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13312423301 = 13797170973
BaseRepresentation
bin11000110010111101…
…10111010110000101
31021100202200011122212
430121132313112011
5204230440021201
610040551233205
7650615505512
oct143136672605
937322604585
1013312423301
115711574731
1226b6378805
13134202c368
14904054309
1552dab6abb
hex3197b7585

13312423301 has 4 divisors (see below), whose sum is σ = 13409594412. Its totient is φ = 13215252192.

The previous prime is 13312423237. The next prime is 13312423351. The reversal of 13312423301 is 10332421331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2540059201 + 10772364100 = 50399^2 + 103790^2 .

It is a cyclic number.

It is not a de Polignac number, because 13312423301 - 26 = 13312423237 is a prime.

It is a super-2 number, since 2×133124233012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13312423351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48585350 + ... + 48585623.

It is an arithmetic number, because the mean of its divisors is an integer number (3352398603).

Almost surely, 213312423301 is an apocalyptic number.

It is an amenable number.

13312423301 is a deficient number, since it is larger than the sum of its proper divisors (97171111).

13312423301 is an equidigital number, since it uses as much as digits as its factorization.

13312423301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97171110.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 13312423301 its reverse (10332421331), we get a palindrome (23644844632).

The spelling of 13312423301 in words is "thirteen billion, three hundred twelve million, four hundred twenty-three thousand, three hundred one".

Divisors: 1 137 97170973 13312423301