Base | Representation |
---|---|
bin | 1111100000000… |
… | …10001100111011 |
3 | 100001200022222102 |
4 | 13300002030323 |
5 | 231242014233 |
6 | 20523014015 |
7 | 3136154222 |
oct | 760021473 |
9 | 301608872 |
10 | 130032443 |
11 | 67444332 |
12 | 3766a30b |
13 | 20c2a498 |
14 | 133abcb9 |
15 | b6381e8 |
hex | 7c0233b |
130032443 has 8 divisors (see below), whose sum is σ = 133400736. Its totient is φ = 126673600.
The previous prime is 130032431. The next prime is 130032457. The reversal of 130032443 is 344230031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-130032443 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130032403) 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 7 ways as a sum of consecutive naturals, for example, 31730 + ... + 35592.
It is an arithmetic number, because the mean of its divisors is an integer number (16675092).
Almost surely, 2130032443 is an apocalyptic number.
130032443 is a deficient number, since it is larger than the sum of its proper divisors (3368293).
130032443 is an equidigital number, since it uses as much as digits as its factorization.
130032443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4725.
The product of its (nonzero) digits is 864, while the sum is 20.
The square root of 130032443 is about 11403.1768819044. The cubic root of 130032443 is about 506.6218393416.
Adding to 130032443 its reverse (344230031), we get a palindrome (474262474).
The spelling of 130032443 in words is "one hundred thirty million, thirty-two thousand, four hundred forty-three".
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