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89972324 = 22131730237
BaseRepresentation
bin1010101110011…
…01111001100100
320021022001211022
411113031321210
5141013103244
612532230312
72141515661
oct527157144
9207261738
1089972324
11468725a2
122616b398
1315842480
14bd40a68
157d736ee
hex55cde64

89972324 has 12 divisors (see below), whose sum is σ = 169563324. Its totient is φ = 41525664.

The previous prime is 89972321. The next prime is 89972329. The reversal of 89972324 is 42327998.

It can be written as a sum of positive squares in 2 ways, for example, as 49420900 + 40551424 = 7030^2 + 6368^2 .

It is not an unprimeable number, because it can be changed into a prime (89972321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 865067 + ... + 865170.

It is an arithmetic number, because the mean of its divisors is an integer number (14130277).

Almost surely, 289972324 is an apocalyptic number.

It is an amenable number.

89972324 is a deficient number, since it is larger than the sum of its proper divisors (79591000).

89972324 is a wasteful number, since it uses less digits than its factorization.

89972324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730254 (or 1730252 counting only the distinct ones).

The product of its digits is 217728, while the sum is 44.

The square root of 89972324 is about 9485.3742150745. The cubic root of 89972324 is about 448.0945338879.

The spelling of 89972324 in words is "eighty-nine million, nine hundred seventy-two thousand, three hundred twenty-four".

Divisors: 1 2 4 13 26 52 1730237 3460474 6920948 22493081 44986162 89972324