Base | Representation |
---|---|
bin | 1010010111010… |
… | …1010010001101 |
3 | 10000210121101120 |
4 | 2211311102031 |
5 | 42112101023 |
6 | 4151431153 |
7 | 1035335364 |
oct | 245652215 |
9 | 100717346 |
10 | 43472013 |
11 | 225a2192 |
12 | 126854b9 |
13 | 9010cb0 |
14 | 5ab87db |
15 | 3c3a8e3 |
hex | 297548d |
43472013 has 32 divisors (see below), whose sum is σ = 66081792. Its totient is φ = 25228800.
The previous prime is 43471999. The next prime is 43472017. The reversal of 43472013 is 31027434.
43472013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 43472013 - 213 = 43463821 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (43472017) 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 31 ways as a sum of consecutive naturals, for example, 49131 + ... + 50007.
It is an arithmetic number, because the mean of its divisors is an integer number (2065056).
Almost surely, 243472013 is an apocalyptic number.
It is an amenable number.
43472013 is a deficient number, since it is larger than the sum of its proper divisors (22609779).
43472013 is a wasteful number, since it uses less digits than its factorization.
43472013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 965.
The product of its (nonzero) digits is 2016, while the sum is 24.
The square root of 43472013 is about 6593.3309487694. The cubic root of 43472013 is about 351.6170427297.
Adding to 43472013 its reverse (31027434), we get a palindrome (74499447).
The spelling of 43472013 in words is "forty-three million, four hundred seventy-two thousand, thirteen".
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