Search a number
-
+
3004032005 = 5131725110831
BaseRepresentation
bin1011001100001101…
…1110010000000101
321202100121122012122
42303003132100011
522123013011010
61214030455325
7134304564542
oct26303362005
97670548178
103004032005
111301774787
126ba064545
1338b496840
14206d75bc9
15128add855
hexb30de405

3004032005 has 32 divisors (see below), whose sum is σ = 4127251968. Its totient is φ = 2079360000.

The previous prime is 3004031893. The next prime is 3004032007. The reversal of 3004032005 is 5002304003.

It is not a de Polignac number, because 3004032005 - 212 = 3004027909 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3004032007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 271940 + ... + 282770.

It is an arithmetic number, because the mean of its divisors is an integer number (128976624).

Almost surely, 23004032005 is an apocalyptic number.

It is an amenable number.

3004032005 is a deficient number, since it is larger than the sum of its proper divisors (1123219963).

3004032005 is a wasteful number, since it uses less digits than its factorization.

3004032005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11117.

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 3004032005 is about 54809.0503931604. The cubic root of 3004032005 is about 1442.8954096661.

Adding to 3004032005 its reverse (5002304003), we get a palindrome (8006336008).

The spelling of 3004032005 in words is "three billion, four million, thirty-two thousand, five".

Divisors: 1 5 13 17 65 85 221 251 1105 1255 3263 4267 10831 16315 21335 54155 55471 140803 184127 277355 704015 920635 2393651 2718581 11968255 13592905 35341553 46215877 176707765 231079385 600806401 3004032005