Base | Representation |
---|---|
bin | 1001000111000100010101 |
3 | 11111100001112 |
4 | 21013010111 |
5 | 1102410440 |
6 | 123104405 |
7 | 26204546 |
oct | 11070425 |
9 | 4440045 |
10 | 2388245 |
11 | 1391362 |
12 | 972105 |
13 | 658082 |
14 | 4624cd |
15 | 322965 |
hex | 247115 |
2388245 has 8 divisors (see below), whose sum is σ = 3034584. Its totient is φ = 1798144.
The previous prime is 2388229. The next prime is 2388247. The reversal of 2388245 is 5428832.
It can be written as a sum of positive squares in 4 ways, for example, as 22801 + 2365444 = 151^2 + 1538^2 .
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 2388245 - 24 = 2388229 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2388247) 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, 13964 + ... + 14133.
It is an arithmetic number, because the mean of its divisors is an integer number (379323).
22388245 is an apocalyptic number.
It is an amenable number.
2388245 is a deficient number, since it is larger than the sum of its proper divisors (646339).
2388245 is a wasteful number, since it uses less digits than its factorization.
2388245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28119.
The product of its digits is 15360, while the sum is 32.
The square root of 2388245 is about 1545.3947715713. The cubic root of 2388245 is about 133.6676437126.
The spelling of 2388245 in words is "two million, three hundred eighty-eight thousand, two hundred forty-five".
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