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89966276 = 2227781197
BaseRepresentation
bin1010101110011…
…00011011000100
320021021202112022
411113030123010
5141012410101
612532142312
72141462231
oct527143304
9207252468
1089966276
1146868aa4
1226167998
131583c7aa
14bd3c788
157d71a1b
hex55cc6c4

89966276 has 12 divisors (see below), whose sum is σ = 158011308. Its totient is φ = 44820192.

The previous prime is 89966269. The next prime is 89966287. The reversal of 89966276 is 67266998.

It can be written as a sum of positive squares in 2 ways, for example, as 34105600 + 55860676 = 5840^2 + 7474^2 .

It is an unprimeable number.

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, 39491 + ... + 41706.

It is an arithmetic number, because the mean of its divisors is an integer number (13167609).

Almost surely, 289966276 is an apocalyptic number.

It is an amenable number.

89966276 is a deficient number, since it is larger than the sum of its proper divisors (68045032).

89966276 is a wasteful number, since it uses less digits than its factorization.

89966276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81478 (or 81476 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 53.

The square root of 89966276 is about 9485.0554031065. The cubic root of 89966276 is about 448.0844932578.

The spelling of 89966276 in words is "eighty-nine million, nine hundred sixty-six thousand, two hundred seventy-six".

Divisors: 1 2 4 277 554 1108 81197 162394 324788 22491569 44983138 89966276