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7680292871 = 23379025021
BaseRepresentation
bin1110010011100011…
…11111100000000111
3201211020211022011112
413021301333200013
5111212123332441
63310035155235
7361216261256
oct71161774007
921736738145
107680292871
113291363789
1215a4145b1b
139552352c4
1452c04479d
152ee3e74eb
hex1c9c7f807

7680292871 has 8 divisors (see below), whose sum is σ = 8230820064. Its totient is φ = 7147815840.

The previous prime is 7680292859. The next prime is 7680292877. The reversal of 7680292871 is 1782920867.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-7680292871 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 (7680292877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4511660 + ... + 4513361.

It is an arithmetic number, because the mean of its divisors is an integer number (1028852508).

Almost surely, 27680292871 is an apocalyptic number.

7680292871 is a deficient number, since it is larger than the sum of its proper divisors (550527193).

7680292871 is a wasteful number, since it uses less digits than its factorization.

7680292871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9025081.

The product of its (nonzero) digits is 677376, while the sum is 50.

The square root of 7680292871 is about 87637.2801437836. The cubic root of 7680292871 is about 1972.9947383816.

The spelling of 7680292871 in words is "seven billion, six hundred eighty million, two hundred ninety-two thousand, eight hundred seventy-one".

Divisors: 1 23 37 851 9025021 207575483 333925777 7680292871