Base | Representation |
---|---|
bin | 11010011111011… |
… | …10001010101000 |
3 | 120111011012110221 |
4 | 31033232022220 |
5 | 423342200224 |
6 | 34015015424 |
7 | 5335611325 |
oct | 1517561250 |
9 | 514135427 |
10 | 222225064 |
11 | 104492a86 |
12 | 6250a574 |
13 | 37069429 |
14 | 21729b4c |
15 | 147996e4 |
hex | d3ee2a8 |
222225064 has 32 divisors (see below), whose sum is σ = 445168800. Its totient is φ = 103688640.
The previous prime is 222225061. The next prime is 222225137. The reversal of 222225064 is 460522222.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (222225061) 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, 727 + ... + 21094.
It is an arithmetic number, because the mean of its divisors is an integer number (13911525).
Almost surely, 2222225064 is an apocalyptic number.
It is an amenable number.
222225064 is an abundant number, since it is smaller than the sum of its proper divisors (222943736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222225064 is a wasteful number, since it uses less digits than its factorization.
222225064 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21913 (or 21909 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 25.
The square root of 222225064 is about 14907.2151658182. The cubic root of 222225064 is about 605.7094461928.
Adding to 222225064 its reverse (460522222), we get a palindrome (682747286).
The spelling of 222225064 in words is "two hundred twenty-two million, two hundred twenty-five thousand, sixty-four".
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