Search a number
-
+
5170180 = 225312269
BaseRepresentation
bin10011101110010000000100
3100201200011011
4103232100010
52310421210
6302452004
761642261
oct23562004
910650134
105170180
112a11484
121894004
1310c03a2
14988268
156c1d8a
hex4ee404

5170180 has 36 divisors (see below), whose sum is σ = 11260620. Its totient is φ = 1993920.

The previous prime is 5170163. The next prime is 5170181. The reversal of 5170180 is 810715.

It can be written as a sum of positive squares in 2 ways, for example, as 984064 + 4186116 = 992^2 + 2046^2 .

It is a super-2 number, since 2×51701802 = 53461522464800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5170181) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19086 + ... + 19354.

It is an arithmetic number, because the mean of its divisors is an integer number (312795).

Almost surely, 25170180 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5170180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5630310).

5170180 is an abundant number, since it is smaller than the sum of its proper divisors (6090440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5170180 is a wasteful number, since it uses less digits than its factorization.

5170180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 22.

The square root of 5170180 is about 2273.8029817906. The cubic root of 5170180 is about 172.9160161263.

Adding to 5170180 its reverse (810715), we get a palindrome (5980895).

The spelling of 5170180 in words is "five million, one hundred seventy thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 31 62 124 155 269 310 538 620 961 1076 1345 1922 2690 3844 4805 5380 8339 9610 16678 19220 33356 41695 83390 166780 258509 517018 1034036 1292545 2585090 5170180