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86014191 = 334982153
BaseRepresentation
bin1010010000001…
…11100011101111
312222211222021210
411020013203233
5134004423231
612311325503
72063052144
oct510074357
9188758253
1086014191
114460980a
1224980893
1314a87993
14b5d03cb
157840a46
hex52078ef

86014191 has 8 divisors (see below), whose sum is σ = 115015600. Its totient is φ = 57177792.

The previous prime is 86014163. The next prime is 86014193. The reversal of 86014191 is 19141068.

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

It is not a de Polignac number, because 86014191 - 27 = 86014063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86014193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40030 + ... + 42123.

It is an arithmetic number, because the mean of its divisors is an integer number (14376950).

Almost surely, 286014191 is an apocalyptic number.

86014191 is a deficient number, since it is larger than the sum of its proper divisors (29001409).

86014191 is a wasteful number, since it uses less digits than its factorization.

86014191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82505.

The product of its (nonzero) digits is 1728, while the sum is 30.

The square root of 86014191 is about 9274.3835913768. The cubic root of 86014191 is about 441.4247736471.

It can be divided in two parts, 860 and 14191, that added together give a palindrome (15051).

The spelling of 86014191 in words is "eighty-six million, fourteen thousand, one hundred ninety-one".

Divisors: 1 3 349 1047 82153 246459 28671397 86014191