Base | Representation |
---|---|
bin | 100001000111000… |
… | …1101011001001101 |
3 | 2212102120201110212 |
4 | 1002032031121031 |
5 | 4233410134013 |
6 | 302125012205 |
7 | 36350344445 |
oct | 10216153115 |
9 | 2772521425 |
10 | 1111021133 |
11 | 520162692 |
12 | 2700b4065 |
13 | 14923c271 |
14 | a77ab125 |
15 | 678116a8 |
hex | 4238d64d |
1111021133 has 8 divisors (see below), whose sum is σ = 1120158816. Its totient is φ = 1101920400.
The previous prime is 1111021127. The next prime is 1111021169. The reversal of 1111021133 is 3311201111.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1111021133 - 214 = 1111004749 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1111021103) 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, 52838 + ... + 70808.
It is an arithmetic number, because the mean of its divisors is an integer number (140019852).
Almost surely, 21111021133 is an apocalyptic number.
It is an amenable number.
1111021133 is a deficient number, since it is larger than the sum of its proper divisors (9137683).
1111021133 is a wasteful number, since it uses less digits than its factorization.
1111021133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18475.
The product of its (nonzero) digits is 18, while the sum is 14.
The square root of 1111021133 is about 33331.9836343414. The cubic root of 1111021133 is about 1035.7162096054.
Adding to 1111021133 its reverse (3311201111), we get a palindrome (4422222244).
The spelling of 1111021133 in words is "one billion, one hundred eleven million, twenty-one thousand, one hundred thirty-three".
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