Base | Representation |
---|---|
bin | 101011010110… |
… | …0101000101110 |
3 | 1120202122212200 |
4 | 1112230220232 |
5 | 21304232324 |
6 | 2131042330 |
7 | 364115046 |
oct | 126545056 |
9 | 46678780 |
10 | 22727214 |
11 | 11913324 |
12 | 77403a6 |
13 | 4929873 |
14 | 3038726 |
15 | 1eddec9 |
hex | 15aca2e |
22727214 has 12 divisors (see below), whose sum is σ = 49242336. Its totient is φ = 7575732.
The previous prime is 22727203. The next prime is 22727219. The reversal of 22727214 is 41272722.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22727219) by changing a digit.
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 5 ways as a sum of consecutive naturals, for example, 631294 + ... + 631329.
It is an arithmetic number, because the mean of its divisors is an integer number (4103528).
Almost surely, 222727214 is an apocalyptic number.
22727214 is an abundant number, since it is smaller than the sum of its proper divisors (26515122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22727214 is a wasteful number, since it uses less digits than its factorization.
22727214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1262631 (or 1262628 counting only the distinct ones).
The product of its digits is 3136, while the sum is 27.
The square root of 22727214 is about 4767.3067868557. The cubic root of 22727214 is about 283.2579234914.
Adding to 22727214 its reverse (41272722), we get a palindrome (63999936).
The spelling of 22727214 in words is "twenty-two million, seven hundred twenty-seven thousand, two hundred fourteen".
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