Base | Representation |
---|---|
bin | 10111111000011… |
… | …11111110000111 |
3 | 111221222111112002 |
4 | 23330033332013 |
5 | 402241442211 |
6 | 31514015515 |
7 | 4651614431 |
oct | 1374177607 |
9 | 457874462 |
10 | 200343431 |
11 | a30a7a92 |
12 | 5711759b |
13 | 32677712 |
14 | 1c871651 |
15 | 128c603b |
hex | bf0ff87 |
200343431 has 8 divisors (see below), whose sum is σ = 201643344. Its totient is φ = 199048000.
The previous prime is 200343427. The next prime is 200343433. The reversal of 200343431 is 134343002.
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 200343431 - 22 = 200343427 is a prime.
It is a super-2 number, since 2×2003434312 = 80274980689703522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (200343433) 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, 139091 + ... + 140523.
It is an arithmetic number, because the mean of its divisors is an integer number (25205418).
Almost surely, 2200343431 is an apocalyptic number.
200343431 is a deficient number, since it is larger than the sum of its proper divisors (1299913).
200343431 is a wasteful number, since it uses less digits than its factorization.
200343431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2241.
The product of its (nonzero) digits is 864, while the sum is 20.
The square root of 200343431 is about 14154.2725351747. The cubic root of 200343431 is about 585.1380890077.
Adding to 200343431 its reverse (134343002), we get a palindrome (334686433).
The spelling of 200343431 in words is "two hundred million, three hundred forty-three thousand, four hundred thirty-one".
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