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487888712 = 23177150527
BaseRepresentation
bin11101000101001…
…001011101001000
31021000001022111022
4131011021131020
51444344414322
6120225052012
715042662033
oct3505113510
91230038438
10487888712
11230445013
12117487008
137a10455c
1448b2201a
152cc74942
hex1d149748

487888712 has 32 divisors (see below), whose sum is σ = 982264320. Its totient is φ = 226356480.

The previous prime is 487888703. The next prime is 487888733. The reversal of 487888712 is 217888784.

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 7 ways as a sum of consecutive naturals, for example, 15608 + ... + 34919.

It is an arithmetic number, because the mean of its divisors is an integer number (30695760).

Almost surely, 2487888712 is an apocalyptic number.

It is an amenable number.

487888712 is an abundant number, since it is smaller than the sum of its proper divisors (494375608).

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

487888712 is a wasteful number, since it uses less digits than its factorization.

487888712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50621 (or 50617 counting only the distinct ones).

The product of its digits is 1605632, while the sum is 53.

The square root of 487888712 is about 22088.2030052243. The cubic root of 487888712 is about 787.2395844067.

The spelling of 487888712 in words is "four hundred eighty-seven million, eight hundred eighty-eight thousand, seven hundred twelve".

Divisors: 1 2 4 8 17 34 68 71 136 142 284 568 1207 2414 4828 9656 50527 101054 202108 404216 858959 1717918 3435836 3587417 6871672 7174834 14349668 28699336 60986089 121972178 243944356 487888712