Base | Representation |
---|---|
bin | 10010111010100101… |
… | …110000101011001100 |
3 | 1221102110110200001200 |
4 | 102322211300223030 |
5 | 313043421030220 |
6 | 13155212505500 |
7 | 1316210646156 |
oct | 227245605314 |
9 | 57373420050 |
10 | 20310330060 |
11 | 8682719649 |
12 | 3b29a7b290 |
13 | 1bb8a815a7 |
14 | da95c7ad6 |
15 | 7dd11a890 |
hex | 4ba970acc |
20310330060 has 144 divisors (see below), whose sum is σ = 65287404000. Its totient is φ = 5096466432.
The previous prime is 20310330059. The next prime is 20310330149. The reversal of 20310330060 is 6003301302.
It is a happy number.
20310330060 is a `hidden beast` number, since 20 + 310 + 330 + 0 + 6 + 0 = 666.
It is a super-2 number, since 2×203103300602 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 489652 + ... + 529508.
It is an arithmetic number, because the mean of its divisors is an integer number (453384750).
Almost surely, 220310330060 is an apocalyptic number.
20310330060 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 20310330060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32643702000).
20310330060 is an abundant number, since it is smaller than the sum of its proper divisors (44977073940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20310330060 is a wasteful number, since it uses less digits than its factorization.
20310330060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40040 (or 40035 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 20310330060 its reverse (6003301302), we get a palindrome (26313631362).
The spelling of 20310330060 in words is "twenty billion, three hundred ten million, three hundred thirty thousand, sixty".
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