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8020254711 = 371920100889
BaseRepresentation
bin1110111100000101…
…10101111111110111
3202200221112011010210
413132002311333313
5112411141122321
63403501520503
7402515016540
oct73602657767
922627464123
108020254711
113446252087
121679b73133
139aa7b5461
1456125b4c7
1531e19bb76
hex1de0b5ff7

8020254711 has 16 divisors (see below), whose sum is σ = 12864569600. Its totient is φ = 4341791808.

The previous prime is 8020254709. The next prime is 8020254727. The reversal of 8020254711 is 1174520208.

8020254711 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8020254711 - 21 = 8020254709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8020254701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10050046 + ... + 10050843.

It is an arithmetic number, because the mean of its divisors is an integer number (804035600).

Almost surely, 28020254711 is an apocalyptic number.

8020254711 is a deficient number, since it is larger than the sum of its proper divisors (4844314889).

8020254711 is a wasteful number, since it uses less digits than its factorization.

8020254711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20100918.

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 8020254711 is about 89555.8747989209. The cubic root of 8020254711 is about 2001.6864700929.

Adding to 8020254711 its reverse (1174520208), we get a palindrome (9194774919).

The spelling of 8020254711 in words is "eight billion, twenty million, two hundred fifty-four thousand, seven hundred eleven".

Divisors: 1 3 7 19 21 57 133 399 20100889 60302667 140706223 381916891 422118669 1145750673 2673418237 8020254711