Base | Representation |
---|---|
bin | 100010010001101… |
… | …0111110011011110 |
3 | 2222011011022110200 |
4 | 1010203113303132 |
5 | 4323412420410 |
6 | 310043044330 |
7 | 40333612644 |
oct | 10443276336 |
9 | 2864138420 |
10 | 1150123230 |
11 | 54023a673 |
12 | 2812106a6 |
13 | 1543801b9 |
14 | aca69194 |
15 | 6ae873c0 |
hex | 448d7cde |
1150123230 has 24 divisors (see below), whose sum is σ = 2990320632. Its totient is φ = 306699504.
The previous prime is 1150123223. The next prime is 1150123241. The reversal of 1150123230 is 323210511.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6389484 + ... + 6389663.
It is an arithmetic number, because the mean of its divisors is an integer number (124596693).
Almost surely, 21150123230 is an apocalyptic number.
1150123230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1150123230 is an abundant number, since it is smaller than the sum of its proper divisors (1840197402).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1150123230 is a wasteful number, since it uses less digits than its factorization.
1150123230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12779160 (or 12779157 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 18.
The square root of 1150123230 is about 33913.4667941807. The cubic root of 1150123230 is about 1047.7269740912.
Adding to 1150123230 its reverse (323210511), we get a palindrome (1473333741).
The spelling of 1150123230 in words is "one billion, one hundred fifty million, one hundred twenty-three thousand, two hundred thirty".
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