Base | Representation |
---|---|
bin | 101010011011… |
… | …0011011100101 |
3 | 1112212001201111 |
4 | 1110312123211 |
5 | 21143234140 |
6 | 2112425021 |
7 | 360030346 |
oct | 124663345 |
9 | 45761644 |
10 | 22243045 |
11 | 11612590 |
12 | 7548171 |
13 | 47ba386 |
14 | 2d500cd |
15 | 1e457ea |
hex | 15366e5 |
22243045 has 8 divisors (see below), whose sum is σ = 29118240. Its totient is φ = 16176720.
The previous prime is 22243043. The next prime is 22243051. The reversal of 22243045 is 54034222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 22243045 - 21 = 22243043 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22243043) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202155 + ... + 202264.
It is an arithmetic number, because the mean of its divisors is an integer number (3639780).
Almost surely, 222243045 is an apocalyptic number.
It is an amenable number.
22243045 is a deficient number, since it is larger than the sum of its proper divisors (6875195).
22243045 is a wasteful number, since it uses less digits than its factorization.
22243045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 404435.
The product of its (nonzero) digits is 1920, while the sum is 22.
The square root of 22243045 is about 4716.2532798822. The cubic root of 22243045 is about 281.2320074086.
Adding to 22243045 its reverse (54034222), we get a palindrome (76277267).
The spelling of 22243045 in words is "twenty-two million, two hundred forty-three thousand, forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •