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489888002 = 2439577967
BaseRepresentation
bin11101001100110…
…001100100000010
31021010210220000002
4131030301210002
52000402404002
6120340000002
715065656622
oct3514614402
91233726002
10489888002
1123159011a
12118090002
137a654576
14490c2882
152d01c002
hex1d331902

489888002 has 16 divisors (see below), whose sum is σ = 738545280. Its totient is φ = 243710208.

The previous prime is 489887989. The next prime is 489888041. The reversal of 489888002 is 200888984.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506123 + ... + 507089.

It is an arithmetic number, because the mean of its divisors is an integer number (46159080).

Almost surely, 2489888002 is an apocalyptic number.

489888002 is a deficient number, since it is larger than the sum of its proper divisors (248657278).

489888002 is a wasteful number, since it uses less digits than its factorization.

489888002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985.

The product of its (nonzero) digits is 294912, while the sum is 47.

The square root of 489888002 is about 22133.4136996533. The cubic root of 489888002 is about 788.3134462526.

The spelling of 489888002 in words is "four hundred eighty-nine million, eight hundred eighty-eight thousand, two".

Divisors: 1 2 439 577 878 967 1154 1934 253303 424513 506606 557959 849026 1115918 244944001 489888002