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56269036321 = 1767101948481
BaseRepresentation
bin110100011001111001…
…010101101100100001
312101020111010012202021
4310121321111230201
51410214333130241
641503304421441
74031253626401
oct643171255441
9171214105667
1056269036321
1121955449903
12aaa4477881
1353c97b4a84
142a1b172801
1516e4e220d1
hexd19e55b21

56269036321 has 16 divisors (see below), whose sum is σ = 60528807360. Its totient is φ = 52116387840.

The previous prime is 56269036273. The next prime is 56269036381. The reversal of 56269036321 is 12363096265.

56269036321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 56269036321 - 213 = 56269028129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56269036381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1136401 + ... + 1184881.

It is an arithmetic number, because the mean of its divisors is an integer number (3783050460).

Almost surely, 256269036321 is an apocalyptic number.

It is an amenable number.

56269036321 is a deficient number, since it is larger than the sum of its proper divisors (4259771039).

56269036321 is a wasteful number, since it uses less digits than its factorization.

56269036321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49584.

The product of its (nonzero) digits is 349920, while the sum is 43.

The spelling of 56269036321 in words is "fifty-six billion, two hundred sixty-nine million, thirty-six thousand, three hundred twenty-one".

Divisors: 1 17 67 1019 1139 17323 48481 68273 824177 1160641 3248227 49402139 55219859 839836363 3309943313 56269036321