Search a number
-
+
580312069 = 2931916271
BaseRepresentation
bin100010100101101…
…101110000000101
31111102221220111121
4202211231300011
52142024441234
6133330033541
720244366631
oct4245556005
91442856447
10580312069
11278631057
121424188b1
13932c452c
14570dddc1
1535e2e4b4
hex2296dc05

580312069 has 8 divisors (see below), whose sum is σ = 600606720. Its totient is φ = 560036400.

The previous prime is 580312063. The next prime is 580312087. The reversal of 580312069 is 960213085.

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

It is not a de Polignac number, because 580312069 - 25 = 580312037 is a prime.

It is a super-2 number, since 2×5803120692 = 673524194854121522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (580312063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89404 + ... + 95674.

It is an arithmetic number, because the mean of its divisors is an integer number (75075840).

Almost surely, 2580312069 is an apocalyptic number.

It is an amenable number.

580312069 is a deficient number, since it is larger than the sum of its proper divisors (20294651).

580312069 is a wasteful number, since it uses less digits than its factorization.

580312069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9491.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 580312069 is about 24089.6672662783. The cubic root of 580312069 is about 834.1046345686.

The spelling of 580312069 in words is "five hundred eighty million, three hundred twelve thousand, sixty-nine".

Divisors: 1 29 3191 6271 92539 181859 20010761 580312069