Base | Representation |
---|---|
bin | 1111110111111110101001 |
3 | 21211102102202 |
4 | 33313332221 |
5 | 2031131244 |
6 | 225105545 |
7 | 50241335 |
oct | 17677651 |
9 | 7742382 |
10 | 4161449 |
11 | 2392616 |
12 | 14882b5 |
13 | b291c6 |
14 | 7a47c5 |
15 | 57304e |
hex | 3f7fa9 |
4161449 has 4 divisors (see below), whose sum is σ = 4177536. Its totient is φ = 4145364.
The previous prime is 4161439. The next prime is 4161457. The reversal of 4161449 is 9441614.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 4161449 - 24 = 4161433 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4161419) 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 3 ways as a sum of consecutive naturals, for example, 7649 + ... + 8174.
It is an arithmetic number, because the mean of its divisors is an integer number (1044384).
Almost surely, 24161449 is an apocalyptic number.
It is an amenable number.
4161449 is a deficient number, since it is larger than the sum of its proper divisors (16087).
4161449 is a wasteful number, since it uses less digits than its factorization.
4161449 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16086.
The product of its digits is 3456, while the sum is 29.
The square root of 4161449 is about 2039.9629898604. The cubic root of 4161449 is about 160.8477013542.
The spelling of 4161449 in words is "four million, one hundred sixty-one thousand, four hundred forty-nine".
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