Search a number
-
+
8048449 = 73910891
BaseRepresentation
bin11110101100111101000001
3120010220101201
4132230331001
54030022244
6444301201
7125260603
oct36547501
916126351
108048449
1145a7a12
122841801
13188a4c6
1410d7173
15a8ead4
hex7acf41

8048449 has 4 divisors (see below), whose sum is σ = 8060080. Its totient is φ = 8036820.

The previous prime is 8048393. The next prime is 8048461. The reversal of 8048449 is 9448408.

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 8048449 - 213 = 8040257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8048849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4707 + ... + 6184.

It is an arithmetic number, because the mean of its divisors is an integer number (2015020).

Almost surely, 28048449 is an apocalyptic number.

It is an amenable number.

8048449 is a deficient number, since it is larger than the sum of its proper divisors (11631).

8048449 is a wasteful number, since it uses less digits than its factorization.

8048449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11630.

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 8048449 is about 2836.9788508200. The cubic root of 8048449 is about 200.4029293612.

The spelling of 8048449 in words is "eight million, forty-eight thousand, four hundred forty-nine".

Divisors: 1 739 10891 8048449