21672972144
21,672,972,144 is an even composite number composed of four prime numbers multiplied together.
21672972144 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 21672972144:
24 × 33 × 433 × 631
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 43 × 43 × 43 × 631)See below for interesting mathematical facts about the number 21672972144 from the Numbermatics database.
Names of 21672972144
- Cardinal: 21672972144 can be written as Twenty-one billion, six hundred seventy-two million, nine hundred seventy-two thousand, one hundred forty-four.
Scientific notation
- Scientific notation: 2.1672972144 × 1010
Factors of 21672972144
Divisors of 21672972144
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 36 43 48 54 72 86 108 129 144 172 216 258 344 387 432 516 631 688 774 1032 1161 1262 1548 1849 1893 2064 2322 2524 3096 3698 3786 4644 5048 5547 5679 6192 7396 7572 9288 10096 11094 11358 14792 15144 16641 17037 18576 22188 22716 27133 29584 30288 33282 34074 44376 45432 49923 54266 66564 68148 79507 81399 88752 90864 99846 108532 133128 136296 159014 162798 199692 217064 238521 244197 266256 272592 318028 325596 399384 434128 477042 488394 636056 651192 715563 732591 798768 954084 976788 1166719 1272112 1302384 1431126 1465182 1908168 1953576 2146689 2333438 2862252 2930364 3500157 3816336 3907152 4293378 4666876 5724504 5860728 7000314 8586756 9333752 10500471 11449008 11721456 14000628 17173512 18667504 21000942 28001256 31501413 34347024 42001884 50168917 56002512 63002826 84003768 100337834 126005652 150506751 168007536 200675668 252011304 301013502 401351336 451520253 504022608 602027004 802702672 903040506 1204054008 1354560759 1806081012 2408108016 2709121518 3612162024 5418243036 7224324048 10836486072 21672972144
- Sum of all divisors σ(n): 63791552000
- Sum of proper divisors (its aliquot sum) s(n): 42118579856
- 21672972144 is an abundant number, because the sum of its proper divisors (42118579856) is greater than itself. Its abundance is 20445607712
Bases of 21672972144
- Binary: 101000010111100111101001111011100002
- Hexadecimal: 0x50BCF4F70
- Base-36: 9YFJ0C0
Squares and roots of 21672972144
- 21672972144 squared (216729721442) is 469717721554599956736
- 21672972144 cubed (216729721443) is 10180179094795993237402933161984
-
The
square root of 21672972144 is 147217.4315222215 -
The
cube root of 21672972144 is 2788.0859481389
Scales and comparisons
How big is 21672972144?- 21,672,972,144 seconds is equal to 689 years, 6 weeks, 6 days, 14 hours, 2 minutes, 24 seconds.
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To count from 1 to 21,672,972,144 would take you about one thousand, three hundred seventy-eight 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 21672972144 cubic inches would be around 232.3 feet tall.
Recreational maths with 21672972144
- 21672972144 backwards is 44127927612
- The number of decimal digits it has is: 11
- The sum of 21672972144's digits is 45
- More coming soon!
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