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86560142 = 279547849
BaseRepresentation
bin1010010100011…
…00110110001110
320000212201012012
411022030312032
5134124411032
612331141222
72100514634
oct512146616
9200781165
1086560142
1144951a09
1224ba4812
1314c19326
14b6d3354
1578ec6b2
hex528cd8e

86560142 has 8 divisors (see below), whose sum is σ = 131484000. Its totient is φ = 42732144.

The previous prime is 86560127. The next prime is 86560151. The reversal of 86560142 is 24106568.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 86560099 and 86560108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273767 + ... + 274082.

It is an arithmetic number, because the mean of its divisors is an integer number (16435500).

Almost surely, 286560142 is an apocalyptic number.

86560142 is a deficient number, since it is larger than the sum of its proper divisors (44923858).

86560142 is a wasteful number, since it uses less digits than its factorization.

86560142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547930.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 86560142 is about 9303.7703110083. The cubic root of 86560142 is about 442.3567446730.

The spelling of 86560142 in words is "eighty-six million, five hundred sixty thousand, one hundred forty-two".

Divisors: 1 2 79 158 547849 1095698 43280071 86560142