Base | Representation |
---|---|
bin | 1111110111111101010001 |
3 | 21211102022111 |
4 | 33313331101 |
5 | 2031130421 |
6 | 225105321 |
7 | 50241151 |
oct | 17677521 |
9 | 7742274 |
10 | 4161361 |
11 | 2392546 |
12 | 1488241 |
13 | b29159 |
14 | 7a4761 |
15 | 572ee1 |
hex | 3f7f51 |
4161361 has 4 divisors (see below), whose sum is σ = 4380400. Its totient is φ = 3942324.
The previous prime is 4161349. The next prime is 4161389. The reversal of 4161361 is 1631614.
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 4161361 - 27 = 4161233 is a prime.
It is a Duffinian number.
4161361 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (4161331) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109491 + ... + 109528.
It is an arithmetic number, because the mean of its divisors is an integer number (1095100).
Almost surely, 24161361 is an apocalyptic number.
It is an amenable number.
4161361 is a deficient number, since it is larger than the sum of its proper divisors (219039).
4161361 is a wasteful number, since it uses less digits than its factorization.
4161361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 219038.
The product of its digits is 432, while the sum is 22.
The square root of 4161361 is about 2039.9414207276. The cubic root of 4161361 is about 160.8465675586.
Adding to 4161361 its reverse (1631614), we get a palindrome (5792975).
The spelling of 4161361 in words is "four million, one hundred sixty-one thousand, three hundred sixty-one".
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