Base | Representation |
---|---|
bin | 110000011110111010110110… |
… | …001001000111010111100000 |
3 | 1000221222200111011120020002200 |
4 | 300132322312021013113200 |
5 | 210422034043032020000 |
6 | 2033300545313213200 |
7 | 62625301004500242 |
oct | 6036726611072740 |
9 | 1027880434506080 |
10 | 213231002220000 |
11 | 61a3a83a917a66 |
12 | 1bab971b261200 |
13 | 91c979c16502b |
14 | 3a92615300092 |
15 | 199b963793500 |
hex | c1eeb62475e0 |
213231002220000 has 2160 divisors, whose sum is σ = 841967663977440. Its totient is φ = 51070086144000.
The previous prime is 213231002219999. The next prime is 213231002220017. The reversal of 213231002220000 is 22200132312.
213231002220000 is a `hidden beast` number, since 2 + 132 + 310 + 0 + 2 + 220 + 0 + 0 + 0 = 666.
213231002220000 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 359 ways as a sum of consecutive naturals, for example, 102171058957 + ... + 102171061043.
It is an arithmetic number, because the mean of its divisors is an integer number (389799844434).
Almost surely, 2213231002220000 is an apocalyptic number.
213231002220000 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 213231002220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (420983831988720).
213231002220000 is an abundant number, since it is smaller than the sum of its proper divisors (628736661757440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213231002220000 is a wasteful number, since it uses less digits than its factorization.
213231002220000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2235 (or 2186 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 213231002220000 its reverse (22200132312), we get a palindrome (213253202352312).
The spelling of 213231002220000 in words is "two hundred thirteen trillion, two hundred thirty-one billion, two million, two hundred twenty thousand".
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