Base | Representation |
---|---|
bin | 110001001010100111111011… |
… | …001101111100111111110100 |
3 | 1001100121210122011120201101210 |
4 | 301022213323031330333310 |
5 | 211320240413333143202 |
6 | 2043520404054521420 |
7 | 63355262414211252 |
oct | 6112477315747764 |
9 | 1040553564521353 |
10 | 216234343256052 |
11 | 62998519606560 |
12 | 203037b8066270 |
13 | 9386a70c14534 |
14 | 3b57b25c155d2 |
15 | 19eeb41493c6c |
hex | c4a9fb37cff4 |
216234343256052 has 192 divisors, whose sum is σ = 592347318571008. Its totient is φ = 60667902720000.
The previous prime is 216234343255951. The next prime is 216234343256077. The reversal of 216234343256052 is 250652343432612.
It is a super-2 number, since 2×2162343432560522 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 216234343255992 and 216234343256010.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31803102 + ... + 37998762.
It is an arithmetic number, because the mean of its divisors is an integer number (3085142284224).
Almost surely, 2216234343256052 is an apocalyptic number.
216234343256052 is a gapful number since it is divisible by the number (22) 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 216234343256052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296173659285504).
216234343256052 is an abundant number, since it is smaller than the sum of its proper divisors (376112975314956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
216234343256052 is a wasteful number, since it uses less digits than its factorization.
216234343256052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6195950 (or 6195948 counting only the distinct ones).
The product of its (nonzero) digits is 6220800, while the sum is 48.
Adding to 216234343256052 its reverse (250652343432612), we get a palindrome (466886686688664).
It can be divided in two parts, 2162343432560 and 52, that added together give a palindrome (2162343432612).
The spelling of 216234343256052 in words is "two hundred sixteen trillion, two hundred thirty-four billion, three hundred forty-three million, two hundred fifty-six thousand, fifty-two".
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