Base | Representation |
---|---|
bin | 100111010111110000… |
… | …011100111111111101 |
3 | 11001010011221120000001 |
4 | 213113300130333331 |
5 | 1143034233240142 |
6 | 31230505234301 |
7 | 3024413252533 |
oct | 472760347775 |
9 | 131104846001 |
10 | 42274508797 |
11 | 16a23949184 |
12 | 8239792991 |
13 | 3ca9370a61 |
14 | 20906c2153 |
15 | 11765205b7 |
hex | 9d7c1cffd |
42274508797 has 4 divisors (see below), whose sum is σ = 42274935900. Its totient is φ = 42274081696.
The previous prime is 42274508789. The next prime is 42274508803. The reversal of 42274508797 is 79780547224.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 24465339396 + 17809169401 = 156414^2 + 133451^2 .
It is a cyclic number.
It is not a de Polignac number, because 42274508797 - 23 = 42274508789 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42274508197) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20223 + ... + 291475.
It is an arithmetic number, because the mean of its divisors is an integer number (10568733975).
Almost surely, 242274508797 is an apocalyptic number.
It is an amenable number.
42274508797 is a deficient number, since it is larger than the sum of its proper divisors (427103).
42274508797 is a wasteful number, since it uses less digits than its factorization.
42274508797 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 427102.
The product of its (nonzero) digits is 7902720, while the sum is 55.
The spelling of 42274508797 in words is "forty-two billion, two hundred seventy-four million, five hundred eight thousand, seven hundred ninety-seven".
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