Base | Representation |
---|---|
bin | 111011101000111… |
… | …1110110000100011 |
3 | 12011110121121100102 |
4 | 1313101332300203 |
5 | 13044301432321 |
6 | 530324413015 |
7 | 100406636531 |
oct | 16721766043 |
9 | 5143547312 |
10 | 2001202211 |
11 | 937698928 |
12 | 47a24716b |
13 | 25b7a8628 |
14 | 14dacd151 |
15 | baa4dc0b |
hex | 7747ec23 |
2001202211 has 2 divisors, whose sum is σ = 2001202212. Its totient is φ = 2001202210.
The previous prime is 2001202207. The next prime is 2001202261. The reversal of 2001202211 is 1122021002.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2001202211 - 22 = 2001202207 is a prime.
It is a super-2 number, since 2×20012022112 = 8009620578622577042, which contains 22 as substring.
It is a Sophie Germain prime.
It is a junction number, because it is equal to n+sod(n) for n = 2001202192 and 2001202201.
It is not a weakly prime, because it can be changed into another prime (2001202261) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000601105 + 1000601106.
It is an arithmetic number, because the mean of its divisors is an integer number (1000601106).
Almost surely, 22001202211 is an apocalyptic number.
2001202211 is a deficient number, since it is larger than the sum of its proper divisors (1).
2001202211 is an equidigital number, since it uses as much as digits as its factorization.
2001202211 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16, while the sum is 11.
The square root of 2001202211 is about 44734.7986583152. The cubic root of 2001202211 is about 1260.1734478199.
Adding to 2001202211 its reverse (1122021002), we get a palindrome (3123223213).
The spelling of 2001202211 in words is "two billion, one million, two hundred two thousand, two hundred eleven".
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