Base | Representation |
---|---|
bin | 1000000000111… |
… | …11111100111101 |
3 | 11200112010120210 |
4 | 10000133330331 |
5 | 114203132431 |
6 | 10401103033 |
7 | 1444346142 |
oct | 400377475 |
9 | 150463523 |
10 | 67239741 |
11 | 34a56238 |
12 | 1a627a79 |
13 | 10c1333a |
14 | 8d043c9 |
15 | 5d82d46 |
hex | 401ff3d |
67239741 has 8 divisors (see below), whose sum is σ = 93551040. Its totient is φ = 42877472.
The previous prime is 67239703. The next prime is 67239749. The reversal of 67239741 is 14793276.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 67239741 - 211 = 67237693 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 67239741.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67239749) 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, 487176 + ... + 487313.
It is an arithmetic number, because the mean of its divisors is an integer number (11693880).
Almost surely, 267239741 is an apocalyptic number.
It is an amenable number.
67239741 is a deficient number, since it is larger than the sum of its proper divisors (26311299).
67239741 is a wasteful number, since it uses less digits than its factorization.
67239741 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 974515.
The product of its digits is 63504, while the sum is 39.
The square root of 67239741 is about 8199.9842073019. The cubic root of 67239741 is about 406.6386709952.
The spelling of 67239741 in words is "sixty-seven million, two hundred thirty-nine thousand, seven hundred forty-one".
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