Base | Representation |
---|---|
bin | 10010110101010101… |
… | …101001011110110101 |
3 | 1221012022200020002000 |
4 | 102311111221132311 |
5 | 312403342021323 |
6 | 13142344205513 |
7 | 1314061015146 |
oct | 226525513665 |
9 | 57168606060 |
10 | 20222220213 |
11 | 8637a09398 |
12 | 3b04469899 |
13 | 1ba3741aa0 |
14 | d9ba0dacd |
15 | 7d5513e43 |
hex | 4b55697b5 |
20222220213 has 128 divisors (see below), whose sum is σ = 33977180160. Its totient is φ = 11806663680.
The previous prime is 20222220191. The next prime is 20222220217. The reversal of 20222220213 is 31202222202.
It is not a de Polignac number, because 20222220213 - 29 = 20222219701 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20222220217) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 121091056 + ... + 121091222.
It is an arithmetic number, because the mean of its divisors is an integer number (265446720).
Almost surely, 220222220213 is an apocalyptic number.
It is an amenable number.
20222220213 is a deficient number, since it is larger than the sum of its proper divisors (13754959947).
20222220213 is a wasteful number, since it uses less digits than its factorization.
20222220213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 416 (or 410 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
Adding to 20222220213 its reverse (31202222202), we get a palindrome (51424442415).
The spelling of 20222220213 in words is "twenty billion, two hundred twenty-two million, two hundred twenty thousand, two hundred thirteen".
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