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88669035828 = 22335315490747
BaseRepresentation
bin101001010010100010…
…1100001110100110100
322110212111102201112000
41102211011201310310
52423043233121303
6104422313055300
76256205240352
oct1224505416464
9273774381460
1088669035828
11346713a4aaa
12152270b7530
138491165509
14441223a7d2
15248e5c1da3
hex14a5161d34

88669035828 has 48 divisors (see below), whose sum is σ = 234220109760. Its totient is φ = 28998676512.

The previous prime is 88669035817. The next prime is 88669035883. The reversal of 88669035828 is 82853096688.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7739650 + ... + 7751097.

It is an arithmetic number, because the mean of its divisors is an integer number (4879585620).

Almost surely, 288669035828 is an apocalyptic number.

It is an amenable number.

88669035828 is an abundant number, since it is smaller than the sum of its proper divisors (145551073932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88669035828 is a wasteful number, since it uses less digits than its factorization.

88669035828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15490813 (or 15490805 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 63.

The spelling of 88669035828 in words is "eighty-eight billion, six hundred sixty-nine million, thirty-five thousand, eight hundred twenty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 53 54 106 108 159 212 318 477 636 954 1431 1908 2862 5724 15490747 30981494 46472241 61962988 92944482 139416723 185888964 278833446 418250169 557666892 821009591 836500338 1642019182 1673000676 2463028773 3284038364 4926057546 7389086319 9852115092 14778172638 22167258957 29556345276 44334517914 88669035828