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5180081 = 43179673
BaseRepresentation
bin10011110000101010110001
3100202011201212
4103300222301
52311230311
6303005505
762013164
oct23605261
910664655
105180081
112a18965
121899895
1310c4a4a
1498badb
156c4c8b
hex4f0ab1

5180081 has 8 divisors (see below), whose sum is σ = 5338080. Its totient is φ = 5023872.

The previous prime is 5180057. The next prime is 5180099. The reversal of 5180081 is 1800815.

5180081 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5180081 - 26 = 5180017 is a prime.

It is a super-2 number, since 2×51800812 = 53666478333122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5180041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7361 + ... + 8033.

It is an arithmetic number, because the mean of its divisors is an integer number (667260).

Almost surely, 25180081 is an apocalyptic number.

It is an amenable number.

5180081 is a deficient number, since it is larger than the sum of its proper divisors (157999).

5180081 is a wasteful number, since it uses less digits than its factorization.

5180081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895.

The product of its (nonzero) digits is 320, while the sum is 23.

The square root of 5180081 is about 2275.9791299570. The cubic root of 5180081 is about 173.0263249726.

Adding to 5180081 its reverse (1800815), we get a palindrome (6980896).

The spelling of 5180081 in words is "five million, one hundred eighty thousand, eighty-one".

Divisors: 1 43 179 673 7697 28939 120467 5180081