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86157304 = 2316764489
BaseRepresentation
bin1010010001010…
…10011111111000
320000010020121021
411020222133320
5134024013204
612314352224
72064216322
oct510523770
9200106537
1086157304
11446a7292
1224a2b674
1314b07b6c
14b62a612
15786d154
hex522a7f8

86157304 has 16 divisors (see below), whose sum is σ = 162514800. Its totient is φ = 42820032.

The previous prime is 86157257. The next prime is 86157307. The reversal of 86157304 is 40375168.

It is a self number, because there is not a number n which added to its sum of digits gives 86157304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86157307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30909 + ... + 33580.

It is an arithmetic number, because the mean of its divisors is an integer number (10157175).

Almost surely, 286157304 is an apocalyptic number.

It is an amenable number.

86157304 is a deficient number, since it is larger than the sum of its proper divisors (76357496).

86157304 is a wasteful number, since it uses less digits than its factorization.

86157304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64662 (or 64658 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 86157304 is about 9282.0958840124. The cubic root of 86157304 is about 441.6694566020.

The spelling of 86157304 in words is "eighty-six million, one hundred fifty-seven thousand, three hundred four".

Divisors: 1 2 4 8 167 334 668 1336 64489 128978 257956 515912 10769663 21539326 43078652 86157304