Base | Representation |
---|---|
bin | 1001101011111010111101… |
… | …10011010100101000010101 |
3 | 2210102021212212001000211001 |
4 | 10311331132303110220111 |
5 | 10242441040313124023 |
6 | 113145123230143301 |
7 | 4325620055002540 |
oct | 465753663245025 |
9 | 83367785030731 |
10 | 21300333333013 |
11 | 6872469960259 |
12 | 2480192651b31 |
13 | bb67c747a037 |
14 | 538d27bb5857 |
15 | 26e10d1a16ad |
hex | 135f5ecd4a15 |
21300333333013 has 8 divisors (see below), whose sum is σ = 24343297070400. Its totient is φ = 18257384339520.
The previous prime is 21300333332963. The next prime is 21300333333101. The reversal of 21300333333013 is 31033333300312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-21300333333013 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21300333339013) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394228 + ... + 6538813.
It is an arithmetic number, because the mean of its divisors is an integer number (3042912133800).
Almost surely, 221300333333013 is an apocalyptic number.
It is an amenable number.
21300333333013 is a deficient number, since it is larger than the sum of its proper divisors (3042963737387).
21300333333013 is an equidigital number, since it uses as much as digits as its factorization.
21300333333013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7371947.
The product of its (nonzero) digits is 13122, while the sum is 28.
Adding to 21300333333013 its reverse (31033333300312), we get a palindrome (52333666633325).
The spelling of 21300333333013 in words is "twenty-one trillion, three hundred billion, three hundred thirty-three million, three hundred thirty-three thousand, thirteen".
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