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88116087272 = 2329379810721
BaseRepresentation
bin101001000010000100…
…0001100100111101000
322102102221222000200212
41102010020030213220
52420430204243042
6104251401320252
76236412245423
oct1220410144750
9272387860625
1088116087272
1134408263624
12150b1a96088
138403731c15
14439ca209ba
15245ac9a482
hex148420c9e8

88116087272 has 16 divisors (see below), whose sum is σ = 170914824900. Its totient is φ = 42538800640.

The previous prime is 88116087263. The next prime is 88116087277. The reversal of 88116087272 is 27278061188.

It can be written as a sum of positive squares in 2 ways, for example, as 77714943076 + 10401144196 = 278774^2 + 101986^2 .

It is a super-2 number, since 2×881160872722 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 88116087272.

It is not an unprimeable number, because it can be changed into a prime (88116087277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189905129 + ... + 189905592.

Almost surely, 288116087272 is an apocalyptic number.

It is an amenable number.

88116087272 is a deficient number, since it is larger than the sum of its proper divisors (82798737628).

88116087272 is a wasteful number, since it uses less digits than its factorization.

88116087272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379810756 (or 379810752 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 50.

The spelling of 88116087272 in words is "eighty-eight billion, one hundred sixteen million, eighty-seven thousand, two hundred seventy-two".

Divisors: 1 2 4 8 29 58 116 232 379810721 759621442 1519242884 3038485768 11014510909 22029021818 44058043636 88116087272