Base | Representation |
---|---|
bin | 11101000101101… |
… | …011011110110001 |
3 | 1021000022101200010 |
4 | 131011223132301 |
5 | 1444413344311 |
6 | 120232045133 |
7 | 15044112252 |
oct | 3505533661 |
9 | 1230271603 |
10 | 488028081 |
11 | 23052a7a2 |
12 | 1175337a9 |
13 | 7a152b18 |
14 | 48b5ab29 |
15 | 2cca0da6 |
hex | 1d16b7b1 |
488028081 has 8 divisors (see below), whose sum is σ = 662981760. Its totient is φ = 319213232.
The previous prime is 488028041. The next prime is 488028089. The reversal of 488028081 is 180820884.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 488028081 - 218 = 487765937 is a prime.
It is a super-2 number, since 2×4880280812 = 476342815689085122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (488028089) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1534521 + ... + 1534838.
It is an arithmetic number, because the mean of its divisors is an integer number (82872720).
Almost surely, 2488028081 is an apocalyptic number.
It is an amenable number.
488028081 is a deficient number, since it is larger than the sum of its proper divisors (174953679).
488028081 is a wasteful number, since it uses less digits than its factorization.
488028081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3069415.
The product of its (nonzero) digits is 32768, while the sum is 39.
The square root of 488028081 is about 22091.3576088026. The cubic root of 488028081 is about 787.3145375299.
The spelling of 488028081 in words is "four hundred eighty-eight million, twenty-eight thousand, eighty-one".
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