Base | Representation |
---|---|
bin | 100111111011111010… |
… | …000010010001001101 |
3 | 11002200110011112020122 |
4 | 213323322002101031 |
5 | 1200310014004100 |
6 | 31411012354325 |
7 | 3045426330146 |
oct | 477372022115 |
9 | 132613145218 |
10 | 42881000525 |
11 | 17205230410 |
12 | 83889159a5 |
13 | 4074c003bc |
14 | 210b078acd |
15 | 11ae8c1985 |
hex | 9fbe8244d |
42881000525 has 48 divisors (see below), whose sum is σ = 58924919040. Its totient is φ = 30694809600.
The previous prime is 42881000509. The next prime is 42881000531. The reversal of 42881000525 is 52500018824.
It is a happy number.
It is not a de Polignac number, because 42881000525 - 24 = 42881000509 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7318397 + ... + 7324253.
It is an arithmetic number, because the mean of its divisors is an integer number (1227602480).
Almost surely, 242881000525 is an apocalyptic number.
It is an amenable number.
42881000525 is a deficient number, since it is larger than the sum of its proper divisors (16043918515).
42881000525 is a wasteful number, since it uses less digits than its factorization.
42881000525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6294 (or 6289 counting only the distinct ones).
The product of its (nonzero) digits is 25600, while the sum is 35.
The spelling of 42881000525 in words is "forty-two billion, eight hundred eighty-one million, five hundred twenty-five", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •