Base | Representation |
---|---|
bin | 100111001011010011… |
… | …111100010110111011 |
3 | 11000120122001101210210 |
4 | 213023103330112323 |
5 | 1142122310132400 |
6 | 31154050042203 |
7 | 3016266423330 |
oct | 471323742673 |
9 | 130518041723 |
10 | 42065708475 |
11 | 16926aa542a |
12 | 819b879363 |
13 | 3c75024c7b |
14 | 2070a8c987 |
15 | 1163028950 |
hex | 9cb4fc5bb |
42065708475 has 24 divisors (see below), whose sum is σ = 79484158720. Its totient is φ = 19230037920.
The previous prime is 42065708473. The next prime is 42065708507. The reversal of 42065708475 is 57480756024.
It is not a de Polignac number, because 42065708475 - 21 = 42065708473 is a prime.
It is a super-3 number, since 3×420657084753 (a number of 33 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (42065708473) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40062055 + ... + 40063104.
Almost surely, 242065708475 is an apocalyptic number.
42065708475 is a deficient number, since it is larger than the sum of its proper divisors (37418450245).
42065708475 is a wasteful number, since it uses less digits than its factorization.
42065708475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80125179 (or 80125174 counting only the distinct ones).
The product of its (nonzero) digits is 1881600, while the sum is 48.
The spelling of 42065708475 in words is "forty-two billion, sixty-five million, seven hundred eight thousand, four hundred seventy-five".
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