Base | Representation |
---|---|
bin | 1101110000101… |
… | …01001010011011 |
3 | 22001012110020210 |
4 | 12320111022123 |
5 | 214022230133 |
6 | 15242022203 |
7 | 2601065511 |
oct | 670251233 |
9 | 261173223 |
10 | 115430043 |
11 | 5a180333 |
12 | 327a7963 |
13 | 1abb6b01 |
14 | 1148a4b1 |
15 | a201763 |
hex | 6e1529b |
115430043 has 4 divisors (see below), whose sum is σ = 153906728. Its totient is φ = 76953360.
The previous prime is 115430039. The next prime is 115430057. The reversal of 115430043 is 340034511.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 115430043 - 22 = 115430039 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (115430033) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19238338 + ... + 19238343.
It is an arithmetic number, because the mean of its divisors is an integer number (38476682).
Almost surely, 2115430043 is an apocalyptic number.
115430043 is a deficient number, since it is larger than the sum of its proper divisors (38476685).
115430043 is an equidigital number, since it uses as much as digits as its factorization.
115430043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38476684.
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 115430043 is about 10743.8374429251. The cubic root of 115430043 is about 486.8998257783.
Adding to 115430043 its reverse (340034511), we get a palindrome (455464554).
The spelling of 115430043 in words is "one hundred fifteen million, four hundred thirty thousand, forty-three".
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