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12519053 = 14878419
BaseRepresentation
bin101111110000…
…011010001101
3212120000220122
4233300122031
511201102203
61124154325
7211260461
oct57603215
925500818
1012519053
117080828
1242389a5
132794331
14193c4a1
151174538
hexbf068d

12519053 has 4 divisors (see below), whose sum is σ = 12528960. Its totient is φ = 12509148.

The previous prime is 12519049. The next prime is 12519079. The reversal of 12519053 is 35091521.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 12519053 - 22 = 12519049 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 (12519083) 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 3 ways as a sum of consecutive naturals, for example, 2723 + ... + 5696.

It is an arithmetic number, because the mean of its divisors is an integer number (3132240).

Almost surely, 212519053 is an apocalyptic number.

It is an amenable number.

12519053 is a deficient number, since it is larger than the sum of its proper divisors (9907).

12519053 is an equidigital number, since it uses as much as digits as its factorization.

12519053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9906.

The product of its (nonzero) digits is 1350, while the sum is 26.

The square root of 12519053 is about 3538.2273810483. The cubic root of 12519053 is about 232.1972967438.

The spelling of 12519053 in words is "twelve million, five hundred nineteen thousand, fifty-three".

Divisors: 1 1487 8419 12519053