Base | Representation |
---|---|
bin | 1010000101000010100101 |
3 | 11222020021000 |
4 | 22011002211 |
5 | 1134021320 |
6 | 132343513 |
7 | 31312605 |
oct | 12050245 |
9 | 4866230 |
10 | 2642085 |
11 | 1545046 |
12 | a74b99 |
13 | 716784 |
14 | 4cac05 |
15 | 372c90 |
hex | 2850a5 |
2642085 has 16 divisors (see below), whose sum is σ = 4697280. Its totient is φ = 1409040.
The previous prime is 2642077. The next prime is 2642111. The reversal of 2642085 is 5802462.
It is not a de Polignac number, because 2642085 - 23 = 2642077 is a prime.
It is a super-2 number, since 2×26420852 = 13961226294450, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
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, 9651 + ... + 9920.
It is an arithmetic number, because the mean of its divisors is an integer number (293580).
22642085 is an apocalyptic number.
It is an amenable number.
2642085 is a deficient number, since it is larger than the sum of its proper divisors (2055195).
2642085 is a wasteful number, since it uses less digits than its factorization.
2642085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19585 (or 19579 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
The square root of 2642085 is about 1625.4491686915. The cubic root of 2642085 is about 138.2448394513.
The spelling of 2642085 in words is "two million, six hundred forty-two thousand, eighty-five".
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