Base | Representation |
---|---|
bin | 100111110110000011… |
… | …000111011011010100 |
3 | 11002102121020020111020 |
4 | 213312003013123110 |
5 | 1200104333431102 |
6 | 31353142041140 |
7 | 3043124046153 |
oct | 476603073324 |
9 | 132377206436 |
10 | 42782717652 |
11 | 17164801aa4 |
12 | 835ba191b0 |
13 | 405a73b35c |
14 | 20dbdb359a |
15 | 11a5e5abbc |
hex | 9f60c76d4 |
42782717652 has 24 divisors (see below), whose sum is σ = 101089968000. Its totient is φ = 14080387776.
The previous prime is 42782717651. The next prime is 42782717671. The reversal of 42782717652 is 25671728724.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 42782717595 and 42782717604.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42782717651) 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, 22563777 + ... + 22565672.
It is an arithmetic number, because the mean of its divisors is an integer number (4212082000).
Almost surely, 242782717652 is an apocalyptic number.
It is an amenable number.
42782717652 is an abundant number, since it is smaller than the sum of its proper divisors (58307250348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42782717652 is a wasteful number, since it uses less digits than its factorization.
42782717652 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45129535 (or 45129533 counting only the distinct ones).
The product of its digits is 2634240, while the sum is 51.
The spelling of 42782717652 in words is "forty-two billion, seven hundred eighty-two million, seven hundred seventeen thousand, six hundred fifty-two".
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