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16268841 = 324144089
BaseRepresentation
bin111110000011…
…111000101001
31010121112122200
4332003320221
513131100331
61340410413
7255166011
oct76037051
933545580
1016268841
119202026
125546a09
1334a8044
142236c41
1516655e6
hexf83e29

16268841 has 12 divisors (see below), whose sum is σ = 24073140. Its totient is φ = 10581120.

The previous prime is 16268839. The next prime is 16268899. The reversal of 16268841 is 14886261.

It can be written as a sum of positive squares in 2 ways, for example, as 3459600 + 12809241 = 1860^2 + 3579^2 .

It is not a de Polignac number, because 16268841 - 21 = 16268839 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 16268796 and 16268805.

It is not an unprimeable number, because it can be changed into a prime (16268041) 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 11 ways as a sum of consecutive naturals, for example, 21676 + ... + 22413.

It is an arithmetic number, because the mean of its divisors is an integer number (2006095).

Almost surely, 216268841 is an apocalyptic number.

It is an amenable number.

16268841 is a deficient number, since it is larger than the sum of its proper divisors (7804299).

16268841 is a wasteful number, since it uses less digits than its factorization.

16268841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44136 (or 44133 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 16268841 is about 4033.4651355875. The cubic root of 16268841 is about 253.3877051271.

The spelling of 16268841 in words is "sixteen million, two hundred sixty-eight thousand, eight hundred forty-one".

Divisors: 1 3 9 41 123 369 44089 132267 396801 1807649 5422947 16268841