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12204300013 = 17968180447
BaseRepresentation
bin10110101110110111…
…01101011011101101
31011111112112200021121
423113123231123231
5144443300100023
65335004300541
7611301560413
oct132733553355
934445480247
1012204300013
1151a3011264
122447241751
1311c65960c9
1483abdd2b3
154b6678d5d
hex2d76ed6ed

12204300013 has 4 divisors (see below), whose sum is σ = 12272480640. Its totient is φ = 12136119388.

The previous prime is 12204299971. The next prime is 12204300079. The reversal of 12204300013 is 31000340221.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 12204300013 - 217 = 12204168941 is a prime.

It is a super-4 number, since 4×122043000134 (a number of 41 digits) contains 4444 as substring.

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 12204300013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12204300413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34090045 + ... + 34090402.

It is an arithmetic number, because the mean of its divisors is an integer number (3068120160).

Almost surely, 212204300013 is an apocalyptic number.

It is an amenable number.

12204300013 is a deficient number, since it is larger than the sum of its proper divisors (68180627).

12204300013 is an equidigital number, since it uses as much as digits as its factorization.

12204300013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68180626.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12204300013 its reverse (31000340221), we get a palindrome (43204640234).

The spelling of 12204300013 in words is "twelve billion, two hundred four million, three hundred thousand, thirteen".

Divisors: 1 179 68180447 12204300013