Base | Representation |
---|---|
bin | 10110100111101101… |
… | …01001110000111101 |
3 | 1011100100120000122200 |
4 | 23103312221300331 |
5 | 144332412112023 |
6 | 5325021302113 |
7 | 606642312243 |
oct | 132366516075 |
9 | 34310500580 |
10 | 12144254013 |
11 | 5172129871 |
12 | 242b104939 |
13 | 11b7001228 |
14 | 832c4c793 |
15 | 4b1267743 |
hex | 2d3da9c3d |
12144254013 has 12 divisors (see below), whose sum is σ = 17565319200. Its totient is φ = 8085268296.
The previous prime is 12144254009. The next prime is 12144254029. The reversal of 12144254013 is 31045244121.
12144254013 is a `hidden beast` number, since 1 + 214 + 42 + 5 + 401 + 3 = 666.
It is not a de Polignac number, because 12144254013 - 22 = 12144254009 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12144254063) 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, 901363 + ... + 914736.
It is an arithmetic number, because the mean of its divisors is an integer number (1463776600).
Almost surely, 212144254013 is an apocalyptic number.
It is an amenable number.
12144254013 is a deficient number, since it is larger than the sum of its proper divisors (5421065187).
12144254013 is a wasteful number, since it uses less digits than its factorization.
12144254013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1816848 (or 1816845 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
Adding to 12144254013 its reverse (31045244121), we get a palindrome (43189498134).
The spelling of 12144254013 in words is "twelve billion, one hundred forty-four million, two hundred fifty-four thousand, thirteen".
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