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86153425 = 523446137
BaseRepresentation
bin1010010001010…
…01100011010001
320000010001021121
411020221203101
5134023402200
612314322241
72064202111
oct510514321
9200101247
1086153425
11446a4386
1224a29381
1314b06177
14b629041
15786be1a
hex52298d1

86153425 has 6 divisors (see below), whose sum is σ = 106830278. Its totient is φ = 68922720.

The previous prime is 86153401. The next prime is 86153443. The reversal of 86153425 is 52435168.

It can be written as a sum of positive squares in 3 ways, for example, as 646416 + 85507009 = 804^2 + 9247^2 .

It is not a de Polignac number, because 86153425 - 213 = 86145233 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1723044 + ... + 1723093.

Almost surely, 286153425 is an apocalyptic number.

It is an amenable number.

86153425 is a deficient number, since it is larger than the sum of its proper divisors (20676853).

86153425 is a wasteful number, since it uses less digits than its factorization.

86153425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3446147 (or 3446142 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 86153425 is about 9281.8869310071. The cubic root of 86153425 is about 441.6628281775.

The spelling of 86153425 in words is "eighty-six million, one hundred fifty-three thousand, four hundred twenty-five".

Divisors: 1 5 25 3446137 17230685 86153425