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13312203041 = 25603519947
BaseRepresentation
bin11000110010111100…
…00001100100100001
31021100202020222112002
430121132001210201
5204230410444131
610040542413345
7650613600404
oct143136014441
937322228462
1013312203041
1157114341a5
1226b6291255
131341c83027
14903dd7d3b
1552da716cb
hex319781921

13312203041 has 4 divisors (see below), whose sum is σ = 13312748592. Its totient is φ = 13311657492.

The previous prime is 13312203029. The next prime is 13312203043. The reversal of 13312203041 is 14030221331.

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 13312203041 - 26 = 13312202977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13312203043) 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, 234371 + ... + 285576.

It is an arithmetic number, because the mean of its divisors is an integer number (3328187148).

Almost surely, 213312203041 is an apocalyptic number.

It is an amenable number.

13312203041 is a deficient number, since it is larger than the sum of its proper divisors (545551).

13312203041 is an equidigital number, since it uses as much as digits as its factorization.

13312203041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545550.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 13312203041 its reverse (14030221331), we get a palindrome (27342424372).

The spelling of 13312203041 in words is "thirteen billion, three hundred twelve million, two hundred three thousand, forty-one".

Divisors: 1 25603 519947 13312203041