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89962452 = 22322498957
BaseRepresentation
bin1010101110010…
…11011111010100
320021021120021200
411113023133110
5141012244302
612532112500
72141445126
oct527133724
9207246250
1089962452
1146866138
1226165730
131583ab28
14bd3b216
157d7081c
hex55cb7d4

89962452 has 18 divisors (see below), whose sum is σ = 227405178. Its totient is φ = 29987472.

The previous prime is 89962451. The next prime is 89962459. The reversal of 89962452 is 25426998.

It can be written as a sum of positive squares in only one way, i.e., 65221776 + 24740676 = 8076^2 + 4974^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 89962398 and 89962407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89962451) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1249443 + ... + 1249514.

It is an arithmetic number, because the mean of its divisors is an integer number (12633621).

Almost surely, 289962452 is an apocalyptic number.

It is an amenable number.

89962452 is an abundant number, since it is smaller than the sum of its proper divisors (137442726).

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

89962452 is a wasteful number, since it uses less digits than its factorization.

89962452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2498967 (or 2498962 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 89962452 is about 9484.8538206975. The cubic root of 89962452 is about 448.0781445849.

The spelling of 89962452 in words is "eighty-nine million, nine hundred sixty-two thousand, four hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 2498957 4997914 7496871 9995828 14993742 22490613 29987484 44981226 89962452