Base | Representation |
---|---|
bin | 101010111101001… |
… | …100000000011111 |
3 | 1212020002111021102 |
4 | 222331030000133 |
5 | 2433443324124 |
6 | 155302423315 |
7 | 23600463506 |
oct | 5275140037 |
9 | 1766074242 |
10 | 720683039 |
11 | 33a89691a |
12 | 181431b3b |
13 | b640168b |
14 | 6b9dd83d |
15 | 4340aaae |
hex | 2af4c01f |
720683039 has 8 divisors (see below), whose sum is σ = 727863840. Its totient is φ = 713512800.
The previous prime is 720683027. The next prime is 720683063. The reversal of 720683039 is 930386027.
720683039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-720683039 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 720682993 and 720683011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (720683239) 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, 250469 + ... + 253329.
It is an arithmetic number, because the mean of its divisors is an integer number (90982980).
Almost surely, 2720683039 is an apocalyptic number.
720683039 is a deficient number, since it is larger than the sum of its proper divisors (7180801).
720683039 is a wasteful number, since it uses less digits than its factorization.
720683039 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5281.
The product of its (nonzero) digits is 54432, while the sum is 38.
The square root of 720683039 is about 26845.5403931454. The cubic root of 720683039 is about 896.5642832725.
The spelling of 720683039 in words is "seven hundred twenty million, six hundred eighty-three thousand, thirty-nine".
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