Base | Representation |
---|---|
bin | 111011111011110… |
… | …1000100001100011 |
3 | 12012011012001222210 |
4 | 1313313220201203 |
5 | 13104313310421 |
6 | 531320133203 |
7 | 100556556312 |
oct | 16767504143 |
9 | 5164161883 |
10 | 2011072611 |
11 | 94221a689 |
12 | 481607203 |
13 | 2608531c2 |
14 | 15113c279 |
15 | bb84d576 |
hex | 77de8863 |
2011072611 has 8 divisors (see below), whose sum is σ = 2681645824. Its totient is φ = 1340607240.
The previous prime is 2011072601. The next prime is 2011072619. The reversal of 2011072611 is 1162701102.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2011072611 - 223 = 2002684003 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2011072619) 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, 41106 + ... + 75576.
It is an arithmetic number, because the mean of its divisors is an integer number (335205728).
Almost surely, 22011072611 is an apocalyptic number.
2011072611 is a deficient number, since it is larger than the sum of its proper divisors (670573213).
2011072611 is a wasteful number, since it uses less digits than its factorization.
2011072611 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53921.
The product of its (nonzero) digits is 168, while the sum is 21.
The square root of 2011072611 is about 44844.9842345830. The cubic root of 2011072611 is about 1262.2418748303.
Adding to 2011072611 its reverse (1162701102), we get a palindrome (3173773713).
The spelling of 2011072611 in words is "two billion, eleven million, seventy-two thousand, six hundred eleven".
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