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8485864750 = 253113085769
BaseRepresentation
bin1111110011100110…
…00000010100101110
3210220101122121001001
413321303000110232
5114334340133000
63522013310514
7420200442316
oct77163002456
923811577031
108485864750
11366505a870
121789a9543a
13a530b935c
145a7020446
15349ec046a
hex1f9cc052e

8485864750 has 32 divisors (see below), whose sum is σ = 17329684320. Its totient is φ = 3085768000.

The previous prime is 8485864747. The next prime is 8485864771. The reversal of 8485864750 is 574685848.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a junction number, because it is equal to n+sod(n) for n = 8485864691 and 8485864700.

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 15 ways as a sum of consecutive naturals, for example, 1540135 + ... + 1545634.

It is an arithmetic number, because the mean of its divisors is an integer number (541552635).

Almost surely, 28485864750 is an apocalyptic number.

8485864750 is an abundant number, since it is smaller than the sum of its proper divisors (8843819570).

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

8485864750 is a wasteful number, since it uses less digits than its factorization.

8485864750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3085797 (or 3085787 counting only the distinct ones).

The product of its (nonzero) digits is 8601600, while the sum is 55.

The square root of 8485864750 is about 92118.7535195739. The cubic root of 8485864750 is about 2039.6956445533.

The spelling of 8485864750 in words is "eight billion, four hundred eighty-five million, eight hundred sixty-four thousand, seven hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 125 250 275 550 1375 2750 3085769 6171538 15428845 30857690 33943459 67886918 77144225 154288450 169717295 339434590 385721125 771442250 848586475 1697172950 4242932375 8485864750