Base | Representation |
---|---|
bin | 1000010001110100… |
… | …0110101110010000 |
3 | 12201212111120210211 |
4 | 2010131012232100 |
5 | 14022342102344 |
6 | 1004301533504 |
7 | 106032401665 |
oct | 20435065620 |
9 | 5655446724 |
10 | 2222222224 |
11 | a404284a2 |
12 | 520274294 |
13 | 2955123c1 |
14 | 1711c3a6c |
15 | d015b334 |
hex | 84746b90 |
2222222224 has 20 divisors (see below), whose sum is σ = 4345797744. Its totient is φ = 1100726048.
The previous prime is 2222222137. The next prime is 2222222243. The reversal of 2222222224 is 4222222222.
It is a super-2 number, since 2×22222222242 = 9876543225679012352, which contains 22 as substring.
It is a nude number because it is divisible by every one of its digits.
It is a plaindrome in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 2222222195 and 2222222204.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 647302 + ... + 650725.
Almost surely, 22222222224 is an apocalyptic number.
It is an amenable number.
2222222224 is a deficient number, since it is larger than the sum of its proper divisors (2123575520).
2222222224 is a wasteful number, since it uses less digits than its factorization.
2222222224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1298142 (or 1298136 counting only the distinct ones).
The product of its digits is 2048, while the sum is 22.
The square root of 2222222224 is about 47140.4520979593. The cubic root of 2222222224 is about 1304.9558807376.
Adding to 2222222224 its reverse (4222222222), we get a palindrome (6444444446).
It can be divided in two parts, 222222222 and 4, that multiplied together give a palindrome (888888888).
The spelling of 2222222224 in words is "two billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred twenty-four".
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