Base | Representation |
---|---|
bin | 10100100101111111… |
… | …011011011111001010 |
3 | 2010002001001012220222 |
4 | 110211333123133022 |
5 | 330241212034010 |
6 | 14054101350042 |
7 | 1411650530666 |
oct | 244577333712 |
9 | 63061035828 |
10 | 22112221130 |
11 | 941785501a |
12 | 4351408322 |
13 | 211518431c |
14 | 10daa338a6 |
15 | 8963e9355 |
hex | 525fdb7ca |
22112221130 has 64 divisors (see below), whose sum is σ = 43154560512. Its totient is φ = 8125793280.
The previous prime is 22112221123. The next prime is 22112221133. The reversal of 22112221130 is 3112221122.
It is a super-3 number, since 3×221122211303 (a number of 32 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 22112221099 and 22112221108.
It is not an unprimeable number, because it can be changed into a prime (22112221133) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3168545 + ... + 3175515.
It is an arithmetic number, because the mean of its divisors is an integer number (674290008).
Almost surely, 222112221130 is an apocalyptic number.
22112221130 is a deficient number, since it is larger than the sum of its proper divisors (21042339382).
22112221130 is a wasteful number, since it uses less digits than its factorization.
22112221130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7439.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 22112221130 its reverse (3112221122), we get a palindrome (25224442252).
The spelling of 22112221130 in words is "twenty-two billion, one hundred twelve million, two hundred twenty-one thousand, one hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.097 sec. • engine limits •