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BaseRepresentation
bin111101010111…
…010101110011
31010021021101010
4331113111303
513104231022
61332442003
7253506042
oct75272563
933237333
1016086387
119097a39
125479303
133442c95
1421ca559
15162b50c
hexf57573

16086387 has 8 divisors (see below), whose sum is σ = 22188240. Its totient is φ = 10354400.

The previous prime is 16086359. The next prime is 16086397. The reversal of 16086387 is 78368061.

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 16086387 - 215 = 16053619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16086337) 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, 92364 + ... + 92537.

It is an arithmetic number, because the mean of its divisors is an integer number (2773530).

Almost surely, 216086387 is an apocalyptic number.

16086387 is a deficient number, since it is larger than the sum of its proper divisors (6101853).

16086387 is a wasteful number, since it uses less digits than its factorization.

16086387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184933.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 16086387 is about 4010.7838386031. The cubic root of 16086387 is about 252.4368995674.

It can be divided in two parts, 160863 and 87, that multiplied together give a square (13995081 = 37412).

The spelling of 16086387 in words is "sixteen million, eighty-six thousand, three hundred eighty-seven".

Divisors: 1 3 29 87 184901 554703 5362129 16086387