Base | Representation |
---|---|
bin | 100111011011101010… |
… | …001101101111000000 |
3 | 11001021202010221201120 |
4 | 213123222031233000 |
5 | 1143203013413042 |
6 | 31241204432240 |
7 | 3026136624360 |
oct | 473352155700 |
9 | 131252127646 |
10 | 42339982272 |
11 | 16a578a8395 |
12 | 82576a8680 |
13 | 3cb9ab6163 |
14 | 20992869a0 |
15 | 117c154dec |
hex | 9dba8dbc0 |
42339982272 has 56 divisors (see below), whose sum is σ = 128028045696. Its totient is φ = 12097137408.
The previous prime is 42339982229. The next prime is 42339982273. The reversal of 42339982272 is 27228993324.
It is a tau number, because it is divible by the number of its divisors (56).
It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42339982273) by changing a digit.
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, 15750138 + ... + 15752825.
Almost surely, 242339982272 is an apocalyptic number.
42339982272 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
It is an amenable number.
42339982272 is an abundant number, since it is smaller than the sum of its proper divisors (85688063424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42339982272 is a wasteful number, since it uses less digits than its factorization.
42339982272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31502985 (or 31502975 counting only the distinct ones).
The product of its digits is 2612736, while the sum is 51.
The spelling of 42339982272 in words is "forty-two billion, three hundred thirty-nine million, nine hundred eighty-two thousand, two hundred seventy-two".
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