Base | Representation |
---|---|
bin | 111000110001010… |
… | …0011110111010001 |
3 | 11220202101012020202 |
4 | 1301202203313101 |
5 | 12400122311301 |
6 | 513004144545 |
7 | 65130154112 |
oct | 16142436721 |
9 | 4822335222 |
10 | 1904885201 |
11 | 89829249a |
12 | 451b38155 |
13 | 24485430b |
14 | 140dba209 |
15 | b237566b |
hex | 718a3dd1 |
1904885201 has 2 divisors, whose sum is σ = 1904885202. Its totient is φ = 1904885200.
The previous prime is 1904885197. The next prime is 1904885267. The reversal of 1904885201 is 1025884091.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1199929600 + 704955601 = 34640^2 + 26551^2 .
It is a cyclic number.
It is not a de Polignac number, because 1904885201 - 22 = 1904885197 is a prime.
It is not a weakly prime, because it can be changed into another prime (1901885201) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 952442600 + 952442601.
It is an arithmetic number, because the mean of its divisors is an integer number (952442601).
Almost surely, 21904885201 is an apocalyptic number.
It is an amenable number.
1904885201 is a deficient number, since it is larger than the sum of its proper divisors (1).
1904885201 is an equidigital number, since it uses as much as digits as its factorization.
1904885201 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 23040, while the sum is 38.
The square root of 1904885201 is about 43644.9905602006. The cubic root of 1904885201 is about 1239.6229344758.
The spelling of 1904885201 in words is "one billion, nine hundred four million, eight hundred eighty-five thousand, two hundred one".
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