Base | Representation |
---|---|
bin | 101010100010… |
… | …1001000000001 |
3 | 1112222010021200 |
4 | 1111011020001 |
5 | 21202200413 |
6 | 2114011413 |
7 | 360401001 |
oct | 125051001 |
9 | 45863250 |
10 | 22303233 |
11 | 11653827 |
12 | 7576b69 |
13 | 480b8a4 |
14 | 2d68001 |
15 | 1e58573 |
hex | 1545201 |
22303233 has 12 divisors (see below), whose sum is σ = 33327060. Its totient is φ = 14355936.
The previous prime is 22303223. The next prime is 22303249. The reversal of 22303233 is 33230322.
It can be written as a sum of positive squares in 2 ways, for example, as 14197824 + 8105409 = 3768^2 + 2847^2 .
It is not a de Polignac number, because 22303233 - 24 = 22303217 is a prime.
It is not an unprimeable number, because it can be changed into a prime (22303213) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42466 + ... + 42987.
It is an arithmetic number, because the mean of its divisors is an integer number (2777255).
Almost surely, 222303233 is an apocalyptic number.
It is an amenable number.
22303233 is a deficient number, since it is larger than the sum of its proper divisors (11023827).
22303233 is a wasteful number, since it uses less digits than its factorization.
22303233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85488 (or 85485 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 18.
The square root of 22303233 is about 4722.6298817502. The cubic root of 22303233 is about 281.4854431445.
Adding to 22303233 its reverse (33230322), we get a palindrome (55533555).
The spelling of 22303233 in words is "twenty-two million, three hundred three thousand, two hundred thirty-three".
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