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89393588 = 2240135569
BaseRepresentation
bin1010101010000…
…00100110110100
320020012122221122
411111000212310
5140341043323
612512003112
72133555464
oct525004664
9206178848
1089393588
11465077a9
1225b30498
131569bc1b
14bc2dba4
157cabec8
hex55409b4

89393588 has 12 divisors (see below), whose sum is σ = 156505860. Its totient is φ = 44677632.

The previous prime is 89393587. The next prime is 89393627. The reversal of 89393588 is 88539398.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 45859984 + 43533604 = 6772^2 + 6598^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89393581) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 13268 + ... + 18836.

It is an arithmetic number, because the mean of its divisors is an integer number (13042155).

Almost surely, 289393588 is an apocalyptic number.

It is an amenable number.

89393588 is a deficient number, since it is larger than the sum of its proper divisors (67112272).

89393588 is a wasteful number, since it uses less digits than its factorization.

89393588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9586 (or 9584 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 53.

The square root of 89393588 is about 9454.8182425682. The cubic root of 89393588 is about 447.1316953355.

The spelling of 89393588 in words is "eighty-nine million, three hundred ninety-three thousand, five hundred eighty-eight".

Divisors: 1 2 4 4013 5569 8026 11138 16052 22276 22348397 44696794 89393588