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5120444 = 227237951
BaseRepresentation
bin10011100010000110111100
3100122010221002
4103202012330
52302323234
6301425432
761344260
oct23420674
910563832
105120444
11298807a
12186b278
1310a3864
149740a0
156b227e
hex4e21bc

5120444 has 24 divisors (see below), whose sum is σ = 10687488. Its totient is φ = 2098800.

The previous prime is 5120441. The next prime is 5120459. The reversal of 5120444 is 4440215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5120441) 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, 3332 + ... + 4619.

It is an arithmetic number, because the mean of its divisors is an integer number (445312).

Almost surely, 25120444 is an apocalyptic number.

It is an amenable number.

5120444 is an abundant number, since it is smaller than the sum of its proper divisors (5567044).

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

5120444 is a wasteful number, since it uses less digits than its factorization.

5120444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7985 (or 7983 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 5120444 is about 2262.8398087359. The cubic root of 5120444 is about 172.3597571888.

Adding to 5120444 its reverse (4440215), we get a palindrome (9560659).

The spelling of 5120444 in words is "five million, one hundred twenty thousand, four hundred forty-four".

Divisors: 1 2 4 7 14 23 28 46 92 161 322 644 7951 15902 31804 55657 111314 182873 222628 365746 731492 1280111 2560222 5120444