Search a number
-
+
5170143 = 311156671
BaseRepresentation
bin10011101110001111011111
3100201200002210
4103232033133
52310421033
6302451503
761642206
oct23561737
910650083
105170143
112a11450
121893b93
1310c0374
1498823d
156c1d63
hex4ee3df

5170143 has 8 divisors (see below), whose sum is σ = 7520256. Its totient is φ = 3133400.

The previous prime is 5170129. The next prime is 5170163. The reversal of 5170143 is 3410715.

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

It is a cyclic number.

It is not a de Polignac number, because 5170143 - 29 = 5169631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5170163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78303 + ... + 78368.

It is an arithmetic number, because the mean of its divisors is an integer number (940032).

Almost surely, 25170143 is an apocalyptic number.

5170143 is a deficient number, since it is larger than the sum of its proper divisors (2350113).

5170143 is a wasteful number, since it uses less digits than its factorization.

5170143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156685.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 5170143 is about 2273.7948456270. The cubic root of 5170143 is about 172.9156036386.

Adding to 5170143 its reverse (3410715), we get a palindrome (8580858).

The spelling of 5170143 in words is "five million, one hundred seventy thousand, one hundred forty-three".

Divisors: 1 3 11 33 156671 470013 1723381 5170143