Base | Representation |
---|---|
bin | 111111000100111010001 |
3 | 10220000020202 |
4 | 13320213101 |
5 | 1012120042 |
6 | 112144545 |
7 | 23365640 |
oct | 7704721 |
9 | 3800222 |
10 | 2066897 |
11 | 1191988 |
12 | 838155 |
13 | 574a21 |
14 | 3bb357 |
15 | 2ac632 |
hex | 1f89d1 |
2066897 has 4 divisors (see below), whose sum is σ = 2362176. Its totient is φ = 1771620.
The previous prime is 2066893. The next prime is 2066899. The reversal of 2066897 is 7986602.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2066897 - 22 = 2066893 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2066897.
It is not an unprimeable number, because it can be changed into a prime (2066893) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147629 + ... + 147642.
It is an arithmetic number, because the mean of its divisors is an integer number (590544).
22066897 is an apocalyptic number.
It is an amenable number.
2066897 is a deficient number, since it is larger than the sum of its proper divisors (295279).
2066897 is an equidigital number, since it uses as much as digits as its factorization.
2066897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 295278.
The product of its (nonzero) digits is 36288, while the sum is 38.
The square root of 2066897 is about 1437.6706855188. The cubic root of 2066897 is about 127.3814764243.
The spelling of 2066897 in words is "two million, sixty-six thousand, eight hundred ninety-seven".
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