Base | Representation |
---|---|
bin | 1000100010111000101101 |
3 | 11012210202122 |
4 | 20202320231 |
5 | 1033140140 |
6 | 120002325 |
7 | 25016513 |
oct | 10427055 |
9 | 4183678 |
10 | 2240045 |
11 | 129aa85 |
12 | 9003a5 |
13 | 605792 |
14 | 4244b3 |
15 | 2e3ab5 |
hex | 222e2d |
2240045 has 16 divisors (see below), whose sum is σ = 2799360. Its totient is φ = 1719744.
The previous prime is 2240027. The next prime is 2240057. The reversal of 2240045 is 5400422.
It is not a de Polignac number, because 2240045 - 212 = 2235949 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20882 + ... + 20988.
It is an arithmetic number, because the mean of its divisors is an integer number (174960).
22240045 is an apocalyptic number.
It is an amenable number.
2240045 is a deficient number, since it is larger than the sum of its proper divisors (559315).
2240045 is a wasteful number, since it uses less digits than its factorization.
2240045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 244.
The product of its (nonzero) digits is 320, while the sum is 17.
The square root of 2240045 is about 1496.6779880789. The cubic root of 2240045 is about 130.8435285802.
Adding to 2240045 its reverse (5400422), we get a palindrome (7640467).
The spelling of 2240045 in words is "two million, two hundred forty thousand, forty-five".
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