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14116521 = 3732883
BaseRepresentation
bin110101110110…
…011010101001
3222120012020010
4311312122221
512103212041
61222322133
7230663016
oct65663251
928505203
1014116521
117a71a51
124889349
132c03493
141c3670d
15138ca16
hexd766a9

14116521 has 12 divisors (see below), whose sum is σ = 19105008. Its totient is φ = 9271584.

The previous prime is 14116519. The next prime is 14116541. The reversal of 14116521 is 12561141.

It is not a de Polignac number, because 14116521 - 21 = 14116519 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14116541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15546 + ... + 16428.

It is an arithmetic number, because the mean of its divisors is an integer number (1592084).

Almost surely, 214116521 is an apocalyptic number.

It is an amenable number.

14116521 is a deficient number, since it is larger than the sum of its proper divisors (4988487).

14116521 is an frugal number, since it uses more digits than its factorization.

14116521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032 (or 959 counting only the distinct ones).

The product of its digits is 240, while the sum is 21.

The square root of 14116521 is about 3757.1958958777. The cubic root of 14116521 is about 241.6810279747.

Adding to 14116521 its reverse (12561141), we get a palindrome (26677662).

The spelling of 14116521 in words is "fourteen million, one hundred sixteen thousand, five hundred twenty-one".

Divisors: 1 3 73 219 883 2649 5329 15987 64459 193377 4705507 14116521