Base | Representation |
---|---|
bin | 1001001111101110010000… |
… | …11100011010101000110110 |
3 | 2122222200000020010201201202 |
4 | 10213313020130122220312 |
5 | 10131102243413314220 |
6 | 111124045214052502 |
7 | 4165620053643302 |
oct | 447671034325066 |
9 | 78880006121652 |
10 | 20331443104310 |
11 | 6529575657a58 |
12 | 23444531aa132 |
13 | b463294689c0 |
14 | 50409333ad02 |
15 | 253d02bca275 |
hex | 127dc871aa36 |
20331443104310 has 128 divisors (see below), whose sum is σ = 42247052064000. Its totient is φ = 6978172944384.
The previous prime is 20331443104307. The next prime is 20331443104459. The reversal of 20331443104310 is 1340134413302.
It is a happy number.
It is a super-2 number, since 2×203314431043102 (a number of 27 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 104300816 + ... + 104495564.
It is an arithmetic number, because the mean of its divisors is an integer number (330055094250).
Almost surely, 220331443104310 is an apocalyptic number.
20331443104310 is an abundant number, since it is smaller than the sum of its proper divisors (21915608959690).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20331443104310 is a wasteful number, since it uses less digits than its factorization.
20331443104310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 195370.
The product of its (nonzero) digits is 10368, while the sum is 29.
Adding to 20331443104310 its reverse (1340134413302), we get a palindrome (21671577517612).
The spelling of 20331443104310 in words is "twenty trillion, three hundred thirty-one billion, four hundred forty-three million, one hundred four thousand, three hundred ten".
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