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89251132 = 22192351059
BaseRepresentation
bin1010101000111…
…01110100111100
320012221102112111
411110131310330
5140322014012
612504543404
72132423245
oct524356474
9205842474
1089251132
114641a773
1225a81b64
131564c129
14bbd3ccc
157c7eba7
hex551dd3c

89251132 has 24 divisors (see below), whose sum is σ = 171561600. Its totient is φ = 40437936.

The previous prime is 89251111. The next prime is 89251133. The reversal of 89251132 is 23115298.

It is a junction number, because it is equal to n+sod(n) for n = 89251094 and 89251103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89251133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23782 + ... + 27277.

It is an arithmetic number, because the mean of its divisors is an integer number (7148400).

Almost surely, 289251132 is an apocalyptic number.

It is an amenable number.

89251132 is a deficient number, since it is larger than the sum of its proper divisors (82310468).

89251132 is a wasteful number, since it uses less digits than its factorization.

89251132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51105 (or 51103 counting only the distinct ones).

The product of its digits is 4320, while the sum is 31.

The square root of 89251132 is about 9447.2817254489. The cubic root of 89251132 is about 446.8940554053.

The spelling of 89251132 in words is "eighty-nine million, two hundred fifty-one thousand, one hundred thirty-two".

Divisors: 1 2 4 19 23 38 46 76 92 437 874 1748 51059 102118 204236 970121 1174357 1940242 2348714 3880484 4697428 22312783 44625566 89251132