Base | Representation |
---|---|
bin | 111111010000010111101 |
3 | 10220022022002 |
4 | 13322002331 |
5 | 1012312030 |
6 | 112232045 |
7 | 23422022 |
oct | 7720275 |
9 | 3808262 |
10 | 2072765 |
11 | 1196332 |
12 | 83b625 |
13 | 5775b6 |
14 | 3bd549 |
15 | 2ae245 |
hex | 1fa0bd |
2072765 has 4 divisors (see below), whose sum is σ = 2487324. Its totient is φ = 1658208.
The previous prime is 2072743. The next prime is 2072773. The reversal of 2072765 is 5672702.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1301881 + 770884 = 1141^2 + 878^2 .
It is a cyclic number.
It is not a de Polignac number, because 2072765 - 26 = 2072701 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207272 + ... + 207281.
It is an arithmetic number, because the mean of its divisors is an integer number (621831).
22072765 is an apocalyptic number.
It is an amenable number.
2072765 is a deficient number, since it is larger than the sum of its proper divisors (414559).
2072765 is an equidigital number, since it uses as much as digits as its factorization.
2072765 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 414558.
The product of its (nonzero) digits is 5880, while the sum is 29.
The square root of 2072765 is about 1439.7100402512. The cubic root of 2072765 is about 127.5019094934.
The spelling of 2072765 in words is "two million, seventy-two thousand, seven hundred sixty-five".
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