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14388853 = 67214759
BaseRepresentation
bin110110111000…
…111001110101
31000002000210111
4312320321311
512140420403
61232223021
7233206003
oct66707165
930060714
1014388853
118138616
12499aa71
132c9a41b
141ca7a73
1513e356d
hexdb8e75

14388853 has 4 divisors (see below), whose sum is σ = 14603680. Its totient is φ = 14174028.

The previous prime is 14388841. The next prime is 14388859. The reversal of 14388853 is 35888341.

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: 35888341 = 291237529.

It is a cyclic number.

It is not a de Polignac number, because 14388853 - 25 = 14388821 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 (14388859) 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, 107313 + ... + 107446.

It is an arithmetic number, because the mean of its divisors is an integer number (3650920).

Almost surely, 214388853 is an apocalyptic number.

It is an amenable number.

14388853 is a deficient number, since it is larger than the sum of its proper divisors (214827).

14388853 is an equidigital number, since it uses as much as digits as its factorization.

14388853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214826.

The product of its digits is 92160, while the sum is 40.

The square root of 14388853 is about 3793.2641616423. The cubic root of 14388853 is about 243.2252874087.

The spelling of 14388853 in words is "fourteen million, three hundred eighty-eight thousand, eight hundred fifty-three".

Divisors: 1 67 214759 14388853