Base | Representation |
---|---|
bin | 101011110101… |
… | …1100100111011 |
3 | 1121020202112000 |
4 | 1113223210323 |
5 | 21341010034 |
6 | 2140352043 |
7 | 366240501 |
oct | 127534473 |
9 | 47222460 |
10 | 22985019 |
11 | 11a79a92 |
12 | 7845623 |
13 | 49ba005 |
14 | 30a4671 |
15 | 2040599 |
hex | 15eb93b |
22985019 has 8 divisors (see below), whose sum is σ = 34051920. Its totient is φ = 15323328.
The previous prime is 22984993. The next prime is 22985033. The reversal of 22985019 is 91058922.
It is not a de Polignac number, because 22985019 - 27 = 22984891 is a prime.
It is a super-2 number, since 2×229850192 = 1056622196860722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (22985059) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 425622 + ... + 425675.
It is an arithmetic number, because the mean of its divisors is an integer number (4256490).
Almost surely, 222985019 is an apocalyptic number.
22985019 is a deficient number, since it is larger than the sum of its proper divisors (11066901).
22985019 is an equidigital number, since it uses as much as digits as its factorization.
22985019 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 851306 (or 851300 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 36.
The square root of 22985019 is about 4794.2693916800. The cubic root of 22985019 is about 284.3249396887.
The spelling of 22985019 in words is "twenty-two million, nine hundred eighty-five thousand, nineteen".
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