21216920422320
21,216,920,422,320 is an even composite number composed of five prime numbers multiplied together.
21216920422320 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 21216920422320:
24 × 32 × 5 × 7 × 4209706433
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 4209706433)See below for interesting mathematical facts about the number 21216920422320 from the Numbermatics database.
Names of 21216920422320
- Cardinal: 21216920422320 can be written as Twenty-one trillion, two hundred sixteen billion, nine hundred twenty million, four hundred twenty-two thousand, three hundred twenty.
Scientific notation
- Scientific notation: 2.121692042232 × 1013
Factors of 21216920422320
- Number of distinct prime factors ω(n): 5
- Total number of prime factors Ω(n): 9
- Sum of prime factors: 4209706450
Divisors of 21216920422320
- Number of divisors d(n): 120
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 35 36 40 42 45 48 56 60 63 70 72 80 84 90 105 112 120 126 140 144 168 180 210 240 252 280 315 336 360 420 504 560 630 720 840 1008 1260 1680 2520 5040 4209706433 8419412866 12629119299 16838825732 21048532165 25258238598 29467945031 33677651464 37887357897 42097064330 50516477196 58935890062 63145596495 67355302928 75774715794 84194128660 88403835093 101032954392 117871780124 126291192990 147339725155 151549431588 168388257320 176807670186 189436789485 202065908784 235743560248 252582385980 265211505279 294679450310 303098863176 336776514640 353615340372 378873578970 442019175465 471487120496 505164771960 530423010558 589358900620 606197726352 707230680744 757747157940 884038350930 1010329543920 1060846021116 1178717801240 1326057526395 1414461361488 1515494315880 1768076701860 2121692042232 2357435602480 2652115052790 3030988631760 3536153403720 4243384084464 5304230105580 7072306807440 10608460211160 21216920422320
- Sum of all divisors σ(n): 81432561259296
- Sum of proper divisors (its aliquot sum) s(n): 60215640836976
- 21216920422320 is an abundant number, because the sum of its proper divisors (60215640836976) is greater than itself. Its abundance is 38998720414656
Bases of 21216920422320
- Binary: 1001101001011111100110000000101000111101100002
- Hexadecimal: 0x134BF30147B0
- Base-36: 7IQX2M4S0
Squares and roots of 21216920422320
- 21216920422320 squared (212169204223202) is 450157712207059487154182400
- 21216920422320 cubed (212169204223203) is 9550960357390809593476678261162311168000
-
The
square root of 21216920422320 is 4606182.8472521585 -
The
cube root of 21216920422320 is 27683.9113053187
Scales and comparisons
How big is 21216920422320?- 21,216,920,422,320 seconds is equal to 674,632 years, 22 weeks, 6 days, 14 hours, 12 minutes.
-
To count from 1 to 21,216,920,422,320 would take you about one million, six hundred eighty-six thousand, five hundred eighty-one 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 21216920422320 cubic inches would be around 2307 feet tall.
Recreational maths with 21216920422320
- 21216920422320 backwards is 02322402961212
- 21216920422320 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 21216920422320's digits is 36
- More coming soon!
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