Base | Representation |
---|---|
bin | 1000000010011… |
… | …10011100110010 |
3 | 11200212210211121 |
4 | 10001032130302 |
5 | 114230231234 |
6 | 10405132454 |
7 | 1446101326 |
oct | 401163462 |
9 | 150783747 |
10 | 67430194 |
11 | 35076337 |
12 | 1a6ba12a |
13 | 10c7bc30 |
14 | 8d53986 |
15 | 5dbe4b4 |
hex | 404e732 |
67430194 has 32 divisors (see below), whose sum is σ = 115925040. Its totient is φ = 29140992.
The previous prime is 67430189. The next prime is 67430197. The reversal of 67430194 is 49103476.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 47955625 + 19474569 = 6925^2 + 4413^2 .
It is a Harshad number since it is a multiple of its sum of digits (34).
It is not an unprimeable number, because it can be changed into a prime (67430197) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164662 + ... + 165070.
Almost surely, 267430194 is an apocalyptic number.
67430194 is a deficient number, since it is larger than the sum of its proper divisors (48494846).
67430194 is a wasteful number, since it uses less digits than its factorization.
67430194 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 814.
The product of its (nonzero) digits is 18144, while the sum is 34.
The square root of 67430194 is about 8211.5890057893. The cubic root of 67430194 is about 407.0222365690.
The spelling of 67430194 in words is "sixty-seven million, four hundred thirty thousand, one hundred ninety-four".
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