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89432216 = 2318616007
BaseRepresentation
bin1010101010010…
…10000010011000
320020021121221022
411111022002120
5140343312331
612512502012
72134106216
oct525120230
9206247838
1089432216
1146533825
1225b4a908
13156b3693
14bc3dcb6
157cb867b
hex554a098

89432216 has 16 divisors (see below), whose sum is σ = 167803440. Its totient is φ = 44684640.

The previous prime is 89432209. The next prime is 89432237. The reversal of 89432216 is 61223498.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11885 + ... + 17891.

It is an arithmetic number, because the mean of its divisors is an integer number (10487715).

Almost surely, 289432216 is an apocalyptic number.

It is an amenable number.

89432216 is a deficient number, since it is larger than the sum of its proper divisors (78371224).

89432216 is a wasteful number, since it uses less digits than its factorization.

89432216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7874 (or 7870 counting only the distinct ones).

The product of its digits is 20736, while the sum is 35.

The square root of 89432216 is about 9456.8607899239. The cubic root of 89432216 is about 447.1960896481.

The spelling of 89432216 in words is "eighty-nine million, four hundred thirty-two thousand, two hundred sixteen".

Divisors: 1 2 4 8 1861 3722 6007 7444 12014 14888 24028 48056 11179027 22358054 44716108 89432216