Base | Representation |
---|---|
bin | 1001001001010110000101… |
… | …01011010101110010011011 |
3 | 2122012201100222102002012201 |
4 | 10210223002223111302123 |
5 | 10114004444033134321 |
6 | 110435244153351031 |
7 | 4144031421655612 |
oct | 444530253256233 |
9 | 78181328362181 |
10 | 20112303021211 |
11 | 6454641802065 |
12 | 2309a95708477 |
13 | b2b774972c8b |
14 | 4d7625258879 |
15 | 24d27924a291 |
hex | 124ac2ad5c9b |
20112303021211 has 8 divisors (see below), whose sum is σ = 20328483938400. Its totient is φ = 19896697820160.
The previous prime is 20112303021121. The next prime is 20112303021337. The reversal of 20112303021211 is 11212030321102.
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 20112303021211 - 229 = 20111766150299 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20112303021911) 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, 143858791 + ... + 143998528.
It is an arithmetic number, because the mean of its divisors is an integer number (2541060492300).
Almost surely, 220112303021211 is an apocalyptic number.
20112303021211 is a deficient number, since it is larger than the sum of its proper divisors (216180917189).
20112303021211 is a wasteful number, since it uses less digits than its factorization.
20112303021211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 287858069.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 20112303021211 its reverse (11212030321102), we get a palindrome (31324333342313).
The spelling of 20112303021211 in words is "twenty trillion, one hundred twelve billion, three hundred three million, twenty-one thousand, two hundred eleven".
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