20993143680
20,993,143,680 is an even composite number composed of five prime numbers multiplied together.
20993143680 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 20993143680:
27 × 33 × 5 × 712 × 241
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 71 × 71 × 241)See below for interesting mathematical facts about the number 20993143680 from the Numbermatics database.
Names of 20993143680
- Cardinal: 20993143680 can be written as Twenty billion, nine hundred ninety-three million, one hundred forty-three thousand, six hundred eighty.
Scientific notation
- Scientific notation: 2.099314368 × 1010
Factors of 20993143680
Divisors of 20993143680
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 71 72 80 90 96 108 120 128 135 142 144 160 180 192 213 216 240 241 270 284 288 320 355 360 384 426 432 480 482 540 568 576 639 640 710 720 723 852 864 960 964 1065 1080 1136 1152 1205 1278 1420 1440 1446 1704 1728 1917 1920 1928 2130 2160 2169 2272 2410 2556 2840 2880 2892 3195 3408 3456 3615 3834 3856 4260 4320 4338 4544 4820 5041 5112 5680 5760 5784 6390 6507 6816 7230 7668 7712 8520 8640 8676 9088 9585 9640 10082 10224 10845 11360 11568 12780 13014 13632 14460 15123 15336 15424 17040 17111 17280 17352 19170 19280 20164 20448 21690 22720 23136 25205 25560 26028 27264 28920 30246 30672 30848 32535 34080 34222 34704 38340 38560 40328 40896 43380 45369 45440 46272 50410 51120 51333 52056 57840 60492 61344 65070 68160 68444 69408 75615 76680 77120 80656 81792 85555 86760 90738 92544 100820 102240 102666 104112 115680 120984 122688 130140 136107 136320 136888 138816 151230 153360 153999 154240 161312 171110 173520 181476 201640 204480 205332 208224 226845 231360 241968 245376 256665 260280 272214 273776 277632 302460 306720 307998 322624 342220 347040 362952 403280 408960 410664 416448 453690 461997 462720 483936 513330 520560 544428 547552 604920 613440 615996 645248 680535 684440 694080 725904 769995 806560 821328 832896 907380 923994 967872 1026660 1041120 1088856 1095104 1209840 1214881 1226880 1231992 1361070 1368880 1388160 1451808 1539990 1613120 1642656 1814760 1847988 1935744 2053320 2082240 2177712 2190208 2309985 2419680 2429762 2463984 2722140 2737760 2903616 3079980 3226240 3285312 3629520 3644643 3695976 4106640 4164480 4355424 4619970 4839360 4859524 4927968 5444280 5475520 5807232 6074405 6159960 6570624 7259040 7289286 7391952 8213280 8710848 9239940 9678720 9719048 9855936 10888560 10933929 10951040 12148810 12319920 14518080 14578572 14783904 16426560 17421696 18223215 18479880 19438096 19711872 21777120 21867858 24297620 24639840 29036160 29157144 29567808 32801787 32853120 36446430 36959760 38876192 43554240 43735716 48595240 49279680 54669645 58314288 59135616 65603574 72892860 73919520 77752384 87108480 87471432 97190480 98559360 109339290 116628576 131207148 145785720 147839040 155504768 164008935 174942864 194380960 218678580 233257152 262414296 291571440 295678080 328017870 349885728 388761920 437357160 466514304 524828592 583142880 656035740 699771456 777523840 874714320 1049657184 1166285760 1312071480 1399542912 1749428640 2099314368 2332571520 2624142960 3498857280 4198628736 5248285920 6997714560 10496571840 20993143680
- Sum of all divisors σ(n): 75725575200
- Sum of proper divisors (its aliquot sum) s(n): 54732431520
- 20993143680 is an abundant number, because the sum of its proper divisors (54732431520) is greater than itself. Its abundance is 33739287840
Bases of 20993143680
- Binary: 100111000110100100111110011100000002
- Hexadecimal: 0x4E349F380
- Base-36: 9N6RXC0
Squares and roots of 20993143680
- 20993143680 squared (209931436802) is 440712081569123942400
- 20993143680 cubed (209931436803) is 9251932049892498774531244032000
-
The
square root of 20993143680 is 144890.1089791847 -
The
cube root of 20993143680 is 2758.6238886665
Scales and comparisons
How big is 20993143680?- 20,993,143,680 seconds is equal to 667 years, 26 weeks, 6 days, 4 hours, 48 minutes.
-
To count from 1 to 20,993,143,680 would take you about one thousand, three hundred thirty-five 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 20993143680 cubic inches would be around 229.9 feet tall.
Recreational maths with 20993143680
- 20993143680 backwards is 08634139902
- 20993143680 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20993143680's digits is 45
- More coming soon!
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