Base | Representation |
---|---|
bin | 10111111111111… |
… | …00101011110101 |
3 | 112000210202112112 |
4 | 23333330223311 |
5 | 403014004023 |
6 | 31550500405 |
7 | 4663063256 |
oct | 1377745365 |
9 | 460722475 |
10 | 201313013 |
11 | a36aa4a0 |
12 | 57504705 |
13 | 32926b35 |
14 | 1ca44b2d |
15 | 12a18478 |
hex | bffcaf5 |
201313013 has 4 divisors (see below), whose sum is σ = 219614208. Its totient is φ = 183011820.
The previous prime is 201313001. The next prime is 201313019. The reversal of 201313013 is 310313102.
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.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-201313013 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201313019) 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, 9150581 + ... + 9150602.
It is an arithmetic number, because the mean of its divisors is an integer number (54903552).
Almost surely, 2201313013 is an apocalyptic number.
It is an amenable number.
201313013 is a deficient number, since it is larger than the sum of its proper divisors (18301195).
201313013 is a wasteful number, since it uses less digits than its factorization.
201313013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18301194.
The product of its (nonzero) digits is 54, while the sum is 14.
The square root of 201313013 is about 14188.4817017185. The cubic root of 201313013 is about 586.0805150157.
Adding to 201313013 its reverse (310313102), we get a palindrome (511626115).
The spelling of 201313013 in words is "two hundred one million, three hundred thirteen thousand, thirteen".
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