21990352384
21,990,352,384 is an even composite number composed of six prime numbers multiplied together.
21990352384 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 21990352384:
29 × 7 × 11 × 13 × 107 × 401
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 11 × 13 × 107 × 401)See below for interesting mathematical facts about the number 21990352384 from the Numbermatics database.
Names of 21990352384
- Cardinal: 21990352384 can be written as Twenty-one billion, nine hundred ninety million, three hundred fifty-two thousand, three hundred eighty-four.
Scientific notation
- Scientific notation: 2.1990352384 × 1010
Factors of 21990352384
Divisors of 21990352384
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 4 7 8 11 13 14 16 22 26 28 32 44 52 56 64 77 88 91 104 107 112 128 143 154 176 182 208 214 224 256 286 308 352 364 401 416 428 448 512 572 616 704 728 749 802 832 856 896 1001 1144 1177 1232 1391 1408 1456 1498 1604 1664 1712 1792 2002 2288 2354 2464 2782 2807 2816 2912 2996 3208 3328 3424 3584 4004 4411 4576 4708 4928 5213 5564 5614 5632 5824 5992 6416 6656 6848 8008 8239 8822 9152 9416 9737 9856 10426 11128 11228 11648 11984 12832 13696 15301 16016 16478 17644 18304 18832 19474 19712 20852 22256 22456 23296 23968 25664 27392 30602 30877 32032 32956 35288 36491 36608 37664 38948 39424 41704 42907 44512 44912 46592 47936 51328 54784 57343 61204 61754 64064 65912 70576 72982 73216 75328 77896 83408 85814 89024 89824 95872 102656 107107 114686 122408 123508 128128 131824 141152 145964 150656 155792 166816 171628 178048 179648 191744 205312 214214 229372 244816 247016 256256 263648 282304 291928 300349 301312 311584 333632 343256 356096 359296 383488 401401 428428 458744 471977 489632 494032 512512 527296 557791 564608 583856 600698 602624 623168 667264 686512 712192 718592 802802 856856 917488 943954 979264 988064 1054592 1115582 1129216 1167712 1201396 1246336 1334528 1373024 1437184 1605604 1713712 1834976 1887908 1958528 1976128 2109184 2231164 2258432 2335424 2402792 2492672 2669056 2746048 3211208 3303839 3427424 3669952 3775816 3904537 3917056 3952256 4218368 4462328 4670848 4805584 4985344 5492096 6135701 6422416 6607678 6854848 7339904 7551632 7809074 7834112 7904512 8924656 9341696 9611168 10984192 12271402 12844832 13215356 13709696 14679808 15103264 15618148 15809024 17849312 18683392 19222336 21968384 24542804 25689664 26430712 27419392 29359616 30206528 31236296 35698624 38444672 42949907 49085608 51379328 52861424 54838784 60413056 62472592 71397248 76889344 85899814 98171216 102758656 105722848 120826112 124945184 142794496 153778688 171799628 196342432 205517312 211445696 241652224 249890368 285588992 343599256 392684864 422891392 499780736 687198512 785369728 845782784 999561472 1374397024 1570739456 1691565568 1999122944 2748794048 3141478912 5497588096 10995176192 21990352384
- Sum of all divisors σ(n): 59693179392
- Sum of proper divisors (its aliquot sum) s(n): 37702827008
- 21990352384 is an abundant number, because the sum of its proper divisors (37702827008) is greater than itself. Its abundance is 15712474624
Bases of 21990352384
- Binary: 101000111101011101000100110000000002
- Hexadecimal: 0x51EBA2600
- Base-36: A3OHKHS
Squares and roots of 21990352384
- 21990352384 squared (219903523842) is 483575597972494483456
- 21990352384 cubed (219903523843) is 10633997803718669630693498159104
-
The
square root of 21990352384 is 148291.4440687661 -
The
cube root of 21990352384 is 2801.6296798673
Scales and comparisons
How big is 21990352384?- 21,990,352,384 seconds is equal to 699 years, 11 weeks, 4 days, 23 hours, 13 minutes, 4 seconds.
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To count from 1 to 21,990,352,384 would take you about one thousand, three hundred ninety-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 21990352384 cubic inches would be around 233.5 feet tall.
Recreational maths with 21990352384
- 21990352384 backwards is 48325309912
- The number of decimal digits it has is: 11
- The sum of 21990352384's digits is 46
- More coming soon!
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