Base | Representation |
---|---|
bin | 100111010101101101… |
… | …101100001110101000 |
3 | 11001000210110000202112 |
4 | 213111231230032220 |
5 | 1143001444332222 |
6 | 31223242421452 |
7 | 3023516014340 |
oct | 472555541650 |
9 | 131023400675 |
10 | 42240230312 |
11 | 16a06566255 |
12 | 822a201888 |
13 | 3ca222b527 |
14 | 2089d1bd20 |
15 | 11734edbe2 |
hex | 9d5b6c3a8 |
42240230312 has 32 divisors (see below), whose sum is σ = 91998635520. Its totient is φ = 17806184640.
The previous prime is 42240230309. The next prime is 42240230317. The reversal of 42240230312 is 21303204224.
It is not an unprimeable number, because it can be changed into a prime (42240230317) 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, 6179288 + ... + 6186119.
It is an arithmetic number, because the mean of its divisors is an integer number (2874957360).
Almost surely, 242240230312 is an apocalyptic number.
It is an amenable number.
42240230312 is an abundant number, since it is smaller than the sum of its proper divisors (49758405208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42240230312 is a wasteful number, since it uses less digits than its factorization.
42240230312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12365481 (or 12365477 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 23.
Adding to 42240230312 its reverse (21303204224), we get a palindrome (63543434536).
The spelling of 42240230312 in words is "forty-two billion, two hundred forty million, two hundred thirty thousand, three hundred twelve".
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