Base | Representation |
---|---|
bin | 10110111011101111… |
… | …01111000110111000 |
3 | 1011210001210011101220 |
4 | 23131313233012320 |
5 | 200203422411300 |
6 | 5353423312040 |
7 | 614052624051 |
oct | 133567570670 |
9 | 34701704356 |
10 | 12312310200 |
11 | 5248a83983 |
12 | 247744b620 |
13 | 1212a82868 |
14 | 84b2b7728 |
15 | 4c0db1da0 |
hex | 2dddef1b8 |
12312310200 has 48 divisors (see below), whose sum is σ = 38168163480. Its totient is φ = 3283282560.
The previous prime is 12312310177. The next prime is 12312310229. The reversal of 12312310200 is 201321321.
It is a super-2 number, since 2×123123102002 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 12312310200.
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, 10259659 + ... + 10260858.
Almost surely, 212312310200 is an apocalyptic number.
12312310200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12312310200 is an abundant number, since it is smaller than the sum of its proper divisors (25855853280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12312310200 is a wasteful number, since it uses less digits than its factorization.
12312310200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20520536 (or 20520527 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 12312310200 its reverse (201321321), we get a palindrome (12513631521).
The spelling of 12312310200 in words is "twelve billion, three hundred twelve million, three hundred ten thousand, two hundred".
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