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13223014315 = 57253971487
BaseRepresentation
bin11000101000010011…
…10010111110101011
31021010112102201120221
430110021302332223
5204040042424230
610024035030511
7645451524100
oct142411627653
937115381527
1013223014315
115676057405
12269043b437
131329656434
148d621caa7
15525d0527a
hex314272fab

13223014315 has 12 divisors (see below), whose sum is σ = 18458248896. Its totient is φ = 9067209648.

The previous prime is 13223014291. The next prime is 13223014349. The reversal of 13223014315 is 51341032231.

It is a happy number.

It is not a de Polignac number, because 13223014315 - 25 = 13223014283 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13223014315.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26985499 + ... + 26985988.

It is an arithmetic number, because the mean of its divisors is an integer number (1538187408).

Almost surely, 213223014315 is an apocalyptic number.

13223014315 is a deficient number, since it is larger than the sum of its proper divisors (5235234581).

13223014315 is an equidigital number, since it uses as much as digits as its factorization.

13223014315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53971506 (or 53971499 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 13223014315 its reverse (51341032231), we get a palindrome (64564046546).

The spelling of 13223014315 in words is "thirteen billion, two hundred twenty-three million, fourteen thousand, three hundred fifteen".

Divisors: 1 5 7 35 49 245 53971487 269857435 377800409 1889002045 2644602863 13223014315