Base | Representation |
---|---|
bin | 101011100010… |
… | …1010011011111 |
3 | 1120221210110221 |
4 | 1113011103133 |
5 | 21321001010 |
6 | 2133142211 |
7 | 365015452 |
oct | 127052337 |
9 | 46853427 |
10 | 22828255 |
11 | 1198222a |
12 | 778a967 |
13 | 4963858 |
14 | 3063499 |
15 | 200ddda |
hex | 15c54df |
22828255 has 8 divisors (see below), whose sum is σ = 27515952. Its totient is φ = 18181248.
The previous prime is 22828241. The next prime is 22828261. The reversal of 22828255 is 55282822.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 22828255 - 29 = 22827743 is a prime.
It is a super-2 number, since 2×228282552 = 1042258452690050, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 22828255.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8922 + ... + 11191.
It is an arithmetic number, because the mean of its divisors is an integer number (3439494).
Almost surely, 222828255 is an apocalyptic number.
22828255 is a deficient number, since it is larger than the sum of its proper divisors (4687697).
22828255 is a wasteful number, since it uses less digits than its factorization.
22828255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20345.
The product of its digits is 25600, while the sum is 34.
The square root of 22828255 is about 4777.8923177485. The cubic root of 22828255 is about 283.6770737699.
The spelling of 22828255 in words is "twenty-two million, eight hundred twenty-eight thousand, two hundred fifty-five".
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