Base | Representation |
---|---|
bin | 1100110010011101… |
… | …01010011001110001 |
3 | 122201111001222011122 |
4 | 12121032222121301 |
5 | 103030111200131 |
6 | 3053140152025 |
7 | 332065462040 |
oct | 63116523161 |
9 | 18644058148 |
10 | 6865725041 |
11 | 2a0358292a |
12 | 13b7398615 |
13 | 8555516c6 |
14 | 491ba6557 |
15 | 2a2b43d7b |
hex | 1993aa671 |
6865725041 has 8 divisors (see below), whose sum is σ = 7847496384. Its totient is φ = 5884192080.
The previous prime is 6865725019. The next prime is 6865725059. The reversal of 6865725041 is 1405275686.
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-6865725041 is a prime.
It is a super-2 number, since 2×68657250412 = 94276360677228903362, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 6865724983 and 6865725001.
It is not an unprimeable number, because it can be changed into a prime (6865725001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7106 + ... + 117396.
It is an arithmetic number, because the mean of its divisors is an integer number (980937048).
Almost surely, 26865725041 is an apocalyptic number.
It is an amenable number.
6865725041 is a deficient number, since it is larger than the sum of its proper divisors (981771343).
6865725041 is a wasteful number, since it uses less digits than its factorization.
6865725041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 119191.
The product of its (nonzero) digits is 403200, while the sum is 44.
The square root of 6865725041 is about 82859.6707753537. The cubic root of 6865725041 is about 1900.6207612463.
The spelling of 6865725041 in words is "six billion, eight hundred sixty-five million, seven hundred twenty-five thousand, forty-one".
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