Base | Representation |
---|---|
bin | 1111100000000… |
… | …00001100110011 |
3 | 100001122220201201 |
4 | 13300000030303 |
5 | 231241233433 |
6 | 20522512031 |
7 | 3136121266 |
oct | 760001463 |
9 | 301586651 |
10 | 130024243 |
11 | 67439158 |
12 | 37665617 |
13 | 20c2682b |
14 | 133a8cdd |
15 | b635a7d |
hex | 7c00333 |
130024243 has 4 divisors (see below), whose sum is σ = 133195608. Its totient is φ = 126852880.
The previous prime is 130024229. The next prime is 130024291. The reversal of 130024243 is 342420031.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-130024243 is a prime.
It is a Duffinian number.
It is a zygodrome in base 2.
It is a self number, because there is not a number n which added to its sum of digits gives 130024243.
It is not an unprimeable number, because it can be changed into a prime (130024343) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1585621 + ... + 1585702.
It is an arithmetic number, because the mean of its divisors is an integer number (33298902).
Almost surely, 2130024243 is an apocalyptic number.
130024243 is a deficient number, since it is larger than the sum of its proper divisors (3171365).
130024243 is an equidigital number, since it uses as much as digits as its factorization.
130024243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3171364.
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 130024243 is about 11402.8173273099. The cubic root of 130024243 is about 506.6111897265.
Adding to 130024243 its reverse (342420031), we get a palindrome (472444274).
The spelling of 130024243 in words is "one hundred thirty million, twenty-four thousand, two hundred forty-three".
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