20920838400

Names of 20920838400

• Cardinal: 20920838400 can be written as Twenty billion, nine hundred twenty million, eight hundred thirty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 2.09208384 × 10¹⁰

Factors of 20920838400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 170

Divisors of 20920838400

• Number of divisors d(n): 1296
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 18 20 21 22 24 25 28 30 32 33 35 36 40 42 44 45 48 50 53 55 56 60 63 64 66 70 72 75 77 80 84 88 89 90 96 99 100 105 106 110 112 120 126 128 132 140 144 150 154 159 160 165 168 175 176 178 180 192 198 200 210 212 220 224 225 231 240 252 256 264 265 267 275 280 288 300 308 315 318 320 330 336 350 352 356 360 371 384 385 396 400 420 424 440 445 448 450 462 477 480 495 504 525 528 530 534 550 560 576 583 600 616 623 630 636 640 660 672 693 700 704 712 720 742 768 770 792 795 800 801 825 840 848 880 890 896 900 924 954 960 979 990 1008 1050 1056 1060 1068 1100 1113 1120 1152 1155 1166 1200 1232 1246 1260 1272 1280 1320 1325 1335 1344 1386 1400 1408 1424 1440 1484 1540 1575 1584 1590 1600 1602 1650 1680 1696 1749 1760 1780 1792 1800 1848 1855 1869 1908 1920 1925 1958 1980 2016 2100 2112 2120 2136 2200 2225 2226 2240 2304 2310 2332 2385 2400 2464 2475 2492 2520 2544 2640 2650 2670 2688 2772 2800 2816 2848 2880 2915 2937 2968 3080 3115 3150 3168 3180 3200 3204 3300 3339 3360 3392 3465 3498 3520 3560 3600 3696 3710 3738 3816 3840 3850 3916 3960 3975 4005 4032 4081 4200 4224 4240 4272 4400 4450 4452 4480 4620 4664 4717 4770 4800 4895 4928 4950 4984 5040 5088 5247 5280 5300 5340 5376 5544 5565 5600 5607 5696 5760 5775 5830 5874 5936 6160 6230 6300 6336 6360 6400 6408 6600 6675 6678 6720 6784 6853 6930 6996 7040 7120 7200 7392 7420 7476 7632 7700 7832 7920 7950 8010 8064 8162 8400 8448 8480 8544 8745 8800 8811 8900 8904 8960 9240 9275 9328 9345 9434 9540 9600 9790 9856 9900 9968 10080 10176 10494 10560 10600 10680 11088 11130 11200 11214 11392 11520 11550 11660 11748 11872 11925 12243 12320 12460 12600 12672 12720 12816 13200 13350 13356 13440 13568 13706 13860 13992 14080 14151 14240 14400 14575 14685 14784 14840 14952 15264 15400 15575 15664 15840 15900 16020 16128 16324 16695 16800 16960 17088 17325 17490 17600 17622 17800 17808 18480 18550 18656 18690 18868 19080 19200 19580 19712 19800 19936 20025 20160 20352 20405 20559 20988 21120 21200 21360 22176 22260 22400 22428 22784 23100 23320 23496 23585 23744 23850 24475 24486 24640 24920 25200 25344 25440 25632 26235 26400 26700 26712 26880 27412 27720 27825 27984 28035 28302 28480 28800 29150 29370 29568 29680 29904 30528 30800 31150 31328 31680 31800 32040 32648 33019 33390 33600 33920 34176 34265 34650 34980 35200 35244 35600 35616 36729 36960 37100 37312 37380 37736 38160 39160 39600 39872 40050 40320 40704 40810 41118 41976 42240 42400 42453 42720 43725 44055 44352 44520 44800 44856 46200 46640 46725 46992 47170 47488 47700 48950 48972 49280 49840 50400 50880 51264 51887 52470 52800 53400 53424 54824 55440 55650 55968 56070 56604 56960 57600 58300 58740 59136 59360 59808 61056 61215 61600 61677 62300 62656 63360 63600 64080 65296 66038 66780 67200 67840 68352 68530 69300 69960 70400 70488 70755 71200 71232 73425 73458 73920 74200 74624 74760 75472 76320 78320 79200 79744 80100 80640 81620 82236 83475 83952 84800 84906 85440 87450 88110 88704 89040 89712 92400 93280 93450 