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488053512 = 23344211789
BaseRepresentation
bin11101000101110…
…001101100001000
31021000100200120000
4131011301230020
51444420203022
6120232403000
715044246352
oct3505615410
91230320500
10488053512
11230547911
12117546460
137a16157b
1448b660d2
152cca86ac
hex1d171b08

488053512 has 80 divisors (see below), whose sum is σ = 1371014700. Its totient is φ = 162207360.

The previous prime is 488053481. The next prime is 488053549. The reversal of 488053512 is 215350884.

It is a happy number.

488053512 is a `hidden beast` number, since 48 + 80 + 535 + 1 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 484616196 + 3437316 = 22014^2 + 1854^2 .

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 19 ways as a sum of consecutive naturals, for example, 271914 + ... + 273702.

Almost surely, 2488053512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 488053512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (685507350).

488053512 is an abundant number, since it is smaller than the sum of its proper divisors (882961188).

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

488053512 is a wasteful number, since it uses less digits than its factorization.

488053512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2228 (or 2215 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The square root of 488053512 is about 22091.9331883835. The cubic root of 488053512 is about 787.3282128688.

The spelling of 488053512 in words is "four hundred eighty-eight million, fifty-three thousand, five hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 324 421 648 842 1263 1684 1789 2526 3368 3578 3789 5052 5367 7156 7578 10104 10734 11367 14312 15156 16101 21468 22734 30312 32202 34101 42936 45468 48303 64404 68202 90936 96606 128808 136404 144909 193212 272808 289818 386424 579636 753169 1159272 1506338 2259507 3012676 4519014 6025352 6778521 9038028 13557042 18076056 20335563 27114084 40671126 54228168 61006689 81342252 122013378 162684504 244026756 488053512