Base | Representation |
---|---|
bin | 100010001000111… |
… | …1001101000101110 |
3 | 2221211112121212110 |
4 | 1010101321220232 |
5 | 4321224340324 |
6 | 305400544450 |
7 | 40246646064 |
oct | 10421715056 |
9 | 2854477773 |
10 | 1145543214 |
11 | 5386a1632 |
12 | 27b782126 |
13 | 15343862a |
14 | ac1d6034 |
15 | 6a880329 |
hex | 44479a2e |
1145543214 has 16 divisors (see below), whose sum is σ = 2292388560. Its totient is φ = 381630720.
The previous prime is 1145543209. The next prime is 1145543227. The reversal of 1145543214 is 4123455411.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42627 + ... + 64094.
It is an arithmetic number, because the mean of its divisors is an integer number (143274285).
Almost surely, 21145543214 is an apocalyptic number.
1145543214 is an abundant number, since it is smaller than the sum of its proper divisors (1146845346).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1145543214 is a wasteful number, since it uses less digits than its factorization.
1145543214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108515.
The product of its digits is 9600, while the sum is 30.
The square root of 1145543214 is about 33845.8744014688. The cubic root of 1145543214 is about 1046.3343725645.
Adding to 1145543214 its reverse (4123455411), we get a palindrome (5268998625).
The spelling of 1145543214 in words is "one billion, one hundred forty-five million, five hundred forty-three thousand, two hundred fourteen".
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