Base | Representation |
---|---|
bin | 111011111011111… |
… | …1001101111011100 |
3 | 12012011022122201200 |
4 | 1313313321233130 |
5 | 13104323040012 |
6 | 531321435500 |
7 | 100560302025 |
oct | 16767715734 |
9 | 5164278650 |
10 | 2011143132 |
11 | 942268669 |
12 | 48163bb90 |
13 | 26087932b |
14 | 151159c4c |
15 | bb8643dc |
hex | 77df9bdc |
2011143132 has 36 divisors (see below), whose sum is σ = 5148081120. Its totient is φ = 661894272.
The previous prime is 2011143131. The next prime is 2011143139. The reversal of 2011143132 is 2313411102.
2011143132 is a `hidden beast` number, since 201 + 1 + 1 + 431 + 32 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2011143131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 350733 + ... + 356420.
Almost surely, 22011143132 is an apocalyptic number.
It is an amenable number.
2011143132 is an abundant number, since it is smaller than the sum of its proper divisors (3136937988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2011143132 is a wasteful number, since it uses less digits than its factorization.
2011143132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 707242 (or 707237 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 2011143132 is about 44845.7705029136. The cubic root of 2011143132 is about 1262.2566287347.
Adding to 2011143132 its reverse (2313411102), we get a palindrome (4324554234).
The spelling of 2011143132 in words is "two billion, eleven million, one hundred forty-three thousand, one hundred thirty-two".
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