Base | Representation |
---|---|
bin | 1001001001110111011110… |
… | …11010000000011110111101 |
3 | 2122021102122120102201002002 |
4 | 10210323233122000132331 |
5 | 10114303204212241110 |
6 | 110451411310112045 |
7 | 4145234643004364 |
oct | 444735732003675 |
9 | 78242576381062 |
10 | 20130233321405 |
11 | 6461202a08a79 |
12 | 231145a4ab625 |
13 | b3037160b56c |
14 | 4d84467007db |
15 | 24d978436aa5 |
hex | 124eef6807bd |
20130233321405 has 8 divisors (see below), whose sum is σ = 24304478023392. Its totient is φ = 16005387965328.
The previous prime is 20130233321327. The next prime is 20130233321411. The reversal of 20130233321405 is 50412333203102.
It is a happy number.
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-20130233321405 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12349835579 + ... + 12349837208.
It is an arithmetic number, because the mean of its divisors is an integer number (3038059752924).
Almost surely, 220130233321405 is an apocalyptic number.
It is an amenable number.
20130233321405 is a deficient number, since it is larger than the sum of its proper divisors (4174244701987).
20130233321405 is a wasteful number, since it uses less digits than its factorization.
20130233321405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24699672955.
The product of its (nonzero) digits is 12960, while the sum is 29.
Adding to 20130233321405 its reverse (50412333203102), we get a palindrome (70542566524507).
The spelling of 20130233321405 in words is "twenty trillion, one hundred thirty billion, two hundred thirty-three million, three hundred twenty-one thousand, four hundred five".
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