Base | Representation |
---|---|
bin | 1001001001100100011100… |
… | …01010110001001101000000 |
3 | 2122020110021020012212221212 |
4 | 10210302032022301031000 |
5 | 10114121241033031422 |
6 | 110443001135505252 |
7 | 4144423440142601 |
oct | 444621612611500 |
9 | 78213236185855 |
10 | 20120012002112 |
11 | 645793827a560 |
12 | 230b487388228 |
13 | b2c402b11039 |
14 | 4d7b57009da8 |
15 | 24d57ae0c9e2 |
hex | 124c8e2b1340 |
20120012002112 has 56 divisors (see below), whose sum is σ = 43672023940512. Its totient is φ = 9120941222400.
The previous prime is 20120012002087. The next prime is 20120012002151. The reversal of 20120012002112 is 21120021002102.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38047814 + ... + 38572997.
Almost surely, 220120012002112 is an apocalyptic number.
20120012002112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
20120012002112 is an abundant number, since it is smaller than the sum of its proper divisors (23552011938400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20120012002112 is a wasteful number, since it uses less digits than its factorization.
20120012002112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76621207 (or 76621197 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20120012002112 its reverse (21120021002102), we get a palindrome (41240033004214).
The spelling of 20120012002112 in words is "twenty trillion, one hundred twenty billion, twelve million, two thousand, one hundred twelve".
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