Search a number
-
+
5240181 = 319149617
BaseRepresentation
bin10011111111010101110101
3100212020011210
4103333111311
52320141211
6304152033
762353332
oct23772565
910766153
105240181
112a5a031
121908619
1311161cb
149a5989
156d79a6
hex4ff575

5240181 has 16 divisors (see below), whose sum is σ = 7416000. Its totient is φ = 3282048.

The previous prime is 5240177. The next prime is 5240197. The reversal of 5240181 is 1810425.

It is not a de Polignac number, because 5240181 - 22 = 5240177 is a prime.

It is a super-2 number, since 2×52401812 = 54918993825522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5240101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8185 + ... + 8801.

It is an arithmetic number, because the mean of its divisors is an integer number (463500).

Almost surely, 25240181 is an apocalyptic number.

It is an amenable number.

5240181 is a deficient number, since it is larger than the sum of its proper divisors (2175819).

5240181 is a wasteful number, since it uses less digits than its factorization.

5240181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 5240181 is about 2289.1441632191. The cubic root of 5240181 is about 173.6929119076.

The spelling of 5240181 in words is "five million, two hundred forty thousand, one hundred eighty-one".

Divisors: 1 3 19 57 149 447 617 1851 2831 8493 11723 35169 91933 275799 1746727 5240181