Base | Representation |
---|---|
bin | 1001001001100110100000… |
… | …01101011100100011010100 |
3 | 2122020120010110010000121112 |
4 | 10210303100031130203110 |
5 | 10114131023210001322 |
6 | 110443303120034152 |
7 | 4144463053030010 |
oct | 444632015344324 |
9 | 78216113100545 |
10 | 20121120000212 |
11 | 6458356757970 |
12 | 230b736462958 |
13 | b2c54b53230a |
14 | 4d7c2022b540 |
15 | 24d5e33235e2 |
hex | 124cd035c8d4 |
20121120000212 has 96 divisors (see below), whose sum is σ = 43981164428544. Its totient is φ = 7825026585600.
The previous prime is 20121120000199. The next prime is 20121120000337. The reversal of 20121120000212 is 21200002112102.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 460194512 + ... + 460238232.
It is an arithmetic number, because the mean of its divisors is an integer number (458137129464).
Almost surely, 220121120000212 is an apocalyptic number.
20121120000212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
20121120000212 is an abundant number, since it is smaller than the sum of its proper divisors (23860044428332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20121120000212 is a wasteful number, since it uses less digits than its factorization.
20121120000212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46449 (or 46447 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20121120000212 its reverse (21200002112102), we get a palindrome (41321122112314).
The spelling of 20121120000212 in words is "twenty trillion, one hundred twenty-one billion, one hundred twenty million, two hundred twelve", and thus it is an aban number.
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