20985620040

Names of 20985620040

• Cardinal: 20985620040 can be written as Twenty billion, nine hundred eighty-five million, six hundred twenty thousand and forty.

Scientific notation

• Scientific notation: 2.098562004 × 10¹⁰

Factors of 20985620040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 144

Divisors of 20985620040

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 18 20 21 22 24 28 30 33 35 36 37 40 42 44 45 49 55 56 60 63 66 70 72 74 77 79 84 88 90 98 99 105 110 111 120 126 132 140 147 148 154 158 165 168 180 185 196 198 210 220 222 231 237 245 252 259 264 280 294 296 308 315 316 330 333 360 370 385 392 395 396 407 420 440 441 444 462 474 490 495 504 518 539 553 555 588 616 630 632 660 666 693 711 735 740 770 777 790 792 814 840 869 882 888 924 948 980 990 1036 1078 1106 1110 1155 1176 1185 1221 1260 1295 1320 1332 1369 1386 1422 1470 1480 1540 1554 1580 1617 1628 1659 1665 1738 1764 1813 1848 1896 1960 1980 2035 2072 2156 2205 2212 2220 2310 2331 2370 2442 2520 2590 2607 2664 2695 2738 2765 2772 2844 2849 2923 2940 3080 3108 3160 3234 3256 3318 3330 3465 3476 3528 3555 3626 3663 3871 3885 3960 4070 4107 4312 4345 4410 4424 4440 4620 4662 4740 4851 4884 4977 5180 5214 5390 5439 5476 5530 5544 5688 5698 5846 5880 6083 6105 6216 6468 6636 6660 6845 6930 6952 7110 7252 7326 7742 7770 7821 8085 8140 8214 8295 8547 8690 8769 8820 9065 9240 9324 9480 9583 9702 9768 9954 10360 10428 10780 10878 10952 11060 11396 11613 11655 11692 12166 12210 12321 12936 13035 13272 13320 13690 13860 14220 14245 14504 14615 14652 15059 15484 15540 15642 16170 16280 16317 16428 16590 17094 17380 17538 17640 18130 18249 18315 18648 19166 19355 19404 19908 19943 20461 20535 20856 21560 21756 22120 22792 23226 23310 23384 24255 24332 24420 24642 24885 25641 26070 26307 27195 27380 27720 28440 28490 28749 29230 29304 30118 30415 30968 31080 31284 32153 32340 32634 32856 33180 34188 34760 34839 35076 36260 36498 36630 38332 38710 38808 39105 39816 39886 40922 41070 42581 42735 43512 43845 45177 46452 46620 47915 48510 48664 48840 49284 49770 51282 52140 52614 54390 54747 54760 56980 57498 58065 58460 59829 60236 60830 61383 61605 62568 64306 64680 65268 66360 67081 68376 69678 70152 72520 72996 73260 75295 76664 77420 78210 79772 81585 81844 82140 85162 85470 86247 87690 90354 91245 92904 93240 95830 96459 97020 98568 99540 99715 102305 102564 104280 105228 105413 108151 108780 109494 113960 114996 116130 116920 119658 120472 121660 122766 123210 127743 128205 128612 130536 131535 134162 135531 139356 143227 143745 145992 146520 150590 154840 156420 159544 160765 163170 163688 164280 170324 170940 172494 174195 175380 179487 180708 182490 184149 191660 192918 194040 199080 199430 201243 204610 205128 210456 210826 212905 216302 217560 218988 225071 225885 229992 232260 239316 243320 245532 246420 255486 256410 257224 263070 268324 271062 273735 278712 286454 287490 289377 299145 301180 306915 312840 316239 321530 324453 326340 335405 340648 341880 344988 348390 350760 358974 361416 364980 368298 383229 383320 385836 398860 402486 409220 421652 425810 429681 431235 432604 437976 450142 451770 464520 478632 482295 491064 492840 510972 512820 526140 527065 536648 540755 542124 547470 572908 574980 578754 598290 602360 603729 613830 632478 638715 643060 648906 652680 670810 675213 677655 689976 696780 716135 717948 729960 736596 737891 757057 766458 771672 797720 804972 818440 843304 851620 859362 862470 865208 897435 900284 903540 920745 948717 964590 973359 1006215 1021944 1025640 1052280 1054130 1081510 1084248 1094940 1125355 1145816 1149960 1157508 1189661 1196580 