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13244234213 = 712311536989
BaseRepresentation
bin11000101010110101…
…01111100111100101
31021012000100210211002
430111122233213211
5204111010443323
610030113523045
7646130063510
oct142532574745
937160323732
1013244234213
115687030211
122697573485
131330b75ba2
148d8d83d77
15527ae7828
hex3156af9e5

13244234213 has 8 divisors (see below), whose sum is σ = 15148573440. Its totient is φ = 11342971440.

The previous prime is 13244234197. The next prime is 13244234219. The reversal of 13244234213 is 31243244231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13244234213 - 24 = 13244234197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13244234219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 759878 + ... + 777111.

It is an arithmetic number, because the mean of its divisors is an integer number (1893571680).

Almost surely, 213244234213 is an apocalyptic number.

It is an amenable number.

13244234213 is a deficient number, since it is larger than the sum of its proper divisors (1904339227).

13244234213 is a wasteful number, since it uses less digits than its factorization.

13244234213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1538227.

The product of its digits is 13824, while the sum is 29.

Adding to 13244234213 its reverse (31243244231), we get a palindrome (44487478444).

The spelling of 13244234213 in words is "thirteen billion, two hundred forty-four million, two hundred thirty-four thousand, two hundred thirteen".

Divisors: 1 7 1231 8617 1536989 10758923 1892033459 13244234213