Base | Representation |
---|---|
bin | 11010100001110… |
… | …01011000001010 |
3 | 120111201212001210 |
4 | 31100321120022 |
5 | 423432030010 |
6 | 34025353550 |
7 | 5341333431 |
oct | 1520713012 |
9 | 514655053 |
10 | 222533130 |
11 | 104683486 |
12 | 626388b6 |
13 | 37146711 |
14 | 217aa118 |
15 | 1480ab20 |
hex | d43960a |
222533130 has 64 divisors (see below), whose sum is σ = 570677760. Its totient is φ = 55370304.
The previous prime is 222533107. The next prime is 222533131. The reversal of 222533130 is 31335222.
It is a junction number, because it is equal to n+sod(n) for n = 222533097 and 222533106.
It is not an unprimeable number, because it can be changed into a prime (222533131) 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, 35277 + ... + 41103.
It is an arithmetic number, because the mean of its divisors is an integer number (8916840).
Almost surely, 2222533130 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 222533130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285338880).
222533130 is an abundant number, since it is smaller than the sum of its proper divisors (348144630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222533130 is a wasteful number, since it uses less digits than its factorization.
222533130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5923.
The product of its (nonzero) digits is 1080, while the sum is 21.
The square root of 222533130 is about 14917.5443689637. The cubic root of 222533130 is about 605.9892111053.
Adding to 222533130 its reverse (31335222), we get a palindrome (253868352).
The spelling of 222533130 in words is "two hundred twenty-two million, five hundred thirty-three thousand, one hundred thirty".
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