Base | Representation |
---|---|
bin | 111111011110101… |
… | …0110010001001101 |
3 | 12111102222210002012 |
4 | 1332331112101031 |
5 | 13330240324323 |
6 | 551205311005 |
7 | 103532540141 |
oct | 17675262115 |
9 | 5442883065 |
10 | 2130011213 |
11 | 9a3376a50 |
12 | 4b5405465 |
13 | 27c397c85 |
14 | 162c5d221 |
15 | c6ee4678 |
hex | 7ef5644d |
2130011213 has 8 divisors (see below), whose sum is σ = 2380323456. Its totient is φ = 1889144800.
The previous prime is 2130011201. The next prime is 2130011231. The reversal of 2130011213 is 3121100312.
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 2130011213 - 24 = 2130011197 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130011293) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2360981 + ... + 2361882.
It is an arithmetic number, because the mean of its divisors is an integer number (297540432).
Almost surely, 22130011213 is an apocalyptic number.
It is an amenable number.
2130011213 is a deficient number, since it is larger than the sum of its proper divisors (250312243).
2130011213 is a wasteful number, since it uses less digits than its factorization.
2130011213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4722915.
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 2130011213 is about 46152.0445159258. The cubic root of 2130011213 is about 1286.6506089957.
Adding to 2130011213 its reverse (3121100312), we get a palindrome (5251111525).
The spelling of 2130011213 in words is "two billion, one hundred thirty million, eleven thousand, two hundred thirteen".
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