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89110916 = 22131173983
BaseRepresentation
bin1010100111110…
…11100110000100
320012200022012022
411103323212010
5140303022131
612501542312
72131300406
oct523734604
9205608168
1089110916
1146334394
1225a14998
131560036b
14bb98b76
157c5337b
hex54fb984

89110916 has 24 divisors (see below), whose sum is σ = 158203584. Its totient is φ = 43915040.

The previous prime is 89110913. The next prime is 89110927. The reversal of 89110916 is 61901198.

It is not an unprimeable number, because it can be changed into a prime (89110913) 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, 90161 + ... + 91143.

It is an arithmetic number, because the mean of its divisors is an integer number (6591816).

Almost surely, 289110916 is an apocalyptic number.

It is an amenable number.

89110916 is a deficient number, since it is larger than the sum of its proper divisors (69092668).

89110916 is a wasteful number, since it uses less digits than its factorization.

89110916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291 (or 1289 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 35.

The square root of 89110916 is about 9439.8578379126. The cubic root of 89110916 is about 446.6599050980.

The spelling of 89110916 in words is "eighty-nine million, one hundred ten thousand, nine hundred sixteen".

Divisors: 1 2 4 131 173 262 346 524 692 983 1966 3932 22663 45326 90652 128773 170059 257546 340118 515092 680236 22277729 44555458 89110916