93984 94340 94976 95400 97900 97944 98560 99057 99680 100800 101760 102025 102528 102795 103774 104940 105600 106800 106848 109648 110880 111300 111936 112140 113208 113920 116600 117480 117925 118720 119616 122112 122430 123200 123354 124600 125312 126720 127200 128160 130592 131175 132076 133560 134400 137060 138600 139920 140175 140976 141510 142400 142464 146850 146916 147840 148400 149248 149520 150944 152640 155661 156640 158400 159488 160200 163240 164472 165095 166950 167904 169600 169812 170880 171325 174900 176220 177408 178080 179424 183645 184800 186560 186900 187968 188680 190800 195800 195888 198114 199360 201600 203520 204050 205056 205590 207548 209880 211200 212265 213600 213696 219296 220275 221760 222600 223872 224280 226416 233200 234960 235850 237440 239232 244860 246400 246708 249200 250624 254400 256320 259435 261184 262350 264152 267120 274120 277200 279840 280350 281952 283020 284800 284928 293700 293832 295680 296800 297171 299040 301888 305280 306075 308385 311322 313280 316800 320400 326480 328944 330190 333900 335808 339200 339624 341760 342650 349800 352440 353775 356160 358848 363209 367290 369600 373120 373800 375936 377360 381600 391600 391776 396228 398720 403200 408100 411180 415096 419760 424530 427200 427392 438592 440550 443520 445200 447744 448560 452832 466400 466983 469920 471700 474880 478464 489720 492800 493416 495285 498400 508800 512640 513975 518870 522368 524700 528304 534240 548240 554400 559680 560700 563904 566040 569600 587400 587664 593600 594342 598080 603776 610560 612150 616770 622644 626560 633600 640800 652960 657888 660380 667800 671616 679248 685300 699600 704880 707550 712320 717696 726418 734580 739200 746240 747600 751872 754720 763200 778305 783200 783552 792456 797440 816200 822360 825475 830192 839520 849060 854400 854784 877184 881100 887040 890400 897120 905664 918225 932800 933966 939840 943400 979440 986832 990570 996800 1017600 1025280 1027950 1037740 1044736 1049400 1056608 1061325 1068480 1089627 1096480 1108800 1119360 1121400 1127808 1132080 1174800 1175328 1187200 1188684 1196160 1207552 1224300 1233540 1245288 1253120 1281600 1297175 1305920 1315776 1320760 1335600 1343232 1358496 1370600 1399200 1409760 1415100 1424640 1435392 1452836 1469160 1478400 1485855 1495200 1509440 1526400 1541925 1556610 1566400 1567104 1584912 1632400 1644720 1650950 1660384 1679040 1698120 1708800 1754368 1762200 1780800 1794240 1811328 1816045 1836450 1865600 1867932 1879680 1886800 1958880 1973664 1981140 1993600 2055900 2075480 2098800 2113216 2122650 2136960 2179254 2192960 2217600 2238720 2242800 2255616 2264160 2334915 2349600 2350656 2374400 2377368 2392320 2448600 2467080 2476425 2490576 2563200 2594350 2611840 2631552 2641520 2671200 2716992 2741200 2798400 2819520 2830200 2905672 2938320 2971710 2990400 3018880 3052800 3083850 3113220 3132800 3134208 3169824 3264800 3268881 3289440 3301900 3320768 3358080 3396240 3524400 3561600 3588480 3622656 3632090 3672900 3731200 3735864 3759360 3773600 3891525 3917760 3947328 3962280 3987200 4111800 4150960 4197600 4226432 4245300 4273920 4358508 4385920 4435200 4485600 4528320 4669830 4699200 4701312 4754736 4897200 4934160 4952850 4981152 5126400 5188700 5223680 5263104 5283040 5342400 5433984 5448135 5482400 5596800 5639040 5660400 5811344 5876640 5943420 5980800 6037760 6167700 6226440 6265600 6339648 