Base | Representation |
---|---|
bin | 100010000000110… |
… | …0001110010000101 |
3 | 2221112110120100011 |
4 | 1010001201302011 |
5 | 4314130014310 |
6 | 305124550221 |
7 | 40165321663 |
oct | 10401416205 |
9 | 2845416304 |
10 | 1141251205 |
11 | 53622aa16 |
12 | 27a252371 |
13 | 152594b93 |
14 | ab7d9c33 |
15 | 6a2d378a |
hex | 44061c85 |
1141251205 has 16 divisors (see below), whose sum is σ = 1423070208. Its totient is φ = 877680000.
The previous prime is 1141251203. The next prime is 1141251229. The reversal of 1141251205 is 5021521411.
It is not a de Polignac number, because 1141251205 - 21 = 1141251203 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 (1141251203) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 976 + ... + 47785.
It is an arithmetic number, because the mean of its divisors is an integer number (88941888).
Almost surely, 21141251205 is an apocalyptic number.
It is an amenable number.
1141251205 is a deficient number, since it is larger than the sum of its proper divisors (281819003).
1141251205 is a wasteful number, since it uses less digits than its factorization.
1141251205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48948.
The product of its (nonzero) digits is 400, while the sum is 22.
The square root of 1141251205 is about 33782.4096979478. The cubic root of 1141251205 is about 1045.0259694560.
Adding to 1141251205 its reverse (5021521411), we get a palindrome (6162772616).
The spelling of 1141251205 in words is "one billion, one hundred forty-one million, two hundred fifty-one thousand, two hundred five".
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