Base | Representation |
---|---|
bin | 1111011111110… |
… | …11000011000101 |
3 | 100001121211210011 |
4 | 13233323003011 |
5 | 231240100031 |
6 | 20522230221 |
7 | 3136002622 |
oct | 757730305 |
9 | 301554704 |
10 | 130003141 |
11 | 67424314 |
12 | 37655371 |
13 | 20c1a048 |
14 | 133a1349 |
15 | b62e6b1 |
hex | 7bfb0c5 |
130003141 has 4 divisors (see below), whose sum is σ = 130426912. Its totient is φ = 129579372.
The previous prime is 130003129. The next prime is 130003177. The reversal of 130003141 is 141300031.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 141300031 = 2711 ⋅52121.
It is a cyclic number.
It is not a de Polignac number, because 130003141 - 29 = 130002629 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 (130003121) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 211425 + ... + 212038.
It is an arithmetic number, because the mean of its divisors is an integer number (32606728).
Almost surely, 2130003141 is an apocalyptic number.
It is an amenable number.
130003141 is a deficient number, since it is larger than the sum of its proper divisors (423771).
130003141 is an equidigital number, since it uses as much as digits as its factorization.
130003141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 423770.
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 130003141 is about 11401.8919921213. The cubic root of 130003141 is about 506.5837817922.
Adding to 130003141 its reverse (141300031), we get a palindrome (271303172).
The spelling of 130003141 in words is "one hundred thirty million, three thousand, one hundred forty-one".
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