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13241444013 = 327379554569
BaseRepresentation
bin11000101010100000…
…00110011010101101
31021011211010001101100
430111100012122231
5204104302202023
610025534033313
7646064263020
oct142520063255
937154101340
1013241444013
1156854a4966
122696648839
131330409b95
148d88591b7
15527745c43
hex3154066ad

13241444013 has 24 divisors (see below), whose sum is σ = 21916606400. Its totient is φ = 7546561344.

The previous prime is 13241444003. The next prime is 13241444077. The reversal of 13241444013 is 31044414231.

13241444013 is a `hidden beast` number, since 13 + 241 + 4 + 4 + 401 + 3 = 666.

It is not a de Polignac number, because 13241444013 - 216 = 13241378477 is a prime.

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 (13241444003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 253408 + ... + 301161.

Almost surely, 213241444013 is an apocalyptic number.

It is an amenable number.

13241444013 is a deficient number, since it is larger than the sum of its proper divisors (8675162387).

13241444013 is a wasteful number, since it uses less digits than its factorization.

13241444013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554961 (or 554958 counting only the distinct ones).

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

Adding to 13241444013 its reverse (31044414231), we get a palindrome (44285858244).

The spelling of 13241444013 in words is "thirteen billion, two hundred forty-one million, four hundred forty-four thousand, thirteen".

Divisors: 1 3 7 9 21 63 379 1137 2653 3411 7959 23877 554569 1663707 3881983 4991121 11645949 34937847 210181651 630544953 1471271557 1891634859 4413814671 13241444013