Base | Representation |
---|---|
bin | 1000011110110000010101 |
3 | 11011221112222 |
4 | 20132300111 |
5 | 1032120000 |
6 | 115352125 |
7 | 24616262 |
oct | 10366025 |
9 | 4157488 |
10 | 2223125 |
11 | 12892a3 |
12 | 8b2645 |
13 | 5cab78 |
14 | 41c269 |
15 | 2dda85 |
hex | 21ec15 |
2223125 has 10 divisors (see below), whose sum is σ = 2778798. Its totient is φ = 1778000.
The previous prime is 2223119. The next prime is 2223149. The reversal of 2223125 is 5213222.
It can be written as a sum of positive squares in 5 ways, for example, as 1343281 + 879844 = 1159^2 + 938^2 .
It is not a de Polignac number, because 2223125 - 214 = 2206741 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1154 + ... + 2403.
22223125 is an apocalyptic number.
2223125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2223125 is a deficient number, since it is larger than the sum of its proper divisors (555673).
2223125 is an frugal number, since it uses more digits than its factorization.
2223125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3577 (or 3562 counting only the distinct ones).
The product of its digits is 240, while the sum is 17.
The square root of 2223125 is about 1491.0147551248. The cubic root of 2223125 is about 130.5132569241.
Adding to 2223125 its reverse (5213222), we get a palindrome (7436347).
The spelling of 2223125 in words is "two million, two hundred twenty-three thousand, one hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.126 sec. • engine limits •