Base | Representation |
---|---|
bin | 1001001110111001111000… |
… | …10011101011111110101111 |
3 | 2122212222102102200212211112 |
4 | 10213130330103223332233 |
5 | 10130122200440431111 |
6 | 111103114545342235 |
7 | 4163603152136411 |
oct | 447347423537657 |
9 | 78788372625745 |
10 | 20303322202031 |
11 | 6518655092950 |
12 | 233ab0563797b |
13 | b4379749945b |
14 | 5029866b89b1 |
15 | 253209030e8b |
hex | 12773c4ebfaf |
20303322202031 has 16 divisors (see below), whose sum is σ = 22267250362368. Its totient is φ = 18359108476800.
The previous prime is 20303322202013. The next prime is 20303322202091. The reversal of 20303322202031 is 13020222330302.
It is a cyclic number.
It is not a de Polignac number, because 20303322202031 - 214 = 20303322185647 is a prime.
It is a super-2 number, since 2×203033222020312 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20303322201988 and 20303322202006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20303322202091) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20941460 + ... + 21889526.
It is an arithmetic number, because the mean of its divisors is an integer number (1391703147648).
Almost surely, 220303322202031 is an apocalyptic number.
20303322202031 is a deficient number, since it is larger than the sum of its proper divisors (1963928160337).
20303322202031 is a wasteful number, since it uses less digits than its factorization.
20303322202031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 958462.
The product of its (nonzero) digits is 2592, while the sum is 23.
Adding to 20303322202031 its reverse (13020222330302), we get a palindrome (33323544532333).
The spelling of 20303322202031 in words is "twenty trillion, three hundred three billion, three hundred twenty-two million, two hundred two thousand, thirty-one".
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