6529600 6537762 6578880 6603800 6641536 6716160 6792480 7048800 7123200 7176960 7264180 7345800 7429275 7471728 7547200 7783050 7835520 7894656 7924560 8223600 8301920 8395200 8452864 8490600 8717016 8771840 8971200 9056640 9080225 9339660 9398400 9402624 9509472 9794400 9868320 9905700 9962304 10377400 10566080 10684800 10867968 10896270 10964800 11193600 11278080 11320800 11622688 11674575 11753280 11886840 11961600 12335400 12452880 12679296 13059200 13075524 13157760 13207600 13283072 13584960 14097600 14528360 14691600 14858550 14943456 15094400 15566100 15671040 15789312 15849120 16344405 16447200 16603840 16790400 16981200 17434032 17942400 18113280 18160450 18679320 18796800 19018944 19588800 19736640 19811400 19924608 20754800 21132160 21369600 21792540 21929600 22641600 23245376 23349150 23506560 23773680 24670800 24905760 25358592 26118400 26151048 26315520 26415200 27169920 27240675 28195200 29056720 29383200 29717100 29886912 30188800 31132200 31698240 32688810 32894400 33207680 33580800 33962400 34868064 35884800 36320900 37358640 38037888 39177600 39473280 39622800 39849216 41509600 42264320 43585080 43859200 45283200 46490752 46698300 47013120 47547360 49341600 49811520 52302096 52830400 54339840 54481350 56390400 58113440 58766400 59434200 59773824 62264400 63396480 65377620 65788800 66415360 67924800 69736128 72641800 74717280 76075776 78355200 78946560 79245600 81722025 83019200 87170160 90566400 92981504 93396600 95094720 98683200 99623040 104604192 105660800 108962700 116226880 117532800 118868400 119547648 124528800 126792960 130755240 131577600 135849600 139472256 145283600 149434560 158491200 163444050 166038400 174340320 186793200 190189440 197366400 199246080 209208384 211321600 217925400 232453760 235065600 237736800 249057600 261510480 271699200 278944512 290567200 298869120 316982400 326888100 332076800 348680640 373586400 380378880 394732800 418416768 435850800 464907520 475473600 498115200 523020960 581134400 597738240 633964800 653776200 697361280 747172800 836833536 871701600 950947200 996230400 1046041920 1162268800 1307552400 1394722560 1494345600 1743403200 1901894400 2092083840 2324537600 2615104800 2988691200 3486806400 4184167680 5230209600 6973612800 10460419200 20920838400
• Sum of all divisors σ(n): 96080100480
• Sum of proper divisors (its aliquot sum) s(n): 75159262080
• 20920838400 is an abundant number, because the sum of its proper divisors (75159262080) is greater than itself. Its abundance is 54238423680

Bases of 20920838400

• Binary: 10011011110111110101010100100000000₂
• Hexadecimal: 0x4DEFAA900
• Base-36: 9LZQ680

Squares and roots of 20920838400

• 20920838400 squared (20920838400²) is 437681479358914560000
• 20920838400 cubed (20920838400³) is 9156663500340787109167104000000
• The square root of 20920838400 is 144640.3761057057
• The cube root of 20920838400 is 2755.4531310449

Scales and comparisons

• 20,920,838,400 seconds is equal to 665 years, 11 weeks, 2 days, 8 hours.
• To count from 1 to 20,920,838,400 would take you about one thousand, three hundred thirty 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 20920838400 cubic inches would be around 229.6 feet tall.

Recreational maths with 20920838400

• 20920838400 backwards is 00483802902
• 20920838400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20920838400's digits is 36
• More coming soon!