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8026470605 = 510932294561
BaseRepresentation
bin1110111100110101…
…00011100011001101
3202201101012221202002
413132122203203031
5112414234024410
63404243042045
7402621605636
oct73632434315
922641187662
108026470605
11344980818a
121680070325
139abb807ba
14561dd888d
1531e9c87a5
hex1de6a38cd

8026470605 has 16 divisors (see below), whose sum is σ = 9725271600. Its totient is φ = 6358901760.

The previous prime is 8026470587. The next prime is 8026470611. The reversal of 8026470605 is 5060746208.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 194574601 + 7831896004 = 13949^2 + 88498^2 .

It is a de Polignac number, because none of the positive numbers 2k-8026470605 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1757525 + ... + 1762085.

It is an arithmetic number, because the mean of its divisors is an integer number (607829475).

Almost surely, 28026470605 is an apocalyptic number.

It is an amenable number.

8026470605 is a deficient number, since it is larger than the sum of its proper divisors (1698800995).

8026470605 is a wasteful number, since it uses less digits than its factorization.

8026470605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7904.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 8026470605 is about 89590.5720765305. The cubic root of 8026470605 is about 2002.2034552510.

The spelling of 8026470605 in words is "eight billion, twenty-six million, four hundred seventy thousand, six hundred five".

Divisors: 1 5 109 545 3229 4561 16145 22805 351961 497149 1759805 2485745 14727469 73637345 1605294121 8026470605