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14272253 = 17218293
BaseRepresentation
bin110110011100…
…011011111101
3222212002211222
4312130123331
512123203003
61225523125
7232212032
oct66343375
928762758
1014272253
118068a56
1249434a5
132c59328
141c77389
1513bdc38
hexd9c6fd

14272253 has 4 divisors (see below), whose sum is σ = 14282268. Its totient is φ = 14262240.

The previous prime is 14272201. The next prime is 14272301. The reversal of 14272253 is 35227241.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 6775609 + 7496644 = 2603^2 + 2738^2 .

It is a cyclic number.

It is not a de Polignac number, because 14272253 - 26 = 14272189 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 (14262253) 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, 2426 + ... + 5867.

It is an arithmetic number, because the mean of its divisors is an integer number (3570567).

Almost surely, 214272253 is an apocalyptic number.

It is an amenable number.

14272253 is a deficient number, since it is larger than the sum of its proper divisors (10015).

14272253 is an equidigital number, since it uses as much as digits as its factorization.

14272253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10014.

The product of its digits is 3360, while the sum is 26.

The square root of 14272253 is about 3777.8635496799. The cubic root of 14272253 is about 242.5665130903.

Adding to 14272253 its reverse (35227241), we get a palindrome (49499494).

The spelling of 14272253 in words is "fourteen million, two hundred seventy-two thousand, two hundred fifty-three".

Divisors: 1 1721 8293 14272253