Base | Representation |
---|---|
bin | 111110101001001… |
… | …1111111011001001 |
3 | 12102111021201202222 |
4 | 1331102133323021 |
5 | 13301103020403 |
6 | 544325103425 |
7 | 103042500554 |
oct | 17522377311 |
9 | 5374251688 |
10 | 2102001353 |
11 | 989585801 |
12 | 4a7b57b75 |
13 | 27663baaa |
14 | 15d24b69b |
15 | c4810338 |
hex | 7d49fec9 |
2102001353 has 2 divisors, whose sum is σ = 2102001354. Its totient is φ = 2102001352.
The previous prime is 2102001313. The next prime is 2102001367. The reversal of 2102001353 is 3531002012.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2060887609 + 41113744 = 45397^2 + 6412^2 .
It is a cyclic number.
It is not a de Polignac number, because 2102001353 - 26 = 2102001289 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (2102001313) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051000676 + 1051000677.
It is an arithmetic number, because the mean of its divisors is an integer number (1051000677).
Almost surely, 22102001353 is an apocalyptic number.
It is an amenable number.
2102001353 is a deficient number, since it is larger than the sum of its proper divisors (1).
2102001353 is an equidigital number, since it uses as much as digits as its factorization.
2102001353 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 180, while the sum is 17.
The square root of 2102001353 is about 45847.5883008038. The cubic root of 2102001353 is about 1280.9858439110.
Adding to 2102001353 its reverse (3531002012), we get a palindrome (5633003365).
The spelling of 2102001353 in words is "two billion, one hundred two million, one thousand, three hundred fifty-three".
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