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8028849 = 319791783
BaseRepresentation
bin11110101000001010110001
3120002220111210
4132220022301
54023410344
6444030333
7125146503
oct36501261
916086453
108028849
114594214
1228323a9
1318815ca
1410cdd73
15a88db9
hex7a82b1

8028849 has 16 divisors (see below), whose sum is σ = 11417600. Its totient is φ = 5003856.

The previous prime is 8028833. The next prime is 8028851. The reversal of 8028849 is 9488208.

It is a happy number.

8028849 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8028849 - 24 = 8028833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8028809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3612 + ... + 5394.

It is an arithmetic number, because the mean of its divisors is an integer number (713600).

Almost surely, 28028849 is an apocalyptic number.

It is an amenable number.

8028849 is a deficient number, since it is larger than the sum of its proper divisors (3388751).

8028849 is a wasteful number, since it uses less digits than its factorization.

8028849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884.

The product of its (nonzero) digits is 36864, while the sum is 39.

The square root of 8028849 is about 2833.5223662431. The cubic root of 8028849 is about 200.2401199301.

The spelling of 8028849 in words is "eight million, twenty-eight thousand, eight hundred forty-nine".

Divisors: 1 3 19 57 79 237 1501 1783 4503 5349 33877 101631 140857 422571 2676283 8028849