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13237104007 = 43330570679
BaseRepresentation
bin11000101001111111…
…00010110110000111
31021011111221120000101
430110333202312013
5204102144312012
610025301024531
7646012345651
oct142477426607
937144846011
1013237104007
115683000186
1226950b5147
13132c54a62a
148d80496d1
15527189d57
hex314fe2d87

13237104007 has 4 divisors (see below), whose sum is σ = 13267675120. Its totient is φ = 13206532896.

The previous prime is 13237103993. The next prime is 13237104011. The reversal of 13237104007 is 70040173231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70040173231 = 710005739033.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13237104007 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 (13237104037) 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, 15284907 + ... + 15285772.

It is an arithmetic number, because the mean of its divisors is an integer number (3316918780).

Almost surely, 213237104007 is an apocalyptic number.

13237104007 is a deficient number, since it is larger than the sum of its proper divisors (30571113).

13237104007 is an equidigital number, since it uses as much as digits as its factorization.

13237104007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30571112.

The product of its (nonzero) digits is 3528, while the sum is 28.

Adding to 13237104007 its reverse (70040173231), we get a palindrome (83277277238).

The spelling of 13237104007 in words is "thirteen billion, two hundred thirty-seven million, one hundred four thousand, seven".

Divisors: 1 433 30570679 13237104007