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86230344 = 23331115901
BaseRepresentation
bin1010010001111…
…00010101001000
320000020221210110
411020330111020
5134033332334
612320114320
72064642264
oct510742510
9200227713
1086230344
1144747152
1224a659a0
1314b32195
14b6490a4
157884ae9
hex523c548

86230344 has 32 divisors (see below), whose sum is σ = 222531840. Its totient is φ = 27816000.

The previous prime is 86230321. The next prime is 86230349. The reversal of 86230344 is 44303268.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (86230349) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 57207 + ... + 58694.

It is an arithmetic number, because the mean of its divisors is an integer number (6954120).

Almost surely, 286230344 is an apocalyptic number.

It is an amenable number.

86230344 is an abundant number, since it is smaller than the sum of its proper divisors (136301496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86230344 is a wasteful number, since it uses less digits than its factorization.

86230344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115941 (or 115937 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 86230344 is about 9286.0295067375. The cubic root of 86230344 is about 441.7942300256.

The spelling of 86230344 in words is "eighty-six million, two hundred thirty thousand, three hundred forty-four".

Divisors: 1 2 3 4 6 8 12 24 31 62 93 124 186 248 372 744 115901 231802 347703 463604 695406 927208 1390812 2781624 3592931 7185862 10778793 14371724 21557586 28743448 43115172 86230344