Base | Representation |
---|---|
bin | 11010011111101… |
… | …01100000001001 |
3 | 120111012201200212 |
4 | 31033311200021 |
5 | 423344130423 |
6 | 34015410505 |
7 | 5336065043 |
oct | 1517654011 |
9 | 514181625 |
10 | 222255113 |
11 | 104503613 |
12 | 62523a35 |
13 | 3707a002 |
14 | 21736a93 |
15 | 147a3578 |
hex | d3f5809 |
222255113 has 4 divisors (see below), whose sum is σ = 222314820. Its totient is φ = 222195408.
The previous prime is 222255091. The next prime is 222255119. The reversal of 222255113 is 311552222.
222255113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 163763209 + 58491904 = 12797^2 + 7648^2 .
It is a cyclic number.
It is not a de Polignac number, because 222255113 - 212 = 222251017 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (222255119) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23870 + ... + 31847.
It is an arithmetic number, because the mean of its divisors is an integer number (55578705).
Almost surely, 2222255113 is an apocalyptic number.
It is an amenable number.
222255113 is a deficient number, since it is larger than the sum of its proper divisors (59707).
222255113 is an equidigital number, since it uses as much as digits as its factorization.
222255113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59706.
The product of its digits is 1200, while the sum is 23.
The square root of 222255113 is about 14908.2229994054. Note that the first 3 decimals coincide. The cubic root of 222255113 is about 605.7367460580.
The spelling of 222255113 in words is "two hundred twenty-two million, two hundred fifty-five thousand, one hundred thirteen".
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