Base | Representation |
---|---|
bin | 1001000110001010111000… |
… | …11010101101011001010110 |
3 | 2121211021210022200010120101 |
4 | 10203011130122231121112 |
5 | 10110213040034444110 |
6 | 110313203240124314 |
7 | 4133120161551511 |
oct | 443053432553126 |
9 | 77737708603511 |
10 | 20003213203030 |
11 | 6412351409032 |
12 | 22b090b76669a |
13 | b213aabc5cc5 |
14 | 4d2236cc1d78 |
15 | 24a4e1ee113a |
hex | 12315c6ad656 |
20003213203030 has 32 divisors (see below), whose sum is σ = 36063010252800. Its totient is φ = 7988571219552.
The previous prime is 20003213202989. The next prime is 20003213203037. The reversal of 20003213203030 is 3030231230002.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 20003213202989 and 20003213203007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20003213203037) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55683531 + ... + 56041609.
It is an arithmetic number, because the mean of its divisors is an integer number (1126969070400).
Almost surely, 220003213203030 is an apocalyptic number.
20003213203030 is a deficient number, since it is larger than the sum of its proper divisors (16059797049770).
20003213203030 is a wasteful number, since it uses less digits than its factorization.
20003213203030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 366948.
The product of its (nonzero) digits is 648, while the sum is 19.
Adding to 20003213203030 its reverse (3030231230002), we get a palindrome (23033444433032).
The spelling of 20003213203030 in words is "twenty trillion, three billion, two hundred thirteen million, two hundred three thousand, thirty".
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