21821093424
21,821,093,424 is an even composite number composed of six prime numbers multiplied together.
What does the number 21821093424 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 360 divisors.
21821093424 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 21821093424:
24 × 32 × 132 × 71 × 73 × 173
(2 × 2 × 2 × 2 × 3 × 3 × 13 × 13 × 71 × 73 × 173)See below for interesting mathematical facts about the number 21821093424 from the Numbermatics database.
Names of 21821093424
- Cardinal: 21821093424 can be written as Twenty-one billion, eight hundred twenty-one million, ninety-three thousand, four hundred twenty-four.
Scientific notation
- Scientific notation: 2.1821093424 × 1010
Factors of 21821093424
Divisors of 21821093424
- Number of divisors d(n): 360
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Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 48 52 71 72 73 78 104 117 142 144 146 156 169 173 208 213 219 234 284 292 312 338 346 426 438 468 507 519 568 584 624 639 657 676 692 852 876 923 936 949 1014 1038 1136 1168 1278 1314 1352 1384 1521 1557 1704 1752 1846 1872 1898 2028 2076 2249 2556 2628 2704 2768 2769 2847 3042 3114 3408 3504 3692 3796 4056 4152 4498 5112 5183 5256 5538 5694 6084 6228 6747 7384 7592 8112 8304 8307 8541 8996 10224 10366 10512 11076 11388 11999 12168 12283 12337 12456 12629 13494 14768 15184 15549 16614 17082 17992 20241 20732 22152 22776 23998 24336 24566 24674 24912 25258 26988 29237 31098 33228 34164 35984 35997 36849 37011 37887 40482 41464 44304 45552 46647 47996 49132 49348 50516 53976 58474 62196 66456 67379 68328 71994 73698 74022 75774 80964 82928 87711 93294 95992 98264 98696 101032 107952 107991 110547 111033 113661 116948 124392 132912 134758 136656 143988 147396 148044 151548 159679 161928 164177 175422 186588 191984 196528 197392 202064 202137 215982 221094 222066 227322 233896 248784 263133 269516 287976 294792 296088 303096 319358 323856 328354 350844 373176 404274 431964 442188 444132 454644 467792 479037 492531 526266 539032 575952 589584 592176 606192 606411 638716 656708 701688 746352 808548 863928 875927 884376 888264 896659 909288 958074 985062 1052532 1078064 1212822 1277432 1313416 1403376 1437111 1477593 1617096 1727856 1751854 1768752 1776528 1793318 1818576 1916148 1970124 2075827 2105064 2134301 2425644 2554864 2626832 2627781 2689977 2874222 2955186 3234192 3503708 3586636 3832296 3940248 4151654 4210128 4268602 4851288 5255562 5379954 5748444 5910372 6227481 6402903 7007416 7173272 7664592 7880496 7883343 8069931 8303308 8537204 9702576 10511124 10759908 11496888 11656567 11820744 12454962 12805806 14014832 14346544 15766686 16139862 16606616 17074408 18682443 19208709 21022248 21519816 22993776 23313134 23641488 24909924 25611612 31533372 32279724 33213232 34148816 34969701 37364886 38417418 42044496 43039632 46626268 49819848 51223224 63066744 64559448 69939402 74729772 76834836 93252536 99639696 102446448 104909103 126133488 129118896 139878804 149459544 151535371 153669672 186505072 209818206 279757608 298919088 303070742 307339344 419636412 454606113 559515216 606141484 839272824 909212226 1212282968 1363818339 1678545648 1818424452 2424565936 2727636678 3636848904 5455273356 7273697808 10910546712 21821093424
- Sum of all divisors σ(n): 68370632928
- Sum of proper divisors (its aliquot sum) s(n): 46549539504
- 21821093424 is an abundant number, because the sum of its proper divisors (46549539504) is greater than itself. Its abundance is 24728446080
Bases of 21821093424
- Binary: 101000101001010001101110110001100002
- Hexadecimal: 0x514A37630
- Base-36: A0VPRG0
Squares and roots of 21821093424
- 21821093424 squared (218210934242) is 476160118218936043776
- 21821093424 cubed (218210934243) is 10390334424438287897117049729024
-
The
square root of 21821093424 is 147719.6446786953 -
The
cube root of 21821093424 is 2794.4231439767
Scales and comparisons
How big is 21821093424?- 21,821,093,424 seconds is equal to 693 years, 43 weeks, 5 days, 22 hours, 50 minutes, 24 seconds.
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To count from 1 to 21,821,093,424 would take you about one thousand, three hundred eighty-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 21821093424 cubic inches would be around 232.9 feet tall.
Recreational maths with 21821093424
- 21821093424 backwards is 42439012812
- 21821093424 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21821093424's digits is 36
- More coming soon!
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The information we have on file for 21821093424 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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