Base | Representation |
---|---|
bin | 1111100101001… |
… | …11101001111111 |
3 | 100002221202121102 |
4 | 13302213221333 |
5 | 231430211033 |
6 | 20545323315 |
7 | 3145006064 |
oct | 762475177 |
9 | 302852542 |
10 | 130710143 |
11 | 67867513 |
12 | 3793653b |
13 | 21106aa5 |
14 | 13506c6b |
15 | b71dde8 |
hex | 7ca7a7f |
130710143 has 8 divisors (see below), whose sum is σ = 132626928. Its totient is φ = 128801664.
The previous prime is 130710131. The next prime is 130710157. The reversal of 130710143 is 341017031.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-130710143 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 (130710103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34121 + ... + 37757.
It is an arithmetic number, because the mean of its divisors is an integer number (16578366).
Almost surely, 2130710143 is an apocalyptic number.
130710143 is a deficient number, since it is larger than the sum of its proper divisors (1916785).
130710143 is an equidigital number, since it uses as much as digits as its factorization.
130710143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4153.
The product of its (nonzero) digits is 252, while the sum is 20.
The square root of 130710143 is about 11432.8536682667. The cubic root of 130710143 is about 507.5004479600.
Adding to 130710143 its reverse (341017031), we get a palindrome (471727174).
The spelling of 130710143 in words is "one hundred thirty million, seven hundred ten thousand, one hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •