Base | Representation |
---|---|
bin | 100000010110010110011… |
… | …100110010011110100110 |
3 | 21212112000020111112211120 |
4 | 200112112130302132212 |
5 | 242410222142034342 |
6 | 4421124201114410 |
7 | 316415364051405 |
oct | 40262634623646 |
9 | 7775006445746 |
10 | 2223022221222 |
11 | 7878620a95a0 |
12 | 2baa05788a06 |
13 | 131826422b4a |
14 | 798483a563c |
15 | 3cc5c6a0aec |
hex | 205967327a6 |
2223022221222 has 64 divisors (see below), whose sum is σ = 5106402397440. Its totient is φ = 638076096000.
The previous prime is 2223022221191. The next prime is 2223022221239. The reversal of 2223022221222 is 2221222203222.
It is a junction number, because it is equal to n+sod(n) for n = 2223022221192 and 2223022221201.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7121658 + ... + 7427250.
It is an arithmetic number, because the mean of its divisors is an integer number (79787537460).
Almost surely, 22223022221222 is an apocalyptic number.
2223022221222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
2223022221222 is an abundant number, since it is smaller than the sum of its proper divisors (2883380176218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2223022221222 is a wasteful number, since it uses less digits than its factorization.
2223022221222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 311429.
The product of its (nonzero) digits is 3072, while the sum is 24.
Adding to 2223022221222 its reverse (2221222203222), we get a palindrome (4444244424444).
The spelling of 2223022221222 in words is "two trillion, two hundred twenty-three billion, twenty-two million, two hundred twenty-one thousand, two hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •