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86088161 = 472278069
BaseRepresentation
bin1010010000110…
…01100111100001
312222222201202102
411020121213201
5134014310121
612313100145
72063510615
oct510314741
9188881672
1086088161
114465a345
12249b7655
1314ab2553
14b60d345
15785790b
hex52199e1

86088161 has 8 divisors (see below), whose sum is σ = 88318080. Its totient is φ = 83874928.

The previous prime is 86088143. The next prime is 86088173. The reversal of 86088161 is 16188068.

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

It is a cyclic number.

It is not a de Polignac number, because 86088161 - 218 = 85826017 is a prime.

It is a super-2 number, since 2×860881612 = 14822342928723842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86088361) 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, 6635 + ... + 14703.

It is an arithmetic number, because the mean of its divisors is an integer number (11039760).

Almost surely, 286088161 is an apocalyptic number.

It is an amenable number.

86088161 is a deficient number, since it is larger than the sum of its proper divisors (2229919).

86088161 is a wasteful number, since it uses less digits than its factorization.

86088161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8343.

The product of its (nonzero) digits is 18432, while the sum is 38.

The square root of 86088161 is about 9278.3706004880. The cubic root of 86088161 is about 441.5512753889.

The spelling of 86088161 in words is "eighty-six million, eighty-eight thousand, one hundred sixty-one".

Divisors: 1 47 227 8069 10669 379243 1831663 86088161