Base | Representation |
---|---|
bin | 1011111001000111100… |
… | …1111000000110001010 |
3 | 201112100210211000002010 |
4 | 2332101321320012022 |
5 | 11321412200044320 |
6 | 233505340520350 |
7 | 20522011442520 |
oct | 2762171700612 |
9 | 645323730063 |
10 | 204311331210 |
11 | 79714469148 |
12 | 3371b5500b6 |
13 | 163605a812c |
14 | 9c62918310 |
15 | 54abbe5ae0 |
hex | 2f91e7818a |
204311331210 has 32 divisors (see below), whose sum is σ = 560396794752. Its totient is φ = 46699732800.
The previous prime is 204311331197. The next prime is 204311331229. The reversal of 204311331210 is 12133113402.
204311331210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 486455341 + ... + 486455760.
It is an arithmetic number, because the mean of its divisors is an integer number (17512399836).
Almost surely, 2204311331210 is an apocalyptic number.
204311331210 is an abundant number, since it is smaller than the sum of its proper divisors (356085463542).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
204311331210 is a wasteful number, since it uses less digits than its factorization.
204311331210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 972911118.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 204311331210 its reverse (12133113402), we get a palindrome (216444444612).
The spelling of 204311331210 in words is "two hundred four billion, three hundred eleven million, three hundred thirty-one thousand, two hundred ten".
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