Base | Representation |
---|---|
bin | 1100010101110000101… |
… | …1111100001001101111 |
3 | 202021012122110102211201 |
4 | 3011130023330021233 |
5 | 11433134002000333 |
6 | 241220320230331 |
7 | 21213362351062 |
oct | 3053413741157 |
9 | 667178412751 |
10 | 212000031343 |
11 | 819aa544381 |
12 | 3510646b3a7 |
13 | 16cb7495039 |
14 | a391b0a8d9 |
15 | 57abbee17d |
hex | 315c2fc26f |
212000031343 has 16 divisors (see below), whose sum is σ = 225990816480. Its totient is φ = 198180791296.
The previous prime is 212000031263. The next prime is 212000031401. The reversal of 212000031343 is 343130000212.
It is a cyclic number.
It is not a de Polignac number, because 212000031343 - 217 = 211999900271 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 212000031343.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212000031443) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2567205 + ... + 2648497.
It is an arithmetic number, because the mean of its divisors is an integer number (14124426030).
Almost surely, 2212000031343 is an apocalyptic number.
212000031343 is a deficient number, since it is larger than the sum of its proper divisors (13990785137).
212000031343 is a wasteful number, since it uses less digits than its factorization.
212000031343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82346.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 212000031343 its reverse (343130000212), we get a palindrome (555130031555).
The spelling of 212000031343 in words is "two hundred twelve billion, thirty-one thousand, three hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •