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88380084 = 22313566539
BaseRepresentation
bin1010100010010…
…01001010110100
320011022011200110
411101021022310
5140111130314
612434143020
72122134612
oct521111264
9204264613
1088380084
11459852a1
1225721a70
1315405810
14ba486b2
157b5ba59
hex54492b4

88380084 has 24 divisors (see below), whose sum is σ = 222083680. Its totient is φ = 27193824.

The previous prime is 88380073. The next prime is 88380091. The reversal of 88380084 is 48008388.

It is a super-2 number, since 2×883800842 = 15622078495694112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283114 + ... + 283425.

Almost surely, 288380084 is an apocalyptic number.

It is an amenable number.

88380084 is an abundant number, since it is smaller than the sum of its proper divisors (133703596).

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

88380084 is a wasteful number, since it uses less digits than its factorization.

88380084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566559 (or 566557 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 39.

The square root of 88380084 is about 9401.0682371739. The cubic root of 88380084 is about 445.4354765782.

The spelling of 88380084 in words is "eighty-eight million, three hundred eighty thousand, eighty-four".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 566539 1133078 1699617 2266156 3399234 6798468 7365007 14730014 22095021 29460028 44190042 88380084