Base | Representation |
---|---|
bin | 10100100110100101… |
… | …100111000101101000 |
3 | 2010002201212201200022 |
4 | 110212211213011220 |
5 | 330301242330440 |
6 | 14055100100012 |
7 | 1412131565504 |
oct | 244645470550 |
9 | 63081781608 |
10 | 22122230120 |
11 | 9422470a11 |
12 | 4354834608 |
13 | 2117279cc3 |
14 | 10dc0bb304 |
15 | 897224cb5 |
hex | 526967168 |
22122230120 has 32 divisors (see below), whose sum is σ = 49801537800. Its totient is φ = 8844177408.
The previous prime is 22122230111. The next prime is 22122230129. The reversal of 22122230120 is 2103222122.
It is an interprime number because it is at equal distance from previous prime (22122230111) and next prime (22122230129).
It can be written as a sum of positive squares in 4 ways, for example, as 20507958436 + 1614271684 = 143206^2 + 40178^2 .
It is not an unprimeable number, because it can be changed into a prime (22122230129) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70829 + ... + 221948.
Almost surely, 222122230120 is an apocalyptic number.
22122230120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22122230120 is an abundant number, since it is smaller than the sum of its proper divisors (27679307680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22122230120 is a wasteful number, since it uses less digits than its factorization.
22122230120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 294677 (or 294673 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 22122230120 its reverse (2103222122), we get a palindrome (24225452242).
The spelling of 22122230120 in words is "twenty-two billion, one hundred twenty-two million, two hundred thirty thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •