Base | Representation |
---|---|
bin | 1010101111010001011001 |
3 | 12022000112200 |
4 | 22233101121 |
5 | 1210040230 |
6 | 140200413 |
7 | 32633121 |
oct | 12572131 |
9 | 5260480 |
10 | 2815065 |
11 | 1653000 |
12 | b39109 |
13 | 777426 |
14 | 533c81 |
15 | 3a9160 |
hex | 2af459 |
2815065 has 48 divisors (see below), whose sum is σ = 5481216. Its totient is φ = 1335840.
The previous prime is 2815061. The next prime is 2815069. The reversal of 2815065 is 5605182.
It is an interprime number because it is at equal distance from previous prime (2815061) and next prime (2815069).
It is not a de Polignac number, because 2815065 - 22 = 2815061 is a prime.
2815065 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (2815061) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 59872 + ... + 59918.
It is an arithmetic number, because the mean of its divisors is an integer number (114192).
22815065 is an apocalyptic number.
It is an amenable number.
2815065 is a deficient number, since it is larger than the sum of its proper divisors (2666151).
2815065 is a wasteful number, since it uses less digits than its factorization.
2815065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91 (or 66 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 27.
The square root of 2815065 is about 1677.8155440930. The cubic root of 2815065 is about 141.1983025367.
The spelling of 2815065 in words is "two million, eight hundred fifteen thousand, sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •