Base | Representation |
---|---|
bin | 111100100010011… |
… | …0011010111010101 |
3 | 12020120020211122011 |
4 | 1321010303113111 |
5 | 13130003131401 |
6 | 533321504221 |
7 | 101223532363 |
oct | 17104632725 |
9 | 5216224564 |
10 | 2031302101 |
11 | 952687374 |
12 | 488342071 |
13 | 264ab6c0a |
14 | 153ac6633 |
15 | bd4e7451 |
hex | 791335d5 |
2031302101 has 2 divisors, whose sum is σ = 2031302102. Its totient is φ = 2031302100.
The previous prime is 2031302099. The next prime is 2031302111. The reversal of 2031302101 is 1012031302.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1065957201 + 965344900 = 32649^2 + 31070^2 .
It is a cyclic number.
It is not a de Polignac number, because 2031302101 - 21 = 2031302099 is a prime.
Together with 2031302099, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2031302111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015651050 + 1015651051.
It is an arithmetic number, because the mean of its divisors is an integer number (1015651051).
Almost surely, 22031302101 is an apocalyptic number.
It is an amenable number.
2031302101 is a deficient number, since it is larger than the sum of its proper divisors (1).
2031302101 is an equidigital number, since it uses as much as digits as its factorization.
2031302101 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 2031302101 is about 45069.9689482919. The cubic root of 2031302101 is about 1266.4600827069.
Adding to 2031302101 its reverse (1012031302), we get a palindrome (3043333403).
It can be divided in two parts, 2031302 and 101, that multiplied together give a palindrome (205161502).
The spelling of 2031302101 in words is "two billion, thirty-one million, three hundred two thousand, one hundred one".
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