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14350253 = 72719739
BaseRepresentation
bin110110101111…
…011110101101
31000000001211212
4312233132231
512133202003
61231324205
7232655321
oct66573655
930001755
1014350253
118111615
124980665
132c85998
141c97981
1513d6dd8
hexdaf7ad

14350253 has 4 divisors (see below), whose sum is σ = 14370720. Its totient is φ = 14329788.

The previous prime is 14350249. The next prime is 14350279. The reversal of 14350253 is 35205341.

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, and also an emirpimes, since its reverse is a distinct semiprime: 35205341 = 231530667.

It is a cyclic number.

It is not a de Polignac number, because 14350253 - 22 = 14350249 is a prime.

It is a super-2 number, since 2×143502532 = 411859522328018, 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 (14350213) 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, 9143 + ... + 10596.

It is an arithmetic number, because the mean of its divisors is an integer number (3592680).

Almost surely, 214350253 is an apocalyptic number.

It is an amenable number.

14350253 is a deficient number, since it is larger than the sum of its proper divisors (20467).

14350253 is an equidigital number, since it uses as much as digits as its factorization.

14350253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20466.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 14350253 is about 3788.1727785306. The cubic root of 14350253 is about 243.0075979718.

Adding to 14350253 its reverse (35205341), we get a palindrome (49555594).

The spelling of 14350253 in words is "fourteen million, three hundred fifty thousand, two hundred fifty-three".

Divisors: 1 727 19739 14350253