Base | Representation |
---|---|
bin | 1001001100010000001100… |
… | …01100110000010110001110 |
3 | 2122120021021101000200201122 |
4 | 10212020012030300112032 |
5 | 10122124111321231110 |
6 | 110553210555240542 |
7 | 4154166441102335 |
oct | 446100614602616 |
9 | 78507241020648 |
10 | 20212220102030 |
11 | 6492a55352810 |
12 | 232531b749152 |
13 | b3800923c6c8 |
14 | 4dc3c3292d1c |
15 | 250b76056255 |
hex | 12620633058e |
20212220102030 has 64 divisors (see below), whose sum is σ = 40062343599360. Its totient is φ = 7280850662400.
The previous prime is 20212220102023. The next prime is 20212220102047. The reversal of 20212220102030 is 3020102221202.
It is a super-2 number, since 2×202122201020302 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
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 31 ways as a sum of consecutive naturals, for example, 408641441 + ... + 408690899.
It is an arithmetic number, because the mean of its divisors is an integer number (625974118740).
Almost surely, 220212220102030 is an apocalyptic number.
20212220102030 is a deficient number, since it is larger than the sum of its proper divisors (19850123497330).
20212220102030 is a wasteful number, since it uses less digits than its factorization.
20212220102030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84305.
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 20212220102030 its reverse (3020102221202), we get a palindrome (23232322323232).
The spelling of 20212220102030 in words is "twenty trillion, two hundred twelve billion, two hundred twenty million, one hundred two thousand, thirty".
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