Search a number
-
+
2855560051 = 4875863573
BaseRepresentation
bin1010101000110100…
…0110001101110011
321101000020110222101
42222031012031303
521322010410201
61151204321231
7130522600651
oct25215061563
97330213871
102855560051
111235986593
126783a3217
133667b1306
141d1367dd1
1511aa61d01
hexaa346373

2855560051 has 4 divisors (see below), whose sum is σ = 2861424112. Its totient is φ = 2849695992.

The previous prime is 2855560021. The next prime is 2855560067. The reversal of 2855560051 is 1500655582.

2855560051 is digitally balanced in base 2, 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, and also an emirpimes, since its reverse is a distinct semiprime: 1500655582 = 2750327791.

It is a cyclic number.

It is not a de Polignac number, because 2855560051 - 223 = 2847171443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2855560021) 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, 2931300 + ... + 2932273.

It is an arithmetic number, because the mean of its divisors is an integer number (715356028).

Almost surely, 22855560051 is an apocalyptic number.

2855560051 is a deficient number, since it is larger than the sum of its proper divisors (5864061).

2855560051 is an equidigital number, since it uses as much as digits as its factorization.

2855560051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5864060.

The product of its (nonzero) digits is 60000, while the sum is 37.

The square root of 2855560051 is about 53437.4405356394. The cubic root of 2855560051 is about 1418.7213330750.

The spelling of 2855560051 in words is "two billion, eight hundred fifty-five million, five hundred sixty thousand, fifty-one".

Divisors: 1 487 5863573 2855560051