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6750485871 = 310721029551
BaseRepresentation
bin1100100100101110…
…00011110101101111
3122102110020012202020
412102113003311233
5102311111021441
63033502201223
7326166116553
oct62227036557
918373205666
106750485871
112954522a48
121384883213
1383770374c
14480769863
1529797de66
hex1925c3d6f

6750485871 has 8 divisors (see below), whose sum is σ = 9084766464. Its totient is φ = 4458264600.

The previous prime is 6750485843. The next prime is 6750485897. The reversal of 6750485871 is 1785840576.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6750485871 - 25 = 6750485839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6750487871) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10514455 + ... + 10515096.

It is an arithmetic number, because the mean of its divisors is an integer number (1135595808).

Almost surely, 26750485871 is an apocalyptic number.

6750485871 is a deficient number, since it is larger than the sum of its proper divisors (2334280593).

6750485871 is a wasteful number, since it uses less digits than its factorization.

6750485871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21029661.

The product of its (nonzero) digits is 1881600, while the sum is 51.

The square root of 6750485871 is about 82161.3404893080. The cubic root of 6750485871 is about 1889.9269188729.

The spelling of 6750485871 in words is "six billion, seven hundred fifty million, four hundred eighty-five thousand, eight hundred seventy-one".

Divisors: 1 3 107 321 21029551 63088653 2250161957 6750485871