Base | Representation |
---|---|
bin | 1000111010100… |
… | …11001001000001 |
3 | 12012201200211022 |
4 | 10131103021001 |
5 | 123121230231 |
6 | 11230555225 |
7 | 1565462006 |
oct | 435231101 |
9 | 165650738 |
10 | 74789441 |
11 | 39242461 |
12 | 21068b15 |
13 | 1265780c |
14 | 9d0b8ad |
15 | 6874c7b |
hex | 4753241 |
74789441 has 2 divisors, whose sum is σ = 74789442. Its totient is φ = 74789440.
The previous prime is 74789431. The next prime is 74789467. The reversal of 74789441 is 14498747.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 61858225 + 12931216 = 7865^2 + 3596^2 .
It is a cyclic number.
It is not a de Polignac number, because 74789441 - 214 = 74773057 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 74789392 and 74789401.
It is not a weakly prime, because it can be changed into another prime (74789431) 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 as a sum of consecutive naturals, namely, 37394720 + 37394721.
It is an arithmetic number, because the mean of its divisors is an integer number (37394721).
Almost surely, 274789441 is an apocalyptic number.
It is an amenable number.
74789441 is a deficient number, since it is larger than the sum of its proper divisors (1).
74789441 is an equidigital number, since it uses as much as digits as its factorization.
74789441 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 225792, while the sum is 44.
The square root of 74789441 is about 8648.0888640208. The cubic root of 74789441 is about 421.3213131123.
The spelling of 74789441 in words is "seventy-four million, seven hundred eighty-nine thousand, four hundred forty-one".
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