Search a number
-
+
4102841 = 19215939
BaseRepresentation
bin1111101001101010111001
321201110001002
433221222321
52022242331
6223534345
746605431
oct17515271
97643032
104102841
112352586
12145a3b5
13b08622
1478b2c1
155609cb
hex3e9ab9

4102841 has 4 divisors (see below), whose sum is σ = 4318800. Its totient is φ = 3886884.

The previous prime is 4102823. The next prime is 4102843. The reversal of 4102841 is 1482014.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1482014 = 2741007.

It is a cyclic number.

It is not a de Polignac number, because 4102841 - 210 = 4101817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4102843) 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, 107951 + ... + 107988.

It is an arithmetic number, because the mean of its divisors is an integer number (1079700).

Almost surely, 24102841 is an apocalyptic number.

It is an amenable number.

4102841 is a deficient number, since it is larger than the sum of its proper divisors (215959).

4102841 is a wasteful number, since it uses less digits than its factorization.

4102841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215958.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 4102841 is about 2025.5470865917. The cubic root of 4102841 is about 160.0890259765.

Adding to 4102841 its reverse (1482014), we get a palindrome (5584855).

The spelling of 4102841 in words is "four million, one hundred two thousand, eight hundred forty-one".

Divisors: 1 19 215939 4102841