Search a number
-
+
580055057 = 753776961
BaseRepresentation
bin100010100100101…
…111000000010001
31111102110211221122
4202210233000101
52141443230212
6133320332025
720242246421
oct4244570021
91442424848
10580055057
11278475a4a
12142314015
139323455a
1457074481
1535dcd272
hex2292f011

580055057 has 4 divisors (see below), whose sum is σ = 580139556. Its totient is φ = 579970560.

The previous prime is 580055041. The next prime is 580055083. The reversal of 580055057 is 750550085.

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

It can be written as a sum of positive squares in 2 ways, for example, as 127599616 + 452455441 = 11296^2 + 21271^2 .

It is a cyclic number.

It is not a de Polignac number, because 580055057 - 24 = 580055041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (580055087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30944 + ... + 46017.

It is an arithmetic number, because the mean of its divisors is an integer number (145034889).

Almost surely, 2580055057 is an apocalyptic number.

It is an amenable number.

580055057 is a deficient number, since it is larger than the sum of its proper divisors (84499).

580055057 is an equidigital number, since it uses as much as digits as its factorization.

580055057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84498.

The product of its (nonzero) digits is 35000, while the sum is 35.

The square root of 580055057 is about 24084.3321892055. The cubic root of 580055057 is about 833.9814786740.

The spelling of 580055057 in words is "five hundred eighty million, fifty-five thousand, fifty-seven".

Divisors: 1 7537 76961 580055057