Base | Representation |
---|---|
bin | 1000001001011… |
… | …00110111101001 |
3 | 11202121002112111 |
4 | 10010230313221 |
5 | 114443404400 |
6 | 10440442321 |
7 | 1456614361 |
oct | 404546751 |
9 | 152532474 |
10 | 68341225 |
11 | 35638857 |
12 | 1aa793a1 |
13 | 1120a7c4 |
14 | 910d9a1 |
15 | 5eee3ba |
hex | 412cde9 |
68341225 has 6 divisors (see below), whose sum is σ = 84743150. Its totient is φ = 54672960.
The previous prime is 68341223. The next prime is 68341261. The reversal of 68341225 is 52214386.
It can be written as a sum of positive squares in 3 ways, for example, as 14714896 + 53626329 = 3836^2 + 7323^2 .
It is not a de Polignac number, because 68341225 - 21 = 68341223 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68341223) 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 5 ways as a sum of consecutive naturals, for example, 1366800 + ... + 1366849.
Almost surely, 268341225 is an apocalyptic number.
It is an amenable number.
68341225 is a deficient number, since it is larger than the sum of its proper divisors (16401925).
68341225 is a wasteful number, since it uses less digits than its factorization.
68341225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2733659 (or 2733654 counting only the distinct ones).
The product of its digits is 11520, while the sum is 31.
The square root of 68341225 is about 8266.8751653814. The cubic root of 68341225 is about 408.8470982311.
The spelling of 68341225 in words is "sixty-eight million, three hundred forty-one thousand, two hundred twenty-five".
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