Base | Representation |
---|---|
bin | 101010110101… |
… | …0001010010010 |
3 | 1120020211101002 |
4 | 1111222022102 |
5 | 21222024210 |
6 | 2121142002 |
7 | 361602161 |
oct | 125521222 |
9 | 46224332 |
10 | 22454930 |
11 | 117477a3 |
12 | 762a902 |
13 | 4862954 |
14 | 2da73d8 |
15 | 1e884a5 |
hex | 156a292 |
22454930 has 16 divisors (see below), whose sum is σ = 41511960. Its totient is φ = 8739072.
The previous prime is 22454917. The next prime is 22454953. The reversal of 22454930 is 3945422.
It can be written as a sum of positive squares in 4 ways, for example, as 21780889 + 674041 = 4667^2 + 821^2 .
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 22454893 and 22454902.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29975 + ... + 30714.
Almost surely, 222454930 is an apocalyptic number.
22454930 is a deficient number, since it is larger than the sum of its proper divisors (19057030).
22454930 is a wasteful number, since it uses less digits than its factorization.
22454930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60733.
The product of its (nonzero) digits is 8640, while the sum is 29.
The square root of 22454930 is about 4738.6633136360. The cubic root of 22454930 is about 282.1221826894.
The spelling of 22454930 in words is "twenty-two million, four hundred fifty-four thousand, nine hundred thirty".
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