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86030085 = 351793
BaseRepresentation
bin1010010000010…
…11011100000101
312222212210002110
411020023130011
5134010430320
612311531233
72063146401
oct510133405
9188783073
1086030085
114461a749
1224989b19
1314a91c9b
14b5d6101
1578455e0
hex520b705

86030085 has 16 divisors (see below), whose sum is σ = 138421440. Its totient is φ = 45626384.

The previous prime is 86030071. The next prime is 86030089. The reversal of 86030085 is 58003068.

It is not a de Polignac number, because 86030085 - 211 = 86028037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86030089) 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 15 ways as a sum of consecutive naturals, for example, 480526 + ... + 480704.

It is an arithmetic number, because the mean of its divisors is an integer number (8651340).

Almost surely, 286030085 is an apocalyptic number.

It is an amenable number.

86030085 is a deficient number, since it is larger than the sum of its proper divisors (52391355).

86030085 is an frugal number, since it uses more digits than its factorization.

86030085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545 (or 187 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 86030085 is about 9275.2404281506. The cubic root of 86030085 is about 441.4519613052.

The spelling of 86030085 in words is "eighty-six million, thirty thousand, eighty-five".

Divisors: 1 3 5 15 179 537 895 2685 32041 96123 160205 480615 5735339 17206017 28676695 86030085