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14230131 = 329316189
BaseRepresentation
bin110110010010…
…001001110011
3222202222001220
4312102021303
512120331011
61225000123
7231645156
oct66221163
928688056
1014230131
11803a343
124923043
132c430c6
141c65c9d
1513b1506
hexd92273

14230131 has 8 divisors (see below), whose sum is σ = 19039440. Its totient is φ = 9453792.

The previous prime is 14230127. The next prime is 14230133. The reversal of 14230131 is 13103241.

14230131 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 14230131 - 22 = 14230127 is a prime.

It is a super-2 number, since 2×142301312 = 404993256554322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14230131.

It is not an unprimeable number, because it can be changed into a prime (14230133) 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, 7216 + ... + 8973.

It is an arithmetic number, because the mean of its divisors is an integer number (2379930).

Almost surely, 214230131 is an apocalyptic number.

14230131 is a deficient number, since it is larger than the sum of its proper divisors (4809309).

14230131 is a wasteful number, since it uses less digits than its factorization.

14230131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16485.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 14230131 is about 3772.2845862952. The cubic root of 14230131 is about 242.3276473982.

Adding to 14230131 its reverse (13103241), we get a palindrome (27333372).

The spelling of 14230131 in words is "fourteen million, two hundred thirty thousand, one hundred thirty-one".

Divisors: 1 3 293 879 16189 48567 4743377 14230131