Base | Representation |
---|---|
bin | 101010101011… |
… | …0100000010110 |
3 | 1120002201221022 |
4 | 1111112200112 |
5 | 21211440142 |
6 | 2115321142 |
7 | 361115360 |
oct | 125264026 |
9 | 46081838 |
10 | 22374422 |
11 | 116a2264 |
12 | 75b01b2 |
13 | 4835105 |
14 | 2d85d30 |
15 | 1e6e6d2 |
hex | 1556816 |
22374422 has 16 divisors (see below), whose sum is σ = 38789280. Its totient is φ = 9480768.
The previous prime is 22374421. The next prime is 22374433. The reversal of 22374422 is 22447322.
It is a super-2 number, since 2×223744222 = 1001229519668168, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 22374391 and 22374400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22374421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7733 + ... + 10224.
It is an arithmetic number, because the mean of its divisors is an integer number (2424330).
Almost surely, 222374422 is an apocalyptic number.
22374422 is a deficient number, since it is larger than the sum of its proper divisors (16414858).
22374422 is a wasteful number, since it uses less digits than its factorization.
22374422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18055.
The product of its digits is 5376, while the sum is 26.
The square root of 22374422 is about 4730.1608852131. The cubic root of 22374422 is about 281.7846132943.
Subtracting 22374422 from its reverse (22447322), we obtain a square (72900 = 2702).
The spelling of 22374422 in words is "twenty-two million, three hundred seventy-four thousand, four hundred twenty-two".
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