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14281253 = 72970351
BaseRepresentation
bin110110011110…
…101000100101
3222212120012022
4312132220211
512124000003
61230032525
7232250210
oct66365045
928776168
1014281253
118074798
124948745
132c6045c
141c7a777
1513c1738
hexd9ea25

14281253 has 8 divisors (see below), whose sum is σ = 16884480. Its totient is φ = 11818800.

The previous prime is 14281249. The next prime is 14281271. The reversal of 14281253 is 35218241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14281253 - 22 = 14281249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14281273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34973 + ... + 35378.

It is an arithmetic number, because the mean of its divisors is an integer number (2110560).

Almost surely, 214281253 is an apocalyptic number.

It is an amenable number.

14281253 is a deficient number, since it is larger than the sum of its proper divisors (2603227).

14281253 is an equidigital number, since it uses as much as digits as its factorization.

14281253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70387.

The product of its digits is 1920, while the sum is 26.

The square root of 14281253 is about 3779.0545113824. The cubic root of 14281253 is about 242.6174893890.

Adding to 14281253 its reverse (35218241), we get a palindrome (49499494).

The spelling of 14281253 in words is "fourteen million, two hundred eighty-one thousand, two hundred fifty-three".

Divisors: 1 7 29 203 70351 492457 2040179 14281253