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489016080 = 243257283167
BaseRepresentation
bin11101001001011…
…100101100010000
31021002011120221200
4131021130230100
52000142003310
6120305151200
715055365600
oct3511345420
91232146850
10489016080
11231045023
1211792b500
137a40a737
1448d36c00
152cde89c0
hex1d25cb10

489016080 has 360 divisors, whose sum is σ = 1945000512. Its totient is φ = 109767168.

The previous prime is 489016069. The next prime is 489016109. The reversal of 489016080 is 80610984.

It is a happy number.

489016080 is a `hidden beast` number, since 48 + 9 + 0 + 1 + 608 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (36).

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 71 ways as a sum of consecutive naturals, for example, 2928157 + ... + 2928323.

Almost surely, 2489016080 is an apocalyptic number.

489016080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 489016080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (972500256).

489016080 is an abundant number, since it is smaller than the sum of its proper divisors (1455984432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

489016080 is a wasteful number, since it uses less digits than its factorization.

489016080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 489016080 is about 22113.7079658749. The cubic root of 489016080 is about 787.8454780455.

The spelling of 489016080 in words is "four hundred eighty-nine million, sixteen thousand, eighty".