Base | Representation |
---|---|
bin | 11101001001010… |
… | …101000111101111 |
3 | 1021002010000102012 |
4 | 131021111013233 |
5 | 2000140010241 |
6 | 120304351435 |
7 | 15055206311 |
oct | 3511250757 |
9 | 1232100365 |
10 | 488985071 |
11 | 2310237a3 |
12 | 11791557b |
13 | 7a3c95a3 |
14 | 48d297b1 |
15 | 2cdde6eb |
hex | 1d2551ef |
488985071 has 8 divisors (see below), whose sum is σ = 493290000. Its totient is φ = 484694080.
The previous prime is 488985067. The next prime is 488985073. The reversal of 488985071 is 170589884.
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 488985071 - 22 = 488985067 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (488985073) 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, 74480 + ... + 80778.
It is an arithmetic number, because the mean of its divisors is an integer number (61661250).
Almost surely, 2488985071 is an apocalyptic number.
488985071 is a deficient number, since it is larger than the sum of its proper divisors (4304929).
488985071 is a wasteful number, since it uses less digits than its factorization.
488985071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6969.
The product of its (nonzero) digits is 645120, while the sum is 50.
The square root of 488985071 is about 22113.0068285613. The cubic root of 488985071 is about 787.8288250029.
The spelling of 488985071 in words is "four hundred eighty-eight million, nine hundred eighty-five thousand, seventy-one".
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