Base | Representation |
---|---|
bin | 111011111101100… |
… | …1111111001011001 |
3 | 12012012222012222212 |
4 | 1313323033321121 |
5 | 13110034122223 |
6 | 531352324505 |
7 | 100600614302 |
oct | 16773177131 |
9 | 5165865885 |
10 | 2012020313 |
11 | 942807706 |
12 | 4819a3735 |
13 | 260ac5684 |
14 | 1513077a9 |
15 | bb989278 |
hex | 77ecfe59 |
2012020313 has 2 divisors, whose sum is σ = 2012020314. Its totient is φ = 2012020312.
The previous prime is 2012020303. The next prime is 2012020327. The reversal of 2012020313 is 3130202102.
It is a happy number.
It is an a-pointer prime, because the next prime (2012020327) can be obtained adding 2012020313 to its sum of digits (14).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1516868809 + 495151504 = 38947^2 + 22252^2 .
It is a cyclic number.
It is not a de Polignac number, because 2012020313 - 218 = 2011758169 is a prime.
It is not a weakly prime, because it can be changed into another prime (2012020303) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006010156 + 1006010157.
It is an arithmetic number, because the mean of its divisors is an integer number (1006010157).
Almost surely, 22012020313 is an apocalyptic number.
It is an amenable number.
2012020313 is a deficient number, since it is larger than the sum of its proper divisors (1).
2012020313 is an equidigital number, since it uses as much as digits as its factorization.
2012020313 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 2012020313 is about 44855.5494114162. The cubic root of 2012020313 is about 1262.4401175139.
Adding to 2012020313 its reverse (3130202102), we get a palindrome (5142222415).
The spelling of 2012020313 in words is "two billion, twelve million, twenty thousand, three hundred thirteen".
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