Base | Representation |
---|---|
bin | 111111011110111010111 |
3 | 10220200112000 |
4 | 13323313113 |
5 | 1013031330 |
6 | 112330343 |
7 | 23452524 |
oct | 7736727 |
9 | 3820460 |
10 | 2080215 |
11 | 11a0995 |
12 | 8439b3 |
13 | 57aac7 |
14 | 3c214b |
15 | 2b1560 |
hex | 1fbdd7 |
2080215 has 32 divisors (see below), whose sum is σ = 3897600. Its totient is φ = 1049760.
The previous prime is 2080213. The next prime is 2080219. The reversal of 2080215 is 5120802.
It is not a de Polignac number, because 2080215 - 21 = 2080213 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2080213) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2160 + ... + 2970.
It is an arithmetic number, because the mean of its divisors is an integer number (121800).
22080215 is an apocalyptic number.
2080215 is a deficient number, since it is larger than the sum of its proper divisors (1817385).
2080215 is a wasteful number, since it uses less digits than its factorization.
2080215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 844 (or 838 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 18.
The square root of 2080215 is about 1442.2950460984. The cubic root of 2080215 is about 127.6544840257.
The spelling of 2080215 in words is "two million, eighty thousand, two hundred fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •