Base | Representation |
---|---|
bin | 110010010001111010010110… |
… | …100100010101111010101101 |
3 | 1001222222010110202222112220101 |
4 | 302101322112210111322231 |
5 | 212441021304322424323 |
6 | 2102151110104151101 |
7 | 64402230101136556 |
oct | 6221722644257255 |
9 | 1058863422875811 |
10 | 221133212311213 |
11 | 64507083467364 |
12 | 20975121468491 |
13 | 9650a070a2327 |
14 | 3c86c9426532d |
15 | 1a872b0530dad |
hex | c91e96915ead |
221133212311213 has 8 divisors (see below), whose sum is σ = 223854121670400. Its totient is φ = 218423341124688.
The previous prime is 221133212311211. The next prime is 221133212311237. The reversal of 221133212311213 is 312113212331122.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 221133212311213 - 21 = 221133212311211 is a prime.
It is a super-3 number, since 3×2211332123112133 (a number of 44 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (221133212311211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2759502853 + ... + 2759582986.
It is an arithmetic number, because the mean of its divisors is an integer number (27981765208800).
Almost surely, 2221133212311213 is an apocalyptic number.
It is an amenable number.
221133212311213 is a deficient number, since it is larger than the sum of its proper divisors (2720909359187).
221133212311213 is a wasteful number, since it uses less digits than its factorization.
221133212311213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5519086331.
The product of its digits is 2592, while the sum is 28.
Adding to 221133212311213 its reverse (312113212331122), we get a palindrome (533246424642335).
The spelling of 221133212311213 in words is "two hundred twenty-one trillion, one hundred thirty-three billion, two hundred twelve million, three hundred eleven thousand, two hundred thirteen".
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