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8502386975 = 52980334693
BaseRepresentation
bin1111110101100100…
…00010000100011111
3210221112202000021022
413322302002010133
5114403102340400
63523403354355
7420461045135
oct77262020437
923845660238
108502386975
1136734151a5
1217935229bb
13a56652814
145a92c1755
1534b685b85
hex1fac8211f

8502386975 has 12 divisors (see below), whose sum is σ = 10544339256. Its totient is φ = 6801019680.

The previous prime is 8502386933. The next prime is 8502386993. The reversal of 8502386975 is 5796832058.

It is not a de Polignac number, because 8502386975 - 230 = 7428645151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 227729 + ... + 262421.

It is an arithmetic number, because the mean of its divisors is an integer number (878694938).

Almost surely, 28502386975 is an apocalyptic number.

8502386975 is a deficient number, since it is larger than the sum of its proper divisors (2041952281).

8502386975 is a wasteful number, since it uses less digits than its factorization.

8502386975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44506 (or 44501 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 53.

The square root of 8502386975 is about 92208.3888537263. The cubic root of 8502386975 is about 2041.0185685437.

The spelling of 8502386975 in words is "eight billion, five hundred two million, three hundred eighty-six thousand, nine hundred seventy-five".

Divisors: 1 5 25 9803 34693 49015 173465 245075 867325 340095479 1700477395 8502386975