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89160371 = 3143211317
BaseRepresentation
bin1010101000001…
…11101010110011
320012202211000222
411110013222303
5140311112441
612503003255
72131564526
oct524075263
9205684028
1089160371
1146368563
1225a3952b
1315619a21
14bbacbbd
157c62d4b
hex5507ab3

89160371 has 16 divisors (see below), whose sum is σ = 94921728. Its totient is φ = 83613600.

The previous prime is 89160367. The next prime is 89160377. The reversal of 89160371 is 17306198.

It is a cyclic number.

It is not a de Polignac number, because 89160371 - 22 = 89160367 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89160377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 281105 + ... + 281421.

It is an arithmetic number, because the mean of its divisors is an integer number (5932608).

Almost surely, 289160371 is an apocalyptic number.

89160371 is a deficient number, since it is larger than the sum of its proper divisors (5761357).

89160371 is a wasteful number, since it uses less digits than its factorization.

89160371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 89160371 is about 9442.4769525798. The cubic root of 89160371 is about 446.7425192955.

The spelling of 89160371 in words is "eighty-nine million, one hundred sixty thousand, three hundred seventy-one".

Divisors: 1 31 43 211 317 1333 6541 9073 9827 13631 66887 281263 422561 2073497 2876141 89160371