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8048149 = 15153299
BaseRepresentation
bin11110101100111000010101
3120010212222121
4132230320111
54030020044
6444255541
7125256664
oct36547025
916125877
108048149
1145a776a
1228415b1
13188a325
1410d6ddb
15a8e984
hex7ace15

8048149 has 4 divisors (see below), whose sum is σ = 8101600. Its totient is φ = 7994700.

The previous prime is 8048147. The next prime is 8048179. The reversal of 8048149 is 9418408.

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 8048149 - 21 = 8048147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8048141) 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, 26499 + ... + 26800.

It is an arithmetic number, because the mean of its divisors is an integer number (2025400).

Almost surely, 28048149 is an apocalyptic number.

It is an amenable number.

8048149 is a deficient number, since it is larger than the sum of its proper divisors (53451).

8048149 is a wasteful number, since it uses less digits than its factorization.

8048149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53450.

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 8048149 is about 2836.9259771802. The cubic root of 8048149 is about 200.4004393731.

The spelling of 8048149 in words is "eight million, forty-eight thousand, one hundred forty-nine".

Divisors: 1 151 53299 8048149