Base | Representation |
---|---|
bin | 101010001010… |
… | …0110011110010 |
3 | 1112121001210221 |
4 | 1110110303302 |
5 | 21124332310 |
6 | 2105443254 |
7 | 355615012 |
oct | 124246362 |
9 | 45531727 |
10 | 22105330 |
11 | 11529075 |
12 | 74a052a |
13 | 476c7a0 |
14 | 2d15c42 |
15 | 1e19ada |
hex | 1514cf2 |
22105330 has 32 divisors (see below), whose sum is σ = 43316784. Its totient is φ = 8073216.
The previous prime is 22105327. The next prime is 22105331. The reversal of 22105330 is 3350122.
It can be written as a sum of positive squares in 8 ways, for example, as 751689 + 21353641 = 867^2 + 4621^2 .
It is a super-2 number, since 2×221053302 = 977291228817800, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (22105331) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11734 + ... + 13486.
Almost surely, 222105330 is an apocalyptic number.
22105330 is a deficient number, since it is larger than the sum of its proper divisors (21211454).
22105330 is a wasteful number, since it uses less digits than its factorization.
22105330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1870.
The product of its (nonzero) digits is 180, while the sum is 16.
The square root of 22105330 is about 4701.6305682178. The cubic root of 22105330 is about 280.6504013032.
Adding to 22105330 its reverse (3350122), we get a palindrome (25455452).
The spelling of 22105330 in words is "twenty-two million, one hundred five thousand, three hundred thirty".
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