Base | Representation |
---|---|
bin | 10110101000011011… |
… | …00000001100000100 |
3 | 1011100202211100111202 |
4 | 23110031200030010 |
5 | 144340430302400 |
6 | 5325353522032 |
7 | 610044241121 |
oct | 132415401404 |
9 | 34322740452 |
10 | 12150244100 |
11 | 5175550255 |
12 | 2431113318 |
13 | 11b831a867 |
14 | 83396b748 |
15 | 4b1a4c4d5 |
hex | 2d4360304 |
12150244100 has 36 divisors (see below), whose sum is σ = 26727224244. Its totient is φ = 4793518080.
The previous prime is 12150244037. The next prime is 12150244111. The reversal of 12150244100 is 144205121.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 37920964 + 12112323136 = 6158^2 + 110056^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
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, 824909 + ... + 839508.
Almost surely, 212150244100 is an apocalyptic number.
12150244100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12150244100 is an abundant number, since it is smaller than the sum of its proper divisors (14576980144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12150244100 is a wasteful number, since it uses less digits than its factorization.
12150244100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1664504 (or 1664497 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 20.
Adding to 12150244100 its reverse (144205121), we get a palindrome (12294449221).
The spelling of 12150244100 in words is "twelve billion, one hundred fifty million, two hundred forty-four thousand, one hundred".
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