1207458 1227660 1264956 1277430 1286120 1289043 1297812 1341620 1350426 1355310 1393560 1432270 1435896 1446885 1473192 1475782 1514114 1532916 1575497 1581195 1609944 1622265 1703240 1718724 1724940 1794870 1800568 1807080 1841490 1897434 1916145 1929180 1946718 2012430 2025639 2108260 2148405 2163020 2189880 2213673 2250710 2271171 2315016 2379322 2393160 2414916 2455320 2529912 2554860 2578086 2595624 2683240 2700852 2710620 2864540 2893770 2951564 3018645 3028228 3065832 3150994 3162390 3244530 3376065 3437448 3449880 3568983 3589740 3682980 3689455 3785285 3794868 3832290 3858360 3893436 4024860 4051278 4216520 4296810 4326040 4427346 4501420 4542342 4726491 4743585 4758644 4829832 4866795 5109720 5156172 5299399 5401704 5421240 5729080 5787540 5903128 5948305 6037290 6056456 6301988 6324780 6445215 6489060 6641019 6752130 6813513 7137966 7179480 7365960 7378910 7570570 7589736 7664580 7786872 7877485 8049720 8102556 8327627 8593620 8854692 9002840 9084684 9452982 9487170 9517288 9733590 10128195 10312344 10598798 10706949 11068365 11355855 11575080 11896610 12074580 12603976 12649560 12890430 12978120 13282038 13504260 13627026 14179473 14275932 14757820 15141140 15329160 15754970 15898197 16205112 16655254 17187240 17709384 17844915 18169368 18905964 18974340 19467180 20256390 21197596 21413898 22136730 22711710 23632455 23793220 24149160 24982881 25780860 26496995 26564076 27008520 27254052 28358946 28551864 29515640 30282280 31509940 31796394 33205095 33310508 34067565 35689830 37811928 37948680 38934360 40512780 41638135 42395192 42827796 44273460 45423420 47264910 47586440 47694591 49965762 51561720 52993990 53128152 53534745 54508104 56717892 58293389 63019880 63592788 66410190 66621016 68135130 70897365 71379660 74948643 79490985 81025560 83276270 85655592 88546920 90846840 94529820 95389182 99931524 105987980 107069490 113435784 116586778 124914405 127185576 132820380 136270260 141794730 142759320 149897286 158981970 166552540 174880167 189059640 190778364 199863048 211975960 214138980 233173556 238472955 249828810 265640760 272540520 283589460 291466945 299794572 317963940 333105080 349760334 374743215 381556728 428277960 466347112 476945910 499657620 524640501 567178920 582933890 599589144 635927880 699520668 749486430 874400835 953891820 999315240 1049281002 1165867780 1399041336 1498972860 1748801670 1907783640 2098562004 2331735560 2623202505 2997945720 3497603340 4197124008 5246405010 6995206680 10492810020 20985620040
• Sum of all divisors σ(n): 90079516800
• Sum of proper divisors (its aliquot sum) s(n): 69093896760
• 20985620040 is an abundant number, because the sum of its proper divisors (69093896760) is greater than itself. Its abundance is 48108276720

Bases of 20985620040

• Binary: 10011100010110101110010011001001000₂
• Hexadecimal: 0x4E2D72648
• Base-36: 9N2AO20

Squares and roots of 20985620040

• 20985620040 squared (20985620040²) is 440396248463249601600
• 20985620040 cubed (20985620040³) is 9241988337291190042858976064000
• The square root of 20985620040 is 144864.1433895911
• The cube root of 20985620040 is 2758.2942989479

Scales and comparisons

• 20,985,620,040 seconds is equal to 667 years, 14 weeks, 3 days, 2 hours, 54 minutes.
• To count from 1 to 20,985,620,040 would take you about one thousand, three hundred thirty-four 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 20985620040 cubic inches would be around 229.9 feet tall.

Recreational maths with 20985620040

• 20985620040 backwards is 04002658902
• 20985620040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20985620040's digits is 36
• More coming soon!