Base | Representation |
---|---|
bin | 10111111111001… |
… | …00010110111101 |
3 | 112000121200212011 |
4 | 23333210112331 |
5 | 403002311443 |
6 | 31544411221 |
7 | 4662166624 |
oct | 1377442675 |
9 | 460550764 |
10 | 201213373 |
11 | a3641649 |
12 | 57476b11 |
13 | 328c068a |
14 | 1ca1a6bb |
15 | 129e8b9d |
hex | bfe45bd |
201213373 has 2 divisors, whose sum is σ = 201213374. Its totient is φ = 201213372.
The previous prime is 201213329. The next prime is 201213421. The reversal of 201213373 is 373312102.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 148766809 + 52446564 = 12197^2 + 7242^2 .
It is a cyclic number.
It is not a de Polignac number, because 201213373 - 29 = 201212861 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (201213323) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100606686 + 100606687.
It is an arithmetic number, because the mean of its divisors is an integer number (100606687).
Almost surely, 2201213373 is an apocalyptic number.
It is an amenable number.
201213373 is a deficient number, since it is larger than the sum of its proper divisors (1).
201213373 is an equidigital number, since it uses as much as digits as its factorization.
201213373 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 756, while the sum is 22.
The square root of 201213373 is about 14184.9699682446. The cubic root of 201213373 is about 585.9838054209.
Adding to 201213373 its reverse (373312102), we get a palindrome (574525475).
The spelling of 201213373 in words is "two hundred one million, two hundred thirteen thousand, three hundred seventy-three".
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