Base | Representation |
---|---|
bin | 1000001110001001… |
… | …1110111100111101 |
3 | 12200210120211220101 |
4 | 2003202132330331 |
5 | 14004423324343 |
6 | 1002552321101 |
7 | 105454646341 |
oct | 20342367475 |
9 | 5623524811 |
10 | 2206854973 |
11 | a32791894 |
12 | 5170a3191 |
13 | 29229185b |
14 | 16d143621 |
15 | cdb22e4d |
hex | 8389ef3d |
2206854973 has 6 divisors (see below), whose sum is σ = 2266793214. Its totient is φ = 2146932216.
The previous prime is 2206854929. The next prime is 2206854977. The reversal of 2206854973 is 3794586022.
It can be written as a sum of positive squares in only one way, i.e., 2147210244 + 59644729 = 46338^2 + 7723^2 .
It is not a de Polignac number, because 2206854973 - 213 = 2206846781 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2206854977) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 281890 + ... + 289612.
It is an arithmetic number, because the mean of its divisors is an integer number (377798869).
Almost surely, 22206854973 is an apocalyptic number.
It is an amenable number.
2206854973 is a deficient number, since it is larger than the sum of its proper divisors (59938241).
2206854973 is an frugal number, since it uses more digits than its factorization.
2206854973 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15483 (or 7760 counting only the distinct ones).
The product of its (nonzero) digits is 725760, while the sum is 46.
The square root of 2206854973 is about 46977.1750214932. The cubic root of 2206854973 is about 1301.9408825033.
The spelling of 2206854973 in words is "two billion, two hundred six million, eight hundred fifty-four thousand, nine hundred seventy-three".
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