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14137213 = 52327031
BaseRepresentation
bin110101111011…
…011101111101
3222121020121111
4311323131331
512104342323
61223002021
7231110236
oct65733575
928536544
1014137213
117a86552
124899311
132c0ca1c
141c4008d
151393c0d
hexd7b77d

14137213 has 4 divisors (see below), whose sum is σ = 14164768. Its totient is φ = 14109660.

The previous prime is 14137199. The next prime is 14137223. The reversal of 14137213 is 31273141.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14137213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14137223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12993 + ... + 14038.

It is an arithmetic number, because the mean of its divisors is an integer number (3541192).

Almost surely, 214137213 is an apocalyptic number.

It is an amenable number.

14137213 is a deficient number, since it is larger than the sum of its proper divisors (27555).

14137213 is an equidigital number, since it uses as much as digits as its factorization.

14137213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27554.

The product of its digits is 504, while the sum is 22.

The square root of 14137213 is about 3759.9485368819. The cubic root of 14137213 is about 241.7990556954.

The spelling of 14137213 in words is "fourteen million, one hundred thirty-seven thousand, two hundred thirteen".

Divisors: 1 523 27031 14137213