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86313642 = 2343334549
BaseRepresentation
bin1010010010100…
…00101010101010
320000102012001120
411021100222222
5134044014032
612322000110
72065440162
oct511205252
9200365046
1086313642
11447a3798
1224aa6036
1314b6107c
14b66b5a2
15789e62c
hex5250aaa

86313642 has 16 divisors (see below), whose sum is σ = 176642400. Its totient is φ = 28102032.

The previous prime is 86313613. The next prime is 86313649. The reversal of 86313642 is 24631368.

It is not an unprimeable number, because it can be changed into a prime (86313649) 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, 167017 + ... + 167532.

It is an arithmetic number, because the mean of its divisors is an integer number (11040150).

Almost surely, 286313642 is an apocalyptic number.

86313642 is an abundant number, since it is smaller than the sum of its proper divisors (90328758).

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

86313642 is a wasteful number, since it uses less digits than its factorization.

86313642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334597.

The product of its digits is 20736, while the sum is 33.

The square root of 86313642 is about 9290.5135487765. The cubic root of 86313642 is about 441.9364411109.

The spelling of 86313642 in words is "eighty-six million, three hundred thirteen thousand, six hundred forty-two".

Divisors: 1 2 3 6 43 86 129 258 334549 669098 1003647 2007294 14385607 28771214 43156821 86313642