Base | Representation |
---|---|
bin | 111111010000011010101 |
3 | 10220022022222 |
4 | 13322003111 |
5 | 1012312124 |
6 | 112232125 |
7 | 23422055 |
oct | 7720325 |
9 | 3808288 |
10 | 2072789 |
11 | 1196354 |
12 | 83b645 |
13 | 577604 |
14 | 3bd565 |
15 | 2ae25e |
hex | 1fa0d5 |
2072789 has 2 divisors, whose sum is σ = 2072790. Its totient is φ = 2072788.
The previous prime is 2072773. The next prime is 2072801. The reversal of 2072789 is 9872702.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2044900 + 27889 = 1430^2 + 167^2 .
It is a cyclic number.
It is not a de Polignac number, because 2072789 - 24 = 2072773 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2072489) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1036394 + 1036395.
It is an arithmetic number, because the mean of its divisors is an integer number (1036395).
22072789 is an apocalyptic number.
It is an amenable number.
2072789 is a deficient number, since it is larger than the sum of its proper divisors (1).
2072789 is an equidigital number, since it uses as much as digits as its factorization.
2072789 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 14112, while the sum is 35.
The square root of 2072789 is about 1439.7183752387. The cubic root of 2072789 is about 127.5024015952.
The spelling of 2072789 in words is "two million, seventy-two thousand, seven hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •