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13204143124 = 225926591439
BaseRepresentation
bin11000100110000011…
…10011110000010100
31021002012220222011221
430103001303300110
5204020230034444
610022122340124
7645132236044
oct142301636024
937065828157
1013204143124
115666438187
12268605a644
131325779a53
148d3909724
15524328a84
hex313073c14

13204143124 has 36 divisors (see below), whose sum is σ = 23557564800. Its totient is φ = 6475820176.

The previous prime is 13204143109. The next prime is 13204143167. The reversal of 13204143124 is 42134140231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9175197 + ... + 9176635.

It is an arithmetic number, because the mean of its divisors is an integer number (654376800).

Almost surely, 213204143124 is an apocalyptic number.

It is an amenable number.

13204143124 is a deficient number, since it is larger than the sum of its proper divisors (10353421676).

13204143124 is a wasteful number, since it uses less digits than its factorization.

13204143124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2220 (or 2159 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 13204143124 its reverse (42134140231), we get a palindrome (55338283355).

The spelling of 13204143124 in words is "thirteen billion, two hundred four million, one hundred forty-three thousand, one hundred twenty-four".

Divisors: 1 2 4 59 118 236 659 1318 1439 2636 2878 3481 5756 6962 13924 38881 77762 84901 155524 169802 339604 948301 1896602 2293979 3793204 4587958 5009159 9175916 10018318 20036636 55949759 111899518 223799036 3301035781 6602071562 13204143124