Base | Representation |
---|---|
bin | 10010101111110111… |
… | …000000110010011101 |
3 | 1220221220201100112201 |
4 | 102233313000302131 |
5 | 312211324200013 |
6 | 13125302131501 |
7 | 1311563516263 |
oct | 225767006235 |
9 | 56856640481 |
10 | 20130303133 |
11 | 85a0038766 |
12 | 3a99720b91 |
13 | 1b8a69b395 |
14 | d8d724433 |
15 | 7cc4093dd |
hex | 4afdc0c9d |
20130303133 has 8 divisors (see below), whose sum is σ = 21025357056. Its totient is φ = 19236901200.
The previous prime is 20130303131. The next prime is 20130303163. The reversal of 20130303133 is 33130303102.
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 20130303133 - 21 = 20130303131 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20130303133.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20130303131) 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, 388053 + ... + 436858.
It is an arithmetic number, because the mean of its divisors is an integer number (2628169632).
Almost surely, 220130303133 is an apocalyptic number.
20130303133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
20130303133 is a deficient number, since it is larger than the sum of its proper divisors (895053923).
20130303133 is a wasteful number, since it uses less digits than its factorization.
20130303133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 825995.
The product of its (nonzero) digits is 486, while the sum is 19.
Adding to 20130303133 its reverse (33130303102), we get a palindrome (53260606235).
The spelling of 20130303133 in words is "twenty billion, one hundred thirty million, three hundred three thousand, one hundred thirty-three".
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