Base | Representation |
---|---|
bin | 10001111101000… |
… | …010000101101101 |
3 | 202222210011012111 |
4 | 101331002011231 |
5 | 1104102241023 |
6 | 45520004021 |
7 | 10315155064 |
oct | 2175020555 |
9 | 688704174 |
10 | 301212013 |
11 | 145032053 |
12 | 84a60611 |
13 | 4a53367b |
14 | 2c00b1db |
15 | 1b69d00d |
hex | 11f4216d |
301212013 has 2 divisors, whose sum is σ = 301212014. Its totient is φ = 301212012.
The previous prime is 301212011. The next prime is 301212097. The reversal of 301212013 is 310212103.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 287573764 + 13638249 = 16958^2 + 3693^2 .
It is a cyclic number.
It is not a de Polignac number, because 301212013 - 21 = 301212011 is a prime.
Together with 301212011, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 301211984 and 301212002.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (301212011) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150606006 + 150606007.
It is an arithmetic number, because the mean of its divisors is an integer number (150606007).
Almost surely, 2301212013 is an apocalyptic number.
It is an amenable number.
301212013 is a deficient number, since it is larger than the sum of its proper divisors (1).
301212013 is an equidigital number, since it uses as much as digits as its factorization.
301212013 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 301212013 is about 17355.4606104246. The cubic root of 301212013 is about 670.3332514586. Note that the first 3 decimals are identical.
Adding to 301212013 its reverse (310212103), we get a palindrome (611424116).
The spelling of 301212013 in words is "three hundred one million, two hundred twelve thousand, thirteen".
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