Base | Representation |
---|---|
bin | 111111011110101010111 |
3 | 10220200100021 |
4 | 13323311113 |
5 | 1013030322 |
6 | 112330011 |
7 | 23452252 |
oct | 7736527 |
9 | 3820307 |
10 | 2080087 |
11 | 11a0889 |
12 | 843907 |
13 | 57aa29 |
14 | 3c2099 |
15 | 2b14c7 |
hex | 1fbd57 |
2080087 has 4 divisors (see below), whose sum is σ = 2109456. Its totient is φ = 2050720.
The previous prime is 2080081. The next prime is 2080121. The reversal of 2080087 is 7800802.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2080087 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 (2080081) 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, 14578 + ... + 14719.
It is an arithmetic number, because the mean of its divisors is an integer number (527364).
22080087 is an apocalyptic number.
2080087 is a deficient number, since it is larger than the sum of its proper divisors (29369).
2080087 is an equidigital number, since it uses as much as digits as its factorization.
2080087 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29368.
The product of its (nonzero) digits is 896, while the sum is 25.
The square root of 2080087 is about 1442.2506716934. The cubic root of 2080087 is about 127.6518656892.
Adding to 2080087 its reverse (7800802), we get a palindrome (9880889).
The spelling of 2080087 in words is "two million, eighty thousand, eighty-seven".
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