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88521053361 = 31316323515923
BaseRepresentation
bin101001001110001000…
…1000001010010110001
322110111011222102201220
41102130101001102301
52422242342201421
6104355505215253
76252430352526
oct1223421012261
9273434872656
1088521053361
11345a5910644
12151a5631529
1384695c1a20
1443da71914d
1524815e03c6
hex149c4414b1

88521053361 has 32 divisors (see below), whose sum is σ = 127962949632. Its totient is φ = 54108129600.

The previous prime is 88521053359. The next prime is 88521053389. The reversal of 88521053361 is 16335012588.

It is not a de Polignac number, because 88521053361 - 21 = 88521053359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (88521053351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14942346 + ... + 14948268.

It is an arithmetic number, because the mean of its divisors is an integer number (3998842176).

Almost surely, 288521053361 is an apocalyptic number.

It is an amenable number.

88521053361 is a deficient number, since it is larger than the sum of its proper divisors (39441896271).

88521053361 is a wasteful number, since it uses less digits than its factorization.

88521053361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8453.

The product of its (nonzero) digits is 172800, while the sum is 42.

The spelling of 88521053361 in words is "eighty-eight billion, five hundred twenty-one million, fifty-three thousand, three hundred sixty-one".

Divisors: 1 3 13 39 163 489 2119 2351 5923 6357 7053 17769 30563 76999 91689 230997 383213 965449 1149639 2896347 4981769 12550837 13924973 14945307 37652511 41774919 181024649 543073947 2269770599 6809311797 29507017787 88521053361