Base | Representation |
---|---|
bin | 101010100001… |
… | …1111001111001 |
3 | 1112221212102111 |
4 | 1111003321321 |
5 | 21202020413 |
6 | 2113532321 |
7 | 360350266 |
oct | 125037171 |
9 | 45855374 |
10 | 22298233 |
11 | 1164aaa1 |
12 | 75740a1 |
13 | 4809529 |
14 | 2d6626d |
15 | 1e56d3d |
hex | 1543e79 |
22298233 has 4 divisors (see below), whose sum is σ = 22411620. Its totient is φ = 22184848.
The previous prime is 22298231. The next prime is 22298251. The reversal of 22298233 is 33289222.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 17040384 + 5257849 = 4128^2 + 2293^2 .
It is a cyclic number.
It is not a de Polignac number, because 22298233 - 21 = 22298231 is a prime.
It is a super-2 number, since 2×222982332 = 994422389844578, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22298195 and 22298204.
It is not an unprimeable number, because it can be changed into a prime (22298231) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56398 + ... + 56791.
It is an arithmetic number, because the mean of its divisors is an integer number (5602905).
Almost surely, 222298233 is an apocalyptic number.
It is an amenable number.
22298233 is a deficient number, since it is larger than the sum of its proper divisors (113387).
22298233 is a wasteful number, since it uses less digits than its factorization.
22298233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113386.
The product of its digits is 10368, while the sum is 31.
The square root of 22298233 is about 4722.1004860126. The cubic root of 22298233 is about 281.4644068460.
The spelling of 22298233 in words is "twenty-two million, two hundred ninety-eight thousand, two hundred thirty-three".
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