is 42.

The spelling of 56091293106 in words is "fifty-six billion, ninety-one million, two hundred ninety-three thousand, one hundred six".

Divisors: 1 2 3 6 87011 107441 174022 214882 261033 322323 522066 644646 9348548851 18697097702 28045646553 56091293106