Base | Representation |
---|---|
bin | 1110001110001111000… |
… | …01100011100011100100 |
3 | 1201201100212022110220221 |
4 | 13013013201203203210 |
5 | 31001303231014240 |
6 | 1012255041534124 |
7 | 50206625660536 |
oct | 7070741434344 |
9 | 1651325273827 |
10 | 488678766820 |
11 | 17927a473442 |
12 | 7a861644344 |
13 | 3710b7ccb2a |
14 | 1991b813856 |
15 | caa1c8da4a |
hex | 71c78638e4 |
488678766820 has 24 divisors (see below), whose sum is σ = 1026910080000. Its totient is φ = 195341093472.
The previous prime is 488678766809. The next prime is 488678766839. The reversal of 488678766820 is 28667876884.
It is a self number, because there is not a number n which added to its sum of digits gives 488678766820.
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 7 ways as a sum of consecutive naturals, for example, 8120100 + ... + 8180059.
It is an arithmetic number, because the mean of its divisors is an integer number (42787920000).
Almost surely, 2488678766820 is an apocalyptic number.
It is an amenable number.
488678766820 is an abundant number, since it is smaller than the sum of its proper divisors (538231313180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
488678766820 is a wasteful number, since it uses less digits than its factorization.
488678766820 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16301667 (or 16301665 counting only the distinct ones).
The product of its (nonzero) digits is 346816512, while the sum is 70.
The spelling of 488678766820 in words is "four hundred eighty-eight billion, six hundred seventy-eight million, seven hundred sixty-six thousand, eight hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •