Base | Representation |
---|---|
bin | 1000110001000010010101 |
3 | 11022202021022 |
4 | 20301002111 |
5 | 1042014010 |
6 | 121130525 |
7 | 25350503 |
oct | 10610225 |
9 | 4282238 |
10 | 2298005 |
11 | 132a586 |
12 | 929a45 |
13 | 625c88 |
14 | 43b673 |
15 | 305d55 |
hex | 231095 |
2298005 has 8 divisors (see below), whose sum is σ = 2772792. Its totient is φ = 1828288.
The previous prime is 2297987. The next prime is 2298007. The reversal of 2298005 is 5008922.
It can be written as a sum of positive squares in 4 ways, for example, as 654481 + 1643524 = 809^2 + 1282^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2298005 - 28 = 2297749 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 (2298007) 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, 182 + ... + 2151.
It is an arithmetic number, because the mean of its divisors is an integer number (346599).
22298005 is an apocalyptic number.
It is an amenable number.
2298005 is a deficient number, since it is larger than the sum of its proper divisors (474787).
2298005 is a wasteful number, since it uses less digits than its factorization.
2298005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2535.
The product of its (nonzero) digits is 1440, while the sum is 26.
The square root of 2298005 is about 1515.9172140984. The cubic root of 2298005 is about 131.9624357451.
The spelling of 2298005 in words is "two million, two hundred ninety-eight thousand, five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.000 sec. • engine limits •