Base | Representation |
---|---|
bin | 101010011100… |
… | …0001111110101 |
3 | 1112212102221001 |
4 | 1110320033311 |
5 | 21144003420 |
6 | 2112523301 |
7 | 360061135 |
oct | 124701765 |
9 | 45772831 |
10 | 22250485 |
11 | 11618134 |
12 | 7550531 |
13 | 47c088a |
14 | 2d52ac5 |
15 | 1e47b0a |
hex | 15383f5 |
22250485 has 4 divisors (see below), whose sum is σ = 26700588. Its totient is φ = 17800384.
The previous prime is 22250483. The next prime is 22250489. The reversal of 22250485 is 58405222.
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 5489649 + 16760836 = 2343^2 + 4094^2 .
It is a cyclic number.
It is not a de Polignac number, because 22250485 - 21 = 22250483 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22250483) 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, 2225044 + ... + 2225053.
It is an arithmetic number, because the mean of its divisors is an integer number (6675147).
Almost surely, 222250485 is an apocalyptic number.
It is an amenable number.
22250485 is a deficient number, since it is larger than the sum of its proper divisors (4450103).
22250485 is an equidigital number, since it uses as much as digits as its factorization.
22250485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4450102.
The product of its (nonzero) digits is 6400, while the sum is 28.
The square root of 22250485 is about 4717.0419756453. The cubic root of 22250485 is about 281.2633600238.
The spelling of 22250485 in words is "twenty-two million, two hundred fifty thousand, four hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •