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13241444404 = 226175365253
BaseRepresentation
bin11000101010100000…
…00110100000110100
31021011211010001220211
430111100012200310
5204104302210104
610025534035204
7646064264116
oct142520064064
937154101824
1013241444404
1156854a5191
122696648b04
13133040a106
148d88593b6
15527745e04
hex315406834

13241444404 has 12 divisors (see below), whose sum is σ = 23210088804. Its totient is φ = 6609990464.

The previous prime is 13241444401. The next prime is 13241444429. The reversal of 13241444404 is 40444414231.

It can be written as a sum of positive squares in 2 ways, for example, as 6280879504 + 6960564900 = 79252^2 + 83430^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13241444401) 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, 2680159 + ... + 2685094.

It is an arithmetic number, because the mean of its divisors is an integer number (1934174067).

Almost surely, 213241444404 is an apocalyptic number.

It is an amenable number.

13241444404 is a deficient number, since it is larger than the sum of its proper divisors (9968644400).

13241444404 is a wasteful number, since it uses less digits than its factorization.

13241444404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5365874 (or 5365872 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 13241444404 its reverse (40444414231), we get a palindrome (53685858635).

The spelling of 13241444404 in words is "thirteen billion, two hundred forty-one million, four hundred forty-four thousand, four hundred four".

Divisors: 1 2 4 617 1234 2468 5365253 10730506 21461012 3310361101 6620722202 13241444404