Base | Representation |
---|---|
bin | 11101000101011100… |
… | …111111110001001000 |
3 | 2222121110202101110002 |
4 | 131011130333301020 |
5 | 1002424340001300 |
6 | 22202531142132 |
7 | 2153623423160 |
oct | 350534776110 |
9 | 88543671402 |
10 | 31230000200 |
11 | 12276580423 |
12 | 6076a44948 |
13 | 2c39161679 |
14 | 17239475a0 |
15 | c2badd5d5 |
hex | 74573fc48 |
31230000200 has 96 divisors (see below), whose sum is σ = 83017781760. Its totient is φ = 10702886400.
The previous prime is 31230000187. The next prime is 31230000209. The reversal of 31230000200 is 200003213.
It is not an unprimeable number, because it can be changed into a prime (31230000209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6214889 + ... + 6219911.
It is an arithmetic number, because the mean of its divisors is an integer number (864768560).
Almost surely, 231230000200 is an apocalyptic number.
It is an amenable number.
31230000200 is an abundant number, since it is smaller than the sum of its proper divisors (51787781560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31230000200 is a wasteful number, since it uses less digits than its factorization.
31230000200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9487 (or 9478 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 11.
Adding to 31230000200 its reverse (200003213), we get a palindrome (31430003413).
The spelling of 31230000200 in words is "thirty-one billion, two hundred thirty million, two hundred", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •