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494824331 = 1648730013
BaseRepresentation
bin11101011111100…
…110101110001011
31021111002200101002
4131133212232023
52003133334311
6121033445215
715155636351
oct3537465613
91244080332
10494824331
11234351931
1211987080b
137b692381
1449a097d1
152d69493b
hex1d7e6b8b

494824331 has 4 divisors (see below), whose sum is σ = 494870832. Its totient is φ = 494777832.

The previous prime is 494824307. The next prime is 494824417. The reversal of 494824331 is 133428494.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-494824331 is a prime.

It is a super-2 number, since 2×4948243312 = 489702237099195122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494827331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1481 + ... + 31493.

It is an arithmetic number, because the mean of its divisors is an integer number (123717708).

Almost surely, 2494824331 is an apocalyptic number.

494824331 is a deficient number, since it is larger than the sum of its proper divisors (46501).

494824331 is a wasteful number, since it uses less digits than its factorization.

494824331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46500.

The product of its digits is 82944, while the sum is 38.

The square root of 494824331 is about 22244.6472437753. The cubic root of 494824331 is about 790.9524009965.

The spelling of 494824331 in words is "four hundred ninety-four million, eight hundred twenty-four thousand, three hundred thirty-one".

Divisors: 1 16487 30013 494824331