Base | Representation |
---|---|
bin | 101011001100… |
… | …1110101111001 |
3 | 1120121202021112 |
4 | 1112121311321 |
5 | 21244301413 |
6 | 2125250105 |
7 | 363344444 |
oct | 126316571 |
9 | 46552245 |
10 | 22650233 |
11 | 11870501 |
12 | 7703935 |
13 | 4900808 |
14 | 301865b |
15 | 1ec62a8 |
hex | 1599d79 |
22650233 has 8 divisors (see below), whose sum is σ = 23064840. Its totient is φ = 22239360.
The previous prime is 22650227. The next prime is 22650241. The reversal of 22650233 is 33205622.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 1517824 + 21132409 = 1232^2 + 4597^2 .
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-22650233 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22650199 and 22650208.
It is not an unprimeable number, because it can be changed into a prime (22650203) 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, 13163 + ... + 14783.
It is an arithmetic number, because the mean of its divisors is an integer number (2883105).
Almost surely, 222650233 is an apocalyptic number.
It is an amenable number.
22650233 is a deficient number, since it is larger than the sum of its proper divisors (414607).
22650233 is a wasteful number, since it uses less digits than its factorization.
22650233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1867.
The product of its (nonzero) digits is 2160, while the sum is 23.
The square root of 22650233 is about 4759.2260925491. The cubic root of 22650233 is about 282.9377472146.
Adding to 22650233 its reverse (33205622), we get a palindrome (55855855).
The spelling of 22650233 in words is "twenty-two million, six hundred fifty thousand, two hundred thirty-three".
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