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86512083 = 374119623
BaseRepresentation
bin1010010100000…
…01000111010011
320000210021021020
411022001013103
5134121341313
612330130523
72100224550
oct512010723
9200707236
1086512083
1144919899
1224b80a43
1314c004a8
14b6bda27
1578dd323
hex52811d3

86512083 has 8 divisors (see below), whose sum is σ = 131827968. Its totient is φ = 49435464.

The previous prime is 86512067. The next prime is 86512093. The reversal of 86512083 is 38021568.

It is a happy number.

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

It is not a de Polignac number, because 86512083 - 24 = 86512067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86512003) 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, 2059791 + ... + 2059832.

It is an arithmetic number, because the mean of its divisors is an integer number (16478496).

Almost surely, 286512083 is an apocalyptic number.

86512083 is a deficient number, since it is larger than the sum of its proper divisors (45315885).

86512083 is a wasteful number, since it uses less digits than its factorization.

86512083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119633.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 86512083 is about 9301.1871822902. The cubic root of 86512083 is about 442.2748626506.

The spelling of 86512083 in words is "eighty-six million, five hundred twelve thousand, eighty-three".

Divisors: 1 3 7 21 4119623 12358869 28837361 86512083