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16290383 = 139163719
BaseRepresentation
bin111110001001…
…001001001111
31010122122012112
4332021021033
513132243013
61341054235
7255315554
oct76111117
933578175
1016290383
11921722a
12555737b
1334b4aa5
142240a2b
15166bba8
hexf8924f

16290383 has 8 divisors (see below), whose sum is σ = 16531200. Its totient is φ = 16051608.

The previous prime is 16290367. The next prime is 16290389. The reversal of 16290383 is 38309261.

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 16290383 - 24 = 16290367 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 (16290389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22298 + ... + 23016.

It is an arithmetic number, because the mean of its divisors is an integer number (2066400).

Almost surely, 216290383 is an apocalyptic number.

16290383 is a deficient number, since it is larger than the sum of its proper divisors (240817).

16290383 is a wasteful number, since it uses less digits than its factorization.

16290383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 16290383 is about 4036.1346607862. The cubic root of 16290383 is about 253.4994949072.

The spelling of 16290383 in words is "sixteen million, two hundred ninety thousand, three hundred eighty-three".

Divisors: 1 139 163 719 22657 99941 117197 16290383