Base | Representation |
---|---|
bin | 1000000111111101… |
… | …0111111101110001 |
3 | 12121222200212211201 |
4 | 2001333113331301 |
5 | 13431300432342 |
6 | 1000223411201 |
7 | 105021060343 |
oct | 20177277561 |
9 | 5558625751 |
10 | 2180874097 |
11 | a1a056a96 |
12 | 50a453b01 |
13 | 289a9605c |
14 | 1698dd293 |
15 | cb6dedb7 |
hex | 81fd7f71 |
2180874097 has 2 divisors, whose sum is σ = 2180874098. Its totient is φ = 2180874096.
The previous prime is 2180874089. The next prime is 2180874103. The reversal of 2180874097 is 7904780812.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2127423376 + 53450721 = 46124^2 + 7311^2 .
It is a cyclic number.
It is not a de Polignac number, because 2180874097 - 23 = 2180874089 is a prime.
It is not a weakly prime, because it can be changed into another prime (2180874797) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1090437048 + 1090437049.
It is an arithmetic number, because the mean of its divisors is an integer number (1090437049).
Almost surely, 22180874097 is an apocalyptic number.
It is an amenable number.
2180874097 is a deficient number, since it is larger than the sum of its proper divisors (1).
2180874097 is an equidigital number, since it uses as much as digits as its factorization.
2180874097 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 225792, while the sum is 46.
The square root of 2180874097 is about 46699.8297320236. The cubic root of 2180874097 is about 1296.8115346749.
The spelling of 2180874097 in words is "two billion, one hundred eighty million, eight hundred seventy-four thousand, ninety-seven".
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