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14544331 = 137106163
BaseRepresentation
bin110111011110…
…110111001011
31000100221001221
4313132313023
512210404311
61235422511
7234424204
oct67366713
930327057
1014544331
11823440a
124a54a37
133023119
141d085ab
151424671
hexddedcb

14544331 has 4 divisors (see below), whose sum is σ = 14650632. Its totient is φ = 14438032.

The previous prime is 14544307. The next prime is 14544371. The reversal of 14544331 is 13344541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14544331 is a prime.

It is a super-2 number, since 2×145443312 = 423075128475122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14544296 and 14544305.

It is not an unprimeable number, because it can be changed into a prime (14544371) 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 3 ways as a sum of consecutive naturals, for example, 52945 + ... + 53218.

It is an arithmetic number, because the mean of its divisors is an integer number (3662658).

Almost surely, 214544331 is an apocalyptic number.

14544331 is a deficient number, since it is larger than the sum of its proper divisors (106301).

14544331 is a wasteful number, since it uses less digits than its factorization.

14544331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106300.

The product of its digits is 2880, while the sum is 25.

The square root of 14544331 is about 3813.7030560860. The cubic root of 14544331 is about 244.0982035502.

Adding to 14544331 its reverse (13344541), we get a palindrome (27888872).

The spelling of 14544331 in words is "fourteen million, five hundred forty-four thousand, three hundred thirty-one".

Divisors: 1 137 106163 14544331