Base | Representation |
---|---|
bin | 111011111111101… |
… | …0111100100011001 |
3 | 12012022000002110212 |
4 | 1313333113210121 |
5 | 13110323202223 |
6 | 531431420505 |
7 | 100613033060 |
oct | 16777274431 |
9 | 5168002425 |
10 | 2013100313 |
11 | 943385074 |
12 | 482224735 |
13 | 2610b3123 |
14 | 1515091d7 |
15 | bbaee278 |
hex | 77fd7919 |
2013100313 has 4 divisors (see below), whose sum is σ = 2300686080. Its totient is φ = 1725514548.
The previous prime is 2013100303. The next prime is 2013100319. The reversal of 2013100313 is 3130013102.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3130013102 = 2 ⋅1565006551.
It is a cyclic number.
It is not a de Polignac number, because 2013100313 - 26 = 2013100249 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2013100319) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143792873 + ... + 143792886.
It is an arithmetic number, because the mean of its divisors is an integer number (575171520).
Almost surely, 22013100313 is an apocalyptic number.
It is an amenable number.
2013100313 is a deficient number, since it is larger than the sum of its proper divisors (287585767).
2013100313 is an equidigital number, since it uses as much as digits as its factorization.
2013100313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287585766.
The product of its (nonzero) digits is 54, while the sum is 14.
The square root of 2013100313 is about 44867.5864405475. The cubic root of 2013100313 is about 1262.6659587474.
Adding to 2013100313 its reverse (3130013102), we get a palindrome (5143113415).
The spelling of 2013100313 in words is "two billion, thirteen million, one hundred thousand, three hundred thirteen".
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