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8128060 = 225406403
BaseRepresentation
bin11111000000011000111100
3120021221121021
4133000120330
54040044220
6450113524
7126041653
oct37003074
916257537
108128060
114651806
12287b8a4
1318b7805
14111819a
15aa84aa
hex7c063c

8128060 has 12 divisors (see below), whose sum is σ = 17068968. Its totient is φ = 3251216.

The previous prime is 8128051. The next prime is 8128061. The reversal of 8128060 is 608218.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8128061) 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 3 ways as a sum of consecutive naturals, for example, 203182 + ... + 203221.

It is an arithmetic number, because the mean of its divisors is an integer number (1422414).

Almost surely, 28128060 is an apocalyptic number.

It is an amenable number.

8128060 is an abundant number, since it is smaller than the sum of its proper divisors (8940908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8128060 is a wasteful number, since it uses less digits than its factorization.

8128060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406412 (or 406410 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 8128060 is about 2850.9752717272. The cubic root of 8128060 is about 201.0615225481.

The spelling of 8128060 in words is "eight million, one hundred twenty-eight thousand, sixty".

Divisors: 1 2 4 5 10 20 406403 812806 1625612 2032015 4064030 8128060