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89478126 = 2324971007
BaseRepresentation
bin1010101010101…
…01001111101110
320020100221220200
411111111033232
5140401300001
612513454330
72134360113
oct525251756
9206327820
1089478126
1146565271
1225b713a6
13156cb54a
14bc5290a
157cc7086
hex55553ee

89478126 has 12 divisors (see below), whose sum is σ = 193869312. Its totient is φ = 29826036.

The previous prime is 89478101. The next prime is 89478127. The reversal of 89478126 is 62187498.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89478127) 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, 2485486 + ... + 2485521.

It is an arithmetic number, because the mean of its divisors is an integer number (16155776).

Almost surely, 289478126 is an apocalyptic number.

89478126 is an abundant number, since it is smaller than the sum of its proper divisors (104391186).

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

89478126 is a wasteful number, since it uses less digits than its factorization.

89478126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4971015 (or 4971012 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 89478126 is about 9459.2878167439. The cubic root of 89478126 is about 447.2725992149.

The spelling of 89478126 in words is "eighty-nine million, four hundred seventy-eight thousand, one hundred twenty-six".

Divisors: 1 2 3 6 9 18 4971007 9942014 14913021 29826042 44739063 89478126