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6128885 = 57414271
BaseRepresentation
bin10111011000010011110101
3102112101020202
4113120103311
53032111020
6335210245
7103044320
oct27302365
912471222
106128885
1135067a4
122076985
131367879
14b577b7
15810e75
hex5d84f5

6128885 has 16 divisors (see below), whose sum is σ = 8612352. Its totient is φ = 4099200.

The previous prime is 6128851. The next prime is 6128921. The reversal of 6128885 is 5888216.

6128885 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 6128885 - 26 = 6128821 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 701 + ... + 3570.

It is an arithmetic number, because the mean of its divisors is an integer number (538272).

Almost surely, 26128885 is an apocalyptic number.

It is an amenable number.

6128885 is a deficient number, since it is larger than the sum of its proper divisors (2483467).

6128885 is a wasteful number, since it uses less digits than its factorization.

6128885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4324.

The product of its digits is 30720, while the sum is 38.

The square root of 6128885 is about 2475.6584982586. The cubic root of 6128885 is about 183.0039614140.

The spelling of 6128885 in words is "six million, one hundred twenty-eight thousand, eight hundred eighty-five".

Divisors: 1 5 7 35 41 205 287 1435 4271 21355 29897 149485 175111 875555 1225777 6128885