Base | Representation |
---|---|
bin | 10010101001010010… |
… | …101010101111000011 |
3 | 1220200020101002011121 |
4 | 102221102222233003 |
5 | 312000122043243 |
6 | 13110324253111 |
7 | 1306055101261 |
oct | 225122525703 |
9 | 56606332147 |
10 | 20020112323 |
11 | 8543916782 |
12 | 3a68841197 |
13 | 1b708ca213 |
14 | d7cc3d431 |
15 | 7c28e01ed |
hex | 4a94aabc3 |
20020112323 has 8 divisors (see below), whose sum is σ = 20431409760. Its totient is φ = 19612407360.
The previous prime is 20020112317. The next prime is 20020112327. The reversal of 20020112323 is 32321102002.
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 20020112323 - 25 = 20020112291 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20020112297 and 20020112306.
It is not an unprimeable number, because it can be changed into a prime (20020112327) 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, 886858 + ... + 909151.
It is an arithmetic number, because the mean of its divisors is an integer number (2553926220).
Almost surely, 220020112323 is an apocalyptic number.
20020112323 is a deficient number, since it is larger than the sum of its proper divisors (411297437).
20020112323 is a wasteful number, since it uses less digits than its factorization.
20020112323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1796237.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 20020112323 its reverse (32321102002), we get a palindrome (52341214325).
The spelling of 20020112323 in words is "twenty billion, twenty million, one hundred twelve thousand, three hundred twenty-three".
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