Base | Representation |
---|---|
bin | 11101000010110… |
… | …100110110000001 |
3 | 1020221220101111110 |
4 | 131002310312001 |
5 | 1444220430001 |
6 | 120204033533 |
7 | 15034545255 |
oct | 3502646601 |
9 | 1227811443 |
10 | 487280001 |
11 | 23006974a |
12 | 1172328a9 |
13 | 79c50480 |
14 | 48a04265 |
15 | 2cba43d6 |
hex | 1d0b4d81 |
487280001 has 16 divisors (see below), whose sum is σ = 730106496. Its totient is φ = 286826496.
The previous prime is 487279963. The next prime is 487280021. The reversal of 487280001 is 100082784.
It is not a de Polignac number, because 487280001 - 27 = 487279873 is a prime.
It is not an unprimeable number, because it can be changed into a prime (487280021) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 270720 + ... + 272513.
It is an arithmetic number, because the mean of its divisors is an integer number (45631656).
Almost surely, 2487280001 is an apocalyptic number.
It is an amenable number.
487280001 is a deficient number, since it is larger than the sum of its proper divisors (242826495).
487280001 is a wasteful number, since it uses less digits than its factorization.
487280001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 543272.
The product of its (nonzero) digits is 3584, while the sum is 30.
The square root of 487280001 is about 22074.4196073192. The cubic root of 487280001 is about 786.9120501338.
The spelling of 487280001 in words is "four hundred eighty-seven million, two hundred eighty thousand, one".
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