Base | Representation |
---|---|
bin | 1111100001101… |
… | …10100001001010 |
3 | 100002002012220222 |
4 | 13300312201022 |
5 | 231320343410 |
6 | 20531350042 |
7 | 3141036035 |
oct | 760664112 |
9 | 302065828 |
10 | 130246730 |
11 | 67580329 |
12 | 37752322 |
13 | 20ca3b93 |
14 | 1342601c |
15 | b67b955 |
hex | 7c3684a |
130246730 has 8 divisors (see below), whose sum is σ = 234444132. Its totient is φ = 52098688.
The previous prime is 130246703. The next prime is 130246733. The reversal of 130246730 is 37642031.
It can be written as a sum of positive squares in 2 ways, for example, as 129572689 + 674041 = 11383^2 + 821^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 130246730.
It is not an unprimeable number, because it can be changed into a prime (130246733) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6512327 + ... + 6512346.
Almost surely, 2130246730 is an apocalyptic number.
130246730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130246730 is a deficient number, since it is larger than the sum of its proper divisors (104197402).
130246730 is a wasteful number, since it uses less digits than its factorization.
130246730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13024680.
The product of its (nonzero) digits is 3024, while the sum is 26.
The square root of 130246730 is about 11412.5689483131. The cubic root of 130246730 is about 506.8999824750.
Adding to 130246730 its reverse (37642031), we get a palindrome (167888761).
The spelling of 130246730 in words is "one hundred thirty million, two hundred forty-six thousand, seven hundred thirty".
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