Base | Representation |
---|---|
bin | 111011111101100… |
… | …1101101001011100 |
3 | 12012012221202100122 |
4 | 1313323031221130 |
5 | 13110033323400 |
6 | 531352214112 |
7 | 100600545401 |
oct | 16773155134 |
9 | 5165852318 |
10 | 2012011100 |
11 | 9428007a0 |
12 | 48199a338 |
13 | 260ac1418 |
14 | 1513042a8 |
15 | bb986685 |
hex | 77ecda5c |
2012011100 has 72 divisors (see below), whose sum is σ = 4797609600. Its totient is φ = 726321600.
The previous prime is 2012011093. The next prime is 2012011121. The reversal of 2012011100 is 11102102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146321 + ... + 159479.
Almost surely, 22012011100 is an apocalyptic number.
2012011100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2012011100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2398804800).
2012011100 is an abundant number, since it is smaller than the sum of its proper divisors (2785598500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2012011100 is a wasteful number, since it uses less digits than its factorization.
2012011100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13323 (or 13316 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 8.
The square root of 2012011100 is about 44855.4467149754. The cubic root of 2012011100 is about 1262.4381906151.
Adding to 2012011100 its reverse (11102102), we get a palindrome (2023113202).
The spelling of 2012011100 in words is "two billion, twelve million, eleven thousand, one hundred".
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