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8028529411 = 72533091463
BaseRepresentation
bin1110111101000100…
…11010001100000011
3202201112002112220011
413132202122030003
5112420300420121
63404355125351
7402645242200
oct73642321403
922645075804
108028529411
11344a993a81
1216808a3857
139ac421926
145623b2ca7
1531ec837e1
hex1de89a303

8028529411 has 12 divisors (see below), whose sum is σ = 9515526192. Its totient is φ = 6751753008.

The previous prime is 8028529391. The next prime is 8028529427. The reversal of 8028529411 is 1149258208.

It is not a de Polignac number, because 8028529411 - 221 = 8026432259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8028569411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1543135 + ... + 1548328.

It is an arithmetic number, because the mean of its divisors is an integer number (792960516).

Almost surely, 28028529411 is an apocalyptic number.

8028529411 is a deficient number, since it is larger than the sum of its proper divisors (1486996781).

8028529411 is a wasteful number, since it uses less digits than its factorization.

8028529411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3091530 (or 3091523 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 40.

The square root of 8028529411 is about 89602.0614215990. The cubic root of 8028529411 is about 2002.3746303661.

The spelling of 8028529411 in words is "eight billion, twenty-eight million, five hundred twenty-nine thousand, four hundred eleven".

Divisors: 1 7 49 53 371 2597 3091463 21640241 151481687 163847539 1146932773 8028529411