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5242031 = 83137461
BaseRepresentation
bin10011111111110010101111
3100212022201022
4103333302233
52320221111
6304204355
762361614
oct23776257
910768638
105242031
112a60463
1219096bb
131116cc2
149a650b
156d82db
hex4ffcaf

5242031 has 8 divisors (see below), whose sum is σ = 5355504. Its totient is φ = 5129920.

The previous prime is 5242021. The next prime is 5242067. The reversal of 5242031 is 1302425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5242031 is a prime.

It is a super-2 number, since 2×52420312 = 54957778009922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5242021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11141 + ... + 11601.

It is an arithmetic number, because the mean of its divisors is an integer number (669438).

Almost surely, 25242031 is an apocalyptic number.

5242031 is a deficient number, since it is larger than the sum of its proper divisors (113473).

5242031 is a wasteful number, since it uses less digits than its factorization.

With its successor (5242032) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (681).

5242031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 5242031 is about 2289.5482087084. The cubic root of 5242031 is about 173.7133497563.

Adding to 5242031 its reverse (1302425), we get a palindrome (6544456).

The spelling of 5242031 in words is "five million, two hundred forty-two thousand, thirty-one".

Divisors: 1 83 137 461 11371 38263 63157 5242031