Search a number
-
+
488882506 = 2728575821
BaseRepresentation
bin11101001000111…
…100000101001010
31021001220210201111
4131020330011022
52000123220011
6120302240534
715054301300
oct3510740512
91231823644
10488882506
11230a63732
1211788614a
137a3919b8
1448d00270
152cdbe121
hex1d23c14a

488882506 has 24 divisors (see below), whose sum is σ = 854192196. Its totient is φ = 209240640.

The previous prime is 488882501. The next prime is 488882507. The reversal of 488882506 is 605288884.

It can be written as a sum of positive squares in 2 ways, for example, as 391050625 + 97831881 = 19775^2 + 9891^2 .

It is a super-2 number, since 2×4888825062 = 478012209345680072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 488882506.

It is not an unprimeable number, because it can be changed into a prime (488882501) 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 11 ways as a sum of consecutive naturals, for example, 81076 + ... + 86896.

Almost surely, 2488882506 is an apocalyptic number.

488882506 is a deficient number, since it is larger than the sum of its proper divisors (365309690).

488882506 is a wasteful number, since it uses less digits than its factorization.

488882506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6694 (or 6687 counting only the distinct ones).

The product of its (nonzero) digits is 983040, while the sum is 49.

The square root of 488882506 is about 22110.6875967257. The cubic root of 488882506 is about 787.7737385811.

The spelling of 488882506 in words is "four hundred eighty-eight million, eight hundred eighty-two thousand, five hundred six".

Divisors: 1 2 7 14 49 98 857 1714 5821 5999 11642 11998 40747 41993 81494 83986 285229 570458 4988597 9977194 34920179 69840358 244441253 488882506