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13102404204 = 2232397489407
BaseRepresentation
bin11000011001111011…
…01101001001101100
31020211010111002121210
430030331231021230
5203313203413304
610004045554420
7642455412111
oct141475551154
936733432553
1013102404204
115613a6922a
122657b75a10
13130a6778c6
148c41c4908
1551a42dc89
hex30cf6d26c

13102404204 has 48 divisors (see below), whose sum is σ = 32230453248. Its totient is φ = 4134501888.

The previous prime is 13102404193. The next prime is 13102404209. The reversal of 13102404204 is 40240420131.

It is not an unprimeable number, because it can be changed into a prime (13102404209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217932 + ... + 271475.

It is an arithmetic number, because the mean of its divisors is an integer number (671467776).

Almost surely, 213102404204 is an apocalyptic number.

It is an amenable number.

13102404204 is an abundant number, since it is smaller than the sum of its proper divisors (19128049044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13102404204 is a wasteful number, since it uses less digits than its factorization.

13102404204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489534 (or 489532 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 13102404204 its reverse (40240420131), we get a palindrome (53342824335).

The spelling of 13102404204 in words is "thirteen billion, one hundred two million, four hundred four thousand, two hundred four".

Divisors: 1 2 3 4 6 12 23 46 69 92 97 138 194 276 291 388 582 1164 2231 4462 6693 8924 13386 26772 489407 978814 1468221 1957628 2936442 5872884 11256361 22512722 33769083 45025444 47472479 67538166 94944958 135076332 142417437 189889916 284834874 569669748 1091867017 2183734034 3275601051 4367468068 6551202102 13102404204