Search a number
-
+
14253031 = 132373653
BaseRepresentation
bin110110010111…
…101111100111
3222211010111001
4312113233213
512122044111
61225254131
7232102012
oct66275747
928733431
1014253031
118055571
124934347
132c50660
141c70379
1513b81c1
hexd97be7

14253031 has 16 divisors (see below), whose sum is σ = 16261056. Its totient is φ = 12393216.

The previous prime is 14253023. The next prime is 14253047. The reversal of 14253031 is 13035241.

It is a cyclic number.

It is not a de Polignac number, because 14253031 - 23 = 14253023 is a prime.

It is a super-2 number, since 2×142530312 = 406297785373922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14253011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21501 + ... + 22153.

It is an arithmetic number, because the mean of its divisors is an integer number (1016316).

Almost surely, 214253031 is an apocalyptic number.

14253031 is a deficient number, since it is larger than the sum of its proper divisors (2008025).

14253031 is a wasteful number, since it uses less digits than its factorization.

14253031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 14253031 is about 3775.3186620470. The cubic root of 14253031 is about 242.4575672381.

Adding to 14253031 its reverse (13035241), we get a palindrome (27288272).

The spelling of 14253031 in words is "fourteen million, two hundred fifty-three thousand, thirty-one".

Divisors: 1 13 23 73 299 653 949 1679 8489 15019 21827 47669 195247 619697 1096387 14253031