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13244043141 = 327210222907
BaseRepresentation
bin11000101010110100…
…00000111110000101
31021012000000002201100
430111122000332011
5204110433340031
610030105450313
7646125336450
oct142532007605
937160002640
1013244043141
115686a0a6aa
1226974a0999
131330b09c24
148d8d34497
15527aaade6
hex315680f85

13244043141 has 12 divisors (see below), whose sum is σ = 21863182432. Its totient is φ = 7568024616.

The previous prime is 13244043133. The next prime is 13244043143. The reversal of 13244043141 is 14134044231.

It is not a de Polignac number, because 13244043141 - 23 = 13244043133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13244043143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105111391 + ... + 105111516.

Almost surely, 213244043141 is an apocalyptic number.

It is an amenable number.

13244043141 is a deficient number, since it is larger than the sum of its proper divisors (8619139291).

13244043141 is a wasteful number, since it uses less digits than its factorization.

13244043141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210222920 (or 210222917 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 13244043141 its reverse (14134044231), we get a palindrome (27378087372).

The spelling of 13244043141 in words is "thirteen billion, two hundred forty-four million, forty-three thousand, one hundred forty-one".

Divisors: 1 3 7 9 21 63 210222907 630668721 1471560349 1892006163 4414681047 13244043141