Base | Representation |
---|---|
bin | 100111110011011011… |
… | …111010000111001101 |
3 | 11002022112202022111020 |
4 | 213303123322013031 |
5 | 1200012123310234 |
6 | 31344534344353 |
7 | 3042052346316 |
oct | 476333720715 |
9 | 132275668436 |
10 | 42738885069 |
11 | 17141a93a21 |
12 | 83491bb0b9 |
13 | 405163220a |
14 | 20d624360d |
15 | 11a219d549 |
hex | 9f36fa1cd |
42738885069 has 8 divisors (see below), whose sum is σ = 57835705440. Its totient is φ = 28067327376.
The previous prime is 42738885047. The next prime is 42738885083. The reversal of 42738885069 is 96058883724.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-42738885069 is a prime.
It is a super-2 number, since 2×427388850692 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42738885029) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106315434 + ... + 106315835.
It is an arithmetic number, because the mean of its divisors is an integer number (7229463180).
Almost surely, 242738885069 is an apocalyptic number.
It is an amenable number.
42738885069 is a deficient number, since it is larger than the sum of its proper divisors (15096820371).
42738885069 is a wasteful number, since it uses less digits than its factorization.
42738885069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 212631339.
The product of its (nonzero) digits is 23224320, while the sum is 60.
The spelling of 42738885069 in words is "forty-two billion, seven hundred thirty-eight million, eight hundred eighty-five thousand, sixty-nine".
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