164745672
164,745,672 is an even composite number composed of six prime numbers multiplied together.
164745672 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 164745672:
23 × 3 × 7 × 13 × 241 × 313
(2 × 2 × 2 × 3 × 7 × 13 × 241 × 313)See below for interesting mathematical facts about the number 164745672 from the Numbermatics database.
Names of 164745672
- Cardinal: 164745672 can be written as One hundred sixty-four million, seven hundred forty-five thousand, six hundred seventy-two.
Scientific notation
- Scientific notation: 1.64745672 × 108
Factors of 164745672
Divisors of 164745672
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 4 6 7 8 12 13 14 21 24 26 28 39 42 52 56 78 84 91 104 156 168 182 241 273 312 313 364 482 546 626 723 728 939 964 1092 1252 1446 1687 1878 1928 2184 2191 2504 2892 3133 3374 3756 4069 4382 5061 5784 6266 6573 6748 7512 8138 8764 9399 10122 12207 12532 13146 13496 16276 17528 18798 20244 21931 24414 25064 26292 28483 32552 37596 40488 43862 48828 52584 56966 65793 75192 75433 85449 87724 97656 113932 131586 150866 170898 175448 226299 227864 263172 301732 341796 452598 526344 528031 603464 683592 905196 980629 1056062 1584093 1810392 1961258 2112124 2941887 3168186 3922516 4224248 5883774 6336372 6864403 7845032 11767548 12672744 13728806 20593209 23535096 27457612 41186418 54915224 82372836 164745672
- Sum of all divisors σ(n): 510639360
- Sum of proper divisors (its aliquot sum) s(n): 345893688
- 164745672 is an abundant number, because the sum of its proper divisors (345893688) is greater than itself. Its abundance is 181148016
Bases of 164745672
- Binary: 10011101000111010001110010002
- Hexadecimal: 0x9D1D1C8
- Base-36: 2Q32KO
Squares and roots of 164745672
- 164745672 squared (1647456722) is 27141136442731584
- 164745672 cubed (1647456723) is 4471384762101504321704448
-
The
square root of 164745672 is 12835.3290569427 -
The
cube root of 164745672 is 548.1987042923
Scales and comparisons
How big is 164745672?- 164,745,672 seconds is equal to 5 years, 12 weeks, 2 days, 18 hours, 41 minutes, 12 seconds.
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To count from 1 to 164,745,672 would take you about seven years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 164745672 cubic inches would be around 45.7 feet tall.
Recreational maths with 164745672
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