Base | Representation |
---|---|
bin | 1111100101010… |
… | …11000011001011 |
3 | 100002222110200020 |
4 | 13302223003023 |
5 | 231431132133 |
6 | 20545511523 |
7 | 3145064442 |
oct | 762530313 |
9 | 302873606 |
10 | 130724043 |
11 | 678769aa |
12 | 379425a3 |
13 | 21110208 |
14 | 1350bd59 |
15 | b7230b3 |
hex | 7cab0cb |
130724043 has 8 divisors (see below), whose sum is σ = 174381456. Its totient is φ = 87108000.
The previous prime is 130724017. The next prime is 130724053. The reversal of 130724043 is 340427031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 130724043 - 26 = 130723979 is a prime.
It is not an unprimeable number, because it can be changed into a prime (130724003) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2008 + ... + 16293.
It is an arithmetic number, because the mean of its divisors is an integer number (21797682).
Almost surely, 2130724043 is an apocalyptic number.
130724043 is a deficient number, since it is larger than the sum of its proper divisors (43657413).
130724043 is a wasteful number, since it uses less digits than its factorization.
130724043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20685.
The product of its (nonzero) digits is 2016, while the sum is 24.
The square root of 130724043 is about 11433.4615493297. The cubic root of 130724043 is about 507.5184368883.
The spelling of 130724043 in words is "one hundred thirty million, seven hundred twenty-four thousand, forty-three".
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