Base | Representation |
---|---|
bin | 1100010111010101111… |
… | …0000110100100110110 |
3 | 202022022012122121102221 |
4 | 3011311132012210312 |
5 | 11440021100114110 |
6 | 241330352152554 |
7 | 21230033050405 |
oct | 3056536064466 |
9 | 668265577387 |
10 | 212424223030 |
11 | 820a7a32918 |
12 | 3520453875a |
13 | 17054326936 |
14 | a3d21ab63c |
15 | 57d40907da |
hex | 3175786936 |
212424223030 has 32 divisors (see below), whose sum is σ = 391307558400. Its totient is φ = 82982666592.
The previous prime is 212424222953. The next prime is 212424223031. The reversal of 212424223030 is 30322424212.
It is a junction number, because it is equal to n+sod(n) for n = 212424222986 and 212424223004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212424223031) 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, 3720841 + ... + 3777499.
It is an arithmetic number, because the mean of its divisors is an integer number (12228361200).
Almost surely, 2212424223030 is an apocalyptic number.
212424223030 is a deficient number, since it is larger than the sum of its proper divisors (178883335370).
212424223030 is a wasteful number, since it uses less digits than its factorization.
212424223030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65428.
The product of its (nonzero) digits is 4608, while the sum is 25.
Adding to 212424223030 its reverse (30322424212), we get a palindrome (242746647242).
The spelling of 212424223030 in words is "two hundred twelve billion, four hundred twenty-four million, two hundred twenty-three thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •