Base | Representation |
---|---|
bin | 10111110101111… |
… | …11000011101101 |
3 | 111221100122220100 |
4 | 23322333003231 |
5 | 402200341023 |
6 | 31502541313 |
7 | 4646034255 |
oct | 1372770355 |
9 | 457318810 |
10 | 200012013 |
11 | a29a0a93 |
12 | 56b97839 |
13 | 3258c906 |
14 | 1c7c6965 |
15 | 1285cc43 |
hex | bebf0ed |
200012013 has 6 divisors (see below), whose sum is σ = 288906254. Its totient is φ = 133341336.
The previous prime is 200012009. The next prime is 200012027. The reversal of 200012013 is 310210002.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 176943204 + 23068809 = 13302^2 + 4803^2 .
It is not a de Polignac number, because 200012013 - 22 = 200012009 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 22223557 = 200012013 / (2 + 0 + 0 + 0 + 1 + 2 + 0 + 1 + 3).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 200011986 and 200012004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (200012003) 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 5 ways as a sum of consecutive naturals, for example, 11111770 + ... + 11111787.
Almost surely, 2200012013 is an apocalyptic number.
It is an amenable number.
200012013 is a deficient number, since it is larger than the sum of its proper divisors (88894241).
200012013 is a wasteful number, since it uses less digits than its factorization.
200012013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22223563 (or 22223560 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 200012013 is about 14142.5603410415. The cubic root of 200012013 is about 584.8152561498.
Adding to 200012013 its reverse (310210002), we get a palindrome (510222015).
The spelling of 200012013 in words is "two hundred million, twelve thousand, thirteen".
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