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89106308 = 221512977
BaseRepresentation
bin1010100111110…
…10011110000100
320012200001212122
411103322132010
5140302400213
612501505112
72131251104
oct523723604
9205601778
1089106308
1146330985
1225a12198
13155cb235
14bb97204
157c51d08
hex54fa784

89106308 has 18 divisors (see below), whose sum is σ = 157136238. Its totient is φ = 44212800.

The previous prime is 89106289. The next prime is 89106361. The reversal of 89106308 is 80360198.

It can be written as a sum of positive squares in only one way, i.e., 87647044 + 1459264 = 9362^2 + 1208^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 90716 + ... + 91692.

It is an arithmetic number, because the mean of its divisors is an integer number (8729791).

Almost surely, 289106308 is an apocalyptic number.

It is an amenable number.

89106308 is a deficient number, since it is larger than the sum of its proper divisors (68029930).

89106308 is a wasteful number, since it uses less digits than its factorization.

89106308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283 (or 1130 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 89106308 is about 9439.6137632850. The cubic root of 89106308 is about 446.6522059129.

The spelling of 89106308 in words is "eighty-nine million, one hundred six thousand, three hundred eight".

Divisors: 1 2 4 151 302 604 977 1954 3908 22801 45602 91204 147527 295054 590108 22276577 44553154 89106308