Base | Representation |
---|---|
bin | 101100001101110000… |
… | …100111101110001110 |
3 | 11112112122111202111120 |
4 | 230031300213232032 |
5 | 1234212211132203 |
6 | 33450540301410 |
7 | 3300326001231 |
oct | 541560475616 |
9 | 145478452446 |
10 | 47475489678 |
11 | 19152749091 |
12 | 924b541866 |
13 | 4627a3b236 |
14 | 242533d418 |
15 | 137ce26b53 |
hex | b0dc27b8e |
47475489678 has 32 divisors (see below), whose sum is σ = 95588007936. Its totient is φ = 15719060448.
The previous prime is 47475489641. The next prime is 47475489683. The reversal of 47475489678 is 87698457474.
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 15 ways as a sum of consecutive naturals, for example, 3594675 + ... + 3607857.
It is an arithmetic number, because the mean of its divisors is an integer number (2987125248).
Almost surely, 247475489678 is an apocalyptic number.
47475489678 is an abundant number, since it is smaller than the sum of its proper divisors (48112518258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47475489678 is a wasteful number, since it uses less digits than its factorization.
47475489678 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17168.
The product of its digits is 379330560, while the sum is 69.
The spelling of 47475489678 in words is "forty-seven billion, four hundred seventy-five million, four hundred eighty-nine thousand, six hundred seventy-eight".
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