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88280008136 = 2311035001017
BaseRepresentation
bin101001000110111100…
…1100000010111001000
322102212101102001211222
41102031321200113020
52421244140230021
6104315534541212
76243442455005
oct1221571402710
9272771361758
1088280008136
1134491843811
1215138967808
13842b696208
1443b66d08ac
15246a3796ab
hex148de605c8

88280008136 has 8 divisors (see below), whose sum is σ = 165525015270. Its totient is φ = 44140004064.

The previous prime is 88280008111. The next prime is 88280008147. The reversal of 88280008136 is 63180008288.

It can be written as a sum of positive squares in only one way, i.e., 86583062500 + 1696945636 = 294250^2 + 41194^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5517500501 + ... + 5517500516.

Almost surely, 288280008136 is an apocalyptic number.

It is an amenable number.

88280008136 is a deficient number, since it is larger than the sum of its proper divisors (77245007134).

88280008136 is a wasteful number, since it uses less digits than its factorization.

88280008136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11035001023 (or 11035001019 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 44.

The spelling of 88280008136 in words is "eighty-eight billion, two hundred eighty million, eight thousand, one hundred thirty-six".

Divisors: 1 2 4 8 11035001017 22070002034 44140004068 88280008136