Base | Representation |
---|---|
bin | 10010101000000111… |
… | …001000111101101101 |
3 | 1220121212010011212122 |
4 | 102220013020331231 |
5 | 311430040010242 |
6 | 13104340042325 |
7 | 1305424600004 |
oct | 225007107555 |
9 | 56555104778 |
10 | 20000313197 |
11 | 8533723367 |
12 | 3a620933a5 |
13 | 1b69787367 |
14 | d7a367c3b |
15 | 7c0ccdad2 |
hex | 4a81c8f6d |
20000313197 has 8 divisors (see below), whose sum is σ = 21566448960. Its totient is φ = 18485526240.
The previous prime is 20000313163. The next prime is 20000313199. The reversal of 20000313197 is 79131300002.
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 20000313197 - 26 = 20000313133 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 (20000313199) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12836393 + ... + 12837950.
It is an arithmetic number, because the mean of its divisors is an integer number (2695806120).
Almost surely, 220000313197 is an apocalyptic number.
It is an amenable number.
20000313197 is a deficient number, since it is larger than the sum of its proper divisors (1566135763).
20000313197 is a wasteful number, since it uses less digits than its factorization.
20000313197 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25674403.
The product of its (nonzero) digits is 1134, while the sum is 26.
Adding to 20000313197 its reverse (79131300002), we get a palindrome (99131613199).
The spelling of 20000313197 in words is "twenty billion, three hundred thirteen thousand, one hundred ninety-seven".
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