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4939831 = 132913103
BaseRepresentation
bin10010110110000000110111
3100021222011201
4102312000313
52231033311
6253513331
756662561
oct22660067
910258151
104939831
112874406
1217a2847
13103c5a0
14928331
156789c1
hex4b6037

4939831 has 8 divisors (see below), whose sum is σ = 5503680. Its totient is φ = 4402272.

The previous prime is 4939817. The next prime is 4939853. The reversal of 4939831 is 1389394.

4939831 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 4939831 - 213 = 4931639 is a prime.

It is a super-2 number, since 2×49398312 = 48803860617122, which contains 22 as substring.

4939831 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4939861) 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, 6175 + ... + 6928.

It is an arithmetic number, because the mean of its divisors is an integer number (687960).

Almost surely, 24939831 is an apocalyptic number.

4939831 is a deficient number, since it is larger than the sum of its proper divisors (563849).

4939831 is a wasteful number, since it uses less digits than its factorization.

4939831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13145.

The product of its digits is 23328, while the sum is 37.

The square root of 4939831 is about 2222.5730584168. The cubic root of 4939831 is about 170.3089077771.

The spelling of 4939831 in words is "four million, nine hundred thirty-nine thousand, eight hundred thirty-one".

Divisors: 1 13 29 377 13103 170339 379987 4939831