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5017431 = 317131751
BaseRepresentation
bin10011001000111101010111
3100102220121210
4103020331113
52241024211
6255312503
760435036
oct23107527
910386553
105017431
112917741
12181b733
1310689c3
1494871d
156919a6
hex4c8f57

5017431 has 16 divisors (see below), whose sum is σ = 7147008. Its totient is φ = 3120000.

The previous prime is 5017423. The next prime is 5017447. The reversal of 5017431 is 1347105.

5017431 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5017431 - 23 = 5017423 is a prime.

It is a super-2 number, since 2×50174312 = 50349227679522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5017398 and 5017407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5017451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6306 + ... + 7056.

It is an arithmetic number, because the mean of its divisors is an integer number (446688).

Almost surely, 25017431 is an apocalyptic number.

5017431 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

5017431 is a deficient number, since it is larger than the sum of its proper divisors (2129577).

5017431 is a wasteful number, since it uses less digits than its factorization.

5017431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902.

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

The square root of 5017431 is about 2239.9622764681. The cubic root of 5017431 is about 171.1960748037.

It can be divided in two parts, 50174 and 31, that added together give a palindrome (50205).

The spelling of 5017431 in words is "five million, seventeen thousand, four hundred thirty-one".

Divisors: 1 3 17 51 131 393 751 2227 2253 6681 12767 38301 98381 295143 1672477 5017431