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8123804483 = 19427568657
BaseRepresentation
bin1111001000011011…
…10110101101000011
3202222011101000201112
413210031312231003
5113114143220413
63422041153535
7405213125114
oct74415665503
922864330645
108123804483
113499748603
1216a878b8ab
139c609c902
14570cd420b
153283032a8
hex1e4376b43

8123804483 has 4 divisors (see below), whose sum is σ = 8551373160. Its totient is φ = 7696235808.

The previous prime is 8123804477. The next prime is 8123804527. The reversal of 8123804483 is 3844083218.

8123804483 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8123804483 - 216 = 8123738947 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8123804483.

It is not an unprimeable number, because it can be changed into a prime (8123804453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213784310 + ... + 213784347.

It is an arithmetic number, because the mean of its divisors is an integer number (2137843290).

Almost surely, 28123804483 is an apocalyptic number.

8123804483 is a deficient number, since it is larger than the sum of its proper divisors (427568677).

8123804483 is a wasteful number, since it uses less digits than its factorization.

8123804483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427568676.

The product of its (nonzero) digits is 147456, while the sum is 41.

The square root of 8123804483 is about 90132.1501074949. The cubic root of 8123804483 is about 2010.2642724889.

The spelling of 8123804483 in words is "eight billion, one hundred twenty-three million, eight hundred four thousand, four hundred eighty-three".

Divisors: 1 19 427568657 8123804483