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88536999121 = 1928316465873
BaseRepresentation
bin101001001110100110…
…1110110010011010001
322110112021222120012121
41102131031312103101
52422310432432441
6104401235054241
76253013034604
oct1223515662321
9273467876177
1088536999121
113460391195a
12151aaa41381
13846c9b599c
1443dc8aa33b
152482bdedd1
hex149d3764d1

88536999121 has 8 divisors (see below), whose sum is σ = 93526164320. Its totient is φ = 83580766272.

The previous prime is 88536999119. The next prime is 88536999143. The reversal of 88536999121 is 12199963588.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 88536999121 - 21 = 88536999119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 88536999121.

It is not an unprimeable number, because it can be changed into a prime (88536999151) by changing a digit.

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, 8227560 + ... + 8238313.

It is an arithmetic number, because the mean of its divisors is an integer number (11690770540).

Almost surely, 288536999121 is an apocalyptic number.

It is an amenable number.

88536999121 is a deficient number, since it is larger than the sum of its proper divisors (4989165199).

88536999121 is a wasteful number, since it uses less digits than its factorization.

88536999121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16466175.

The product of its digits is 8398080, while the sum is 61.

The spelling of 88536999121 in words is "eighty-eight billion, five hundred thirty-six million, nine hundred ninety-nine thousand, one hundred twenty-one".

Divisors: 1 19 283 5377 16465873 312851587 4659842059 88536999121