Base | Representation |
---|---|
bin | 11101000010000… |
… | …011100011010101 |
3 | 1020221112010112200 |
4 | 131002003203111 |
5 | 1444142444401 |
6 | 120155435113 |
7 | 15033044526 |
oct | 3502034325 |
9 | 1227463480 |
10 | 487078101 |
11 | 22aa40a94 |
12 | 117155a99 |
13 | 79bac5c3 |
14 | 4899084d |
15 | 2cb64686 |
hex | 1d0838d5 |
487078101 has 48 divisors (see below), whose sum is σ = 771825600. Its totient is φ = 294741504.
The previous prime is 487078093. The next prime is 487078139. The reversal of 487078101 is 101870784.
487078101 is a `hidden beast` number, since 487 + 0 + 78 + 101 = 666.
It is not a de Polignac number, because 487078101 - 23 = 487078093 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (487078601) 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 47 ways as a sum of consecutive naturals, for example, 786570 + ... + 787188.
It is an arithmetic number, because the mean of its divisors is an integer number (16079700).
Almost surely, 2487078101 is an apocalyptic number.
It is an amenable number.
487078101 is a deficient number, since it is larger than the sum of its proper divisors (284747499).
487078101 is a wasteful number, since it uses less digits than its factorization.
487078101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 818 (or 815 counting only the distinct ones).
The product of its (nonzero) digits is 12544, while the sum is 36.
The square root of 487078101 is about 22069.8459668390. The cubic root of 487078101 is about 786.8033518557.
The spelling of 487078101 in words is "four hundred eighty-seven million, seventy-eight thousand, one hundred one".
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