Base | Representation |
---|---|
bin | 111111011110100001111 |
3 | 10220200020121 |
4 | 13323310033 |
5 | 1013030030 |
6 | 112325411 |
7 | 23452120 |
oct | 7736417 |
9 | 3820217 |
10 | 2080015 |
11 | 11a0823 |
12 | 843867 |
13 | 57a9a2 |
14 | 3c2047 |
15 | 2b147a |
hex | 1fbd0f |
2080015 has 16 divisors (see below), whose sum is σ = 2898432. Its totient is φ = 1403424.
The previous prime is 2080009. The next prime is 2080021. The reversal of 2080015 is 5100802.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (2080009) and next prime (2080021).
It is a cyclic number.
It is not a de Polignac number, because 2080015 - 219 = 1555727 is a prime.
It is a Duffinian 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, 1902 + ... + 2788.
It is an arithmetic number, because the mean of its divisors is an integer number (181152).
22080015 is an apocalyptic number.
2080015 is a deficient number, since it is larger than the sum of its proper divisors (818417).
2080015 is an equidigital number, since it uses as much as digits as its factorization.
2080015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 966.
The product of its (nonzero) digits is 80, while the sum is 16.
The square root of 2080015 is about 1442.2257104906. The cubic root of 2080015 is about 127.6503928276.
Adding to 2080015 its reverse (5100802), we get a palindrome (7180817).
The spelling of 2080015 in words is "two million, eighty thousand, fifteen".
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