Search a number
-
+
13260837011 = 51907255473
BaseRepresentation
bin11000101100110100…
…00101000010010011
31021020011121022120112
430112122011002103
5204124233241021
610031505431535
7646421153252
oct142632050223
937204538515
1013260837011
115695440134
1226a103b5ab
131334439c26
148db266799
155292c6d5b
hex316685093

13260837011 has 4 divisors (see below), whose sum is σ = 13261144392. Its totient is φ = 13260529632.

The previous prime is 13260836999. The next prime is 13260837017. The reversal of 13260837011 is 11073806231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11073806231 = 85912891509.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13260837011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13260837017) 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, 75830 + ... + 179643.

It is an arithmetic number, because the mean of its divisors is an integer number (3315286098).

Almost surely, 213260837011 is an apocalyptic number.

13260837011 is a deficient number, since it is larger than the sum of its proper divisors (307381).

13260837011 is an equidigital number, since it uses as much as digits as its factorization.

13260837011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307380.

The product of its (nonzero) digits is 6048, while the sum is 32.

The spelling of 13260837011 in words is "thirteen billion, two hundred sixty million, eight hundred thirty-seven thousand, eleven".

Divisors: 1 51907 255473 13260837011