Base | Representation |
---|---|
bin | 101011100001… |
… | …1100011001100 |
3 | 1120221102121202 |
4 | 1113003203030 |
5 | 21320233233 |
6 | 2133045032 |
7 | 364655504 |
oct | 127034314 |
9 | 46842552 |
10 | 22821068 |
11 | 11977896 |
12 | 7786778 |
13 | 49604ba |
14 | 3060a04 |
15 | 200bbe8 |
hex | 15c38cc |
22821068 has 12 divisors (see below), whose sum is σ = 40161240. Its totient is φ = 11346432.
The previous prime is 22821031. The next prime is 22821077. The reversal of 22821068 is 86012822.
It is a super-3 number, since 3×228210683 (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 22821068.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15221 + ... + 16652.
It is an arithmetic number, because the mean of its divisors is an integer number (3346770).
Almost surely, 222821068 is an apocalyptic number.
It is an amenable number.
22821068 is a deficient number, since it is larger than the sum of its proper divisors (17340172).
22821068 is a wasteful number, since it uses less digits than its factorization.
22821068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32056 (or 32054 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 29.
The square root of 22821068 is about 4777.1401486664. The cubic root of 22821068 is about 283.6473007084.
The spelling of 22821068 in words is "twenty-two million, eight hundred twenty-one thousand, sixty-eight".
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