Base | Representation |
---|---|
bin | 1010001111100110110001 |
3 | 12001102121211 |
4 | 22033212301 |
5 | 1141412421 |
6 | 133320121 |
7 | 31553020 |
oct | 12174661 |
9 | 5042554 |
10 | 2685361 |
11 | 1574608 |
12 | a96041 |
13 | 730393 |
14 | 4dc8b7 |
15 | 3809e1 |
hex | 28f9b1 |
2685361 has 4 divisors (see below), whose sum is σ = 3068992. Its totient is φ = 2301732.
The previous prime is 2685343. The next prime is 2685373. The reversal of 2685361 is 1635862.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2685361 - 217 = 2554289 is a prime.
It is a super-2 number, since 2×26853612 = 14422327400642, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2685301) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191805 + ... + 191818.
It is an arithmetic number, because the mean of its divisors is an integer number (767248).
22685361 is an apocalyptic number.
It is an amenable number.
2685361 is a deficient number, since it is larger than the sum of its proper divisors (383631).
2685361 is an equidigital number, since it uses as much as digits as its factorization.
2685361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 383630.
The product of its digits is 8640, while the sum is 31.
The square root of 2685361 is about 1638.7071123297. The cubic root of 2685361 is about 138.9955487421.
The spelling of 2685361 in words is "two million, six hundred eighty-five thousand, three hundred sixty-one".
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