Base | Representation |
---|---|
bin | 1000011010100111110101 |
3 | 11011002100000 |
4 | 20122213311 |
5 | 1031044242 |
6 | 115141513 |
7 | 24516030 |
oct | 10324765 |
9 | 4132300 |
10 | 2206197 |
11 | 1277604 |
12 | 8a4899 |
13 | 5c3256 |
14 | 416017 |
15 | 2d8a4c |
hex | 21a9f5 |
2206197 has 24 divisors (see below), whose sum is σ = 3779776. Its totient is φ = 1259712.
The previous prime is 2206189. The next prime is 2206207. The reversal of 2206197 is 7916022.
2206197 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2206197 - 23 = 2206189 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
2206197 is strictly pandigital in base 8.
2206197 is a lucky number.
It is a self number, because there is not a number n which added to its sum of digits gives 2206197.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2206097) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1053 + ... + 2349.
22206197 is an apocalyptic number.
2206197 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
It is an amenable number.
2206197 is a deficient number, since it is larger than the sum of its proper divisors (1573579).
2206197 is an equidigital number, since it uses as much as digits as its factorization.
2206197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1319 (or 1307 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 2206197 is about 1485.3272366721. The cubic root of 2206197 is about 130.1811478576.
The spelling of 2206197 in words is "two million, two hundred six thousand, one hundred ninety-seven".
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