Base | Representation |
---|---|
bin | 1100010111000000001… |
… | …0100101000111100100 |
3 | 202022001212020012100110 |
4 | 3011300002211013210 |
5 | 11434324234401040 |
6 | 241313335413020 |
7 | 21224545520655 |
oct | 3056002450744 |
9 | 668055205313 |
10 | 212333122020 |
11 | 8206056a328 |
12 | 35199b24170 |
13 | 1703b4aa806 |
14 | a3c405552c |
15 | 57cb097980 |
hex | 31700a51e4 |
212333122020 has 48 divisors (see below), whose sum is σ = 594552869568. Its totient is φ = 56620248960.
The previous prime is 212333122003. The next prime is 212333122021. The reversal of 212333122020 is 20221333212.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (212333122021) 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, 3138187 + ... + 3205133.
It is an arithmetic number, because the mean of its divisors is an integer number (12386518116).
Almost surely, 2212333122020 is an apocalyptic number.
212333122020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
212333122020 is an abundant number, since it is smaller than the sum of its proper divisors (382219747548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212333122020 is a wasteful number, since it uses less digits than its factorization.
212333122020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 119820 (or 119818 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 212333122020 its reverse (20221333212), we get a palindrome (232554455232).
The spelling of 212333122020 in words is "two hundred twelve billion, three hundred thirty-three million, one hundred twenty-two thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •