Base | Representation |
---|---|
bin | 1111111110011… |
… | …1001001100011 |
3 | 11200002022102112 |
4 | 3333213021203 |
5 | 114123211300 |
6 | 10352105535 |
7 | 1442356622 |
oct | 377471143 |
9 | 150068375 |
10 | 67007075 |
11 | 34907453 |
12 | 1a5352ab |
13 | 10b61475 |
14 | 8c836b9 |
15 | 5d38e35 |
hex | 3fe7263 |
67007075 has 6 divisors (see below), whose sum is σ = 83088804. Its totient is φ = 53605640.
The previous prime is 67007071. The next prime is 67007077. The reversal of 67007075 is 57070076.
It is a happy number.
It is not a de Polignac number, because 67007075 - 22 = 67007071 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (67007071) 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 5 ways as a sum of consecutive naturals, for example, 1340117 + ... + 1340166.
It is an arithmetic number, because the mean of its divisors is an integer number (13848134).
Almost surely, 267007075 is an apocalyptic number.
67007075 is a deficient number, since it is larger than the sum of its proper divisors (16081729).
67007075 is a wasteful number, since it uses less digits than its factorization.
67007075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2680293 (or 2680288 counting only the distinct ones).
The product of its (nonzero) digits is 10290, while the sum is 32.
The square root of 67007075 is about 8185.7849348734. The cubic root of 67007075 is about 406.1691057866.
The spelling of 67007075 in words is "sixty-seven million, seven thousand, seventy-five".
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