Search a number
-
+
12430585 = 54160637
BaseRepresentation
bin101111011010…
…110011111001
3212101112120001
4233122303321
511140234320
61122233001
7210441526
oct57326371
925345501
1012430585
117020312
1241b5761
132762c9b
14191814d
15115820a
hexbdacf9

12430585 has 8 divisors (see below), whose sum is σ = 15280776. Its totient is φ = 9701760.

The previous prime is 12430559. The next prime is 12430591. The reversal of 12430585 is 58503421.

It can be written as a sum of positive squares in 4 ways, for example, as 1776889 + 10653696 = 1333^2 + 3264^2 .

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

It is not a de Polignac number, because 12430585 - 29 = 12430073 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30114 + ... + 30523.

It is an arithmetic number, because the mean of its divisors is an integer number (1910097).

Almost surely, 212430585 is an apocalyptic number.

It is an amenable number.

12430585 is a deficient number, since it is larger than the sum of its proper divisors (2850191).

12430585 is an equidigital number, since it uses as much as digits as its factorization.

12430585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60683.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 12430585 is about 3525.7034759038. The cubic root of 12430585 is about 231.6490494916.

The spelling of 12430585 in words is "twelve million, four hundred thirty thousand, five hundred eighty-five".

Divisors: 1 5 41 205 60637 303185 2486117 12430585