Base | Representation |
---|---|
bin | 1011100110101110… |
… | …0101110101010001 |
3 | 22001002211011122102 |
4 | 2321223211311101 |
5 | 22334443241423 |
6 | 1233041450145 |
7 | 140124603026 |
oct | 27153456521 |
9 | 8032734572 |
10 | 3115212113 |
11 | 1359501a72 |
12 | 72b340955 |
13 | 3a85230a0 |
14 | 217a3754d |
15 | 133750c28 |
hex | b9ae5d51 |
3115212113 has 8 divisors (see below), whose sum is σ = 3356269056. Its totient is φ = 2874358800.
The previous prime is 3115212109. The next prime is 3115212143. The reversal of 3115212113 is 3112125113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3115212113 - 22 = 3115212109 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (3115212143) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18353 + ... + 81038.
It is an arithmetic number, because the mean of its divisors is an integer number (419533632).
Almost surely, 23115212113 is an apocalyptic number.
It is an amenable number.
3115212113 is a deficient number, since it is larger than the sum of its proper divisors (241056943).
3115212113 is a wasteful number, since it uses less digits than its factorization.
3115212113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101815.
The product of its digits is 180, while the sum is 20.
The square root of 3115212113 is about 55814.0852563222. The cubic root of 3115212113 is about 1460.4808750944.
Adding to 3115212113 its reverse (3112125113), we get a palindrome (6227337226).
The spelling of 3115212113 in words is "three billion, one hundred fifteen million, two hundred twelve thousand, one hundred thirteen".
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