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5032181 = 71165353
BaseRepresentation
bin10011001100100011110101
3100110122212002
4103030203311
52242012211
6255505045
760526040
oct23144365
910418762
105032181
112927830
121828185
13107262b
1494dc57
1569603b
hex4cc8f5

5032181 has 8 divisors (see below), whose sum is σ = 6273984. Its totient is φ = 3921120.

The previous prime is 5032151. The next prime is 5032189. The reversal of 5032181 is 1812305.

5032181 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 not a de Polignac number, because 5032181 - 210 = 5031157 is a prime.

It is a super-2 number, since 2×50321812 = 50645691233522, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5032189) 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, 32600 + ... + 32753.

It is an arithmetic number, because the mean of its divisors is an integer number (784248).

Almost surely, 25032181 is an apocalyptic number.

It is an amenable number.

5032181 is a deficient number, since it is larger than the sum of its proper divisors (1241803).

5032181 is a wasteful number, since it uses less digits than its factorization.

5032181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65371.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 5032181 is about 2243.2523264225. The cubic root of 5032181 is about 171.3636686518.

Adding to 5032181 its reverse (1812305), we get a palindrome (6844486).

The spelling of 5032181 in words is "five million, thirty-two thousand, one hundred eighty-one".

Divisors: 1 7 11 77 65353 457471 718883 5032181