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86163345 = 345415189
BaseRepresentation
bin1010010001010…
…11111110010001
320000010112220000
411020223332101
5134024211340
612314440213
72064243042
oct510537621
9200115800
1086163345
1144700884
1224a33069
1314b0a838
14b62c8c9
15786ed30
hex522bf91

86163345 has 40 divisors (see below), whose sum is σ = 158253480. Its totient is φ = 44824320.

The previous prime is 86163331. The next prime is 86163367. The reversal of 86163345 is 54336168.

86163345 is a `hidden beast` number, since 8 + 616 + 3 + 34 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3207681 + 82955664 = 1791^2 + 9108^2 .

It is not a de Polignac number, because 86163345 - 26 = 86163281 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 14011 + ... + 19199.

It is an arithmetic number, because the mean of its divisors is an integer number (3956337).

Almost surely, 286163345 is an apocalyptic number.

It is an amenable number.

86163345 is a deficient number, since it is larger than the sum of its proper divisors (72090135).

86163345 is a wasteful number, since it uses less digits than its factorization.

86163345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5247 (or 5238 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 86163345 is about 9282.4212897282. The cubic root of 86163345 is about 441.6797790498.

The spelling of 86163345 in words is "eighty-six million, one hundred sixty-three thousand, three hundred forty-five".