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489652748 = 22139416399
BaseRepresentation
bin11101001011111…
…000001000001100
31021010100221021222
4131023320020030
52000322341443
6120330542512
715063660014
oct3513701014
91233327258
10489652748
1123143a3a2
12117b97a38
137a5a1470
1449060c44
152cec2468
hex1d2f820c

489652748 has 12 divisors (see below), whose sum is σ = 922807200. Its totient is φ = 225993552.

The previous prime is 489652729. The next prime is 489652763. The reversal of 489652748 is 847256984.

It is a self number, because there is not a number n which added to its sum of digits gives 489652748.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4708148 + ... + 4708251.

It is an arithmetic number, because the mean of its divisors is an integer number (76900600).

Almost surely, 2489652748 is an apocalyptic number.

It is an amenable number.

489652748 is a deficient number, since it is larger than the sum of its proper divisors (433154452).

489652748 is a wasteful number, since it uses less digits than its factorization.

489652748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9416416 (or 9416414 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 53.

The square root of 489652748 is about 22128.0986078786. The cubic root of 489652748 is about 788.1872380956.

The spelling of 489652748 in words is "four hundred eighty-nine million, six hundred fifty-two thousand, seven hundred forty-eight".

Divisors: 1 2 4 13 26 52 9416399 18832798 37665596 122413187 244826374 489652748