Base | Representation |
---|---|
bin | 101011010011… |
… | …1001110000011 |
3 | 1120201112102221 |
4 | 1112213032003 |
5 | 21303030102 |
6 | 2130351511 |
7 | 363663262 |
oct | 126471603 |
9 | 46645387 |
10 | 22705027 |
11 | 118a8694 |
12 | 772b597 |
13 | 491c737 |
14 | 30305d9 |
15 | 1ed7637 |
hex | 15a7383 |
22705027 has 8 divisors (see below), whose sum is σ = 23262800. Its totient is φ = 22153824.
The previous prime is 22705009. The next prime is 22705031. The reversal of 22705027 is 72050722.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-22705027 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22704992 and 22705010.
It is not an unprimeable number, because it can be changed into a prime (22705037) 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 7 ways as a sum of consecutive naturals, for example, 5749 + ... + 8857.
It is an arithmetic number, because the mean of its divisors is an integer number (2907850).
Almost surely, 222705027 is an apocalyptic number.
22705027 is a deficient number, since it is larger than the sum of its proper divisors (557773).
22705027 is a wasteful number, since it uses less digits than its factorization.
22705027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3285.
The product of its (nonzero) digits is 1960, while the sum is 25.
The square root of 22705027 is about 4764.9792234594. The cubic root of 22705027 is about 283.1657184703.
Adding to 22705027 its reverse (72050722), we get a palindrome (94755749).
The spelling of 22705027 in words is "twenty-two million, seven hundred five thousand, twenty-seven".
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