Base | Representation |
---|---|
bin | 1001000110111100110010… |
… | …01010101000011011010000 |
3 | 2121220211221021220022001021 |
4 | 10203132121022220123100 |
5 | 10111132421030433240 |
6 | 110333353405245224 |
7 | 4135056061362325 |
oct | 443363112503320 |
9 | 77824837808037 |
10 | 20030002202320 |
11 | 6422749075770 |
12 | 22b5b47263814 |
13 | b23a89c6a386 |
14 | 4d3658abab4c |
15 | 24b05dc9754a |
hex | 1237992a86d0 |
20030002202320 has 160 divisors (see below), whose sum is σ = 51084600376320. Its totient is φ = 7243410309120.
The previous prime is 20030002202293. The next prime is 20030002202411. The reversal of 20030002202320 is 2320220003002.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 20030002202294 and 20030002202303.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138563841 + ... + 138708319.
It is an arithmetic number, because the mean of its divisors is an integer number (319278752352).
Almost surely, 220030002202320 is an apocalyptic number.
20030002202320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20030002202320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25542300188160).
20030002202320 is an abundant number, since it is smaller than the sum of its proper divisors (31054598174000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20030002202320 is a wasteful number, since it uses less digits than its factorization.
20030002202320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145373 (or 145367 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 16.
Adding to 20030002202320 its reverse (2320220003002), we get a palindrome (22350222205322).
The spelling of 20030002202320 in words is "twenty trillion, thirty billion, two million, two hundred two thousand, three hundred twenty".
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