21115137830400

Names of 21115137830400

• Cardinal: 21115137830400 can be written as Twenty-one trillion, one hundred fifteen billion, one hundred thirty-seven million, eight hundred thirty thousand, four hundred.

Scientific notation

• Scientific notation: 2.11151378304 × 10¹³

Factors of 21115137830400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 347859

Divisors of 21115137830400

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 25 30 31 32 34 36 40 45 48 50 51 60 62 64 68 72 75 80 85 90 93 96 100 102 120 124 128 136 144 150 153 155 160 170 180 186 192 200 204 225 240 248 255 256 272 279 288 300 306 310 320 340 360 372 384 400 408 425 450 465 480 496 510 512 527 544 558 576 600 612 620 640 680 720 744 765 768 775 800 816 850 900 930 960 992 1020 1054 1088 1116 1152 1200 1224 1240 1275 1280 1360 1395 1440 1488 1530 1536 1550 1581 1600 1632 1700 1800 1860 1920 1984 2040 2108 2176 2232 2304 2325 2400 2448 2480 2550 2560 2635 2720 2790 2880 2976 3060 3100 3162 3200 3264 3400 3600 3720 3825 3840 3968 4080 4216 4352 4464 4608 4650 4743 4800 4896 4960 5100 5270 5440 5580 5760 5952 6120 6200 6324 6400 6528 6800 6975 7200 7440 7650 7680 7905 7936 8160 8432 8704 8928 9300 9486 9600 9792 9920 10200 10540 10880 11160 11520 11904 12240 12400 12648 12800 13056 13175 13600 13950 14400 14880 15300 15810 15872 16320 16864 17856 18600 18972 19200 19584 19840 20400 21080 21760 22320 23040 23715 23808 24480 24800 25296 26112 26350 27200 27900 28800 29760 30600 31620 32640 33728 35712 37200 37944 38400 39168 39525 39680 40800 42160 43520 44640 47430 47616 48960 49600 50592 52700 54400 55800 57600 59520 61200 63240 65280 67456 71424 74400 75888 78336 79050 79360 81600 84320 89280 94860 97920 99200 101184 105400 108800 111600 115200 118575 119040 122400 126480 130560 134912 142848 148800 151776 158100 163200 168640 178560 189720 195840 198400 202368 210800 217600 223200 237150 238080 244800 252960 269824 297600 303552 316200 326400 337280 347801 357120 379440 391680 396800 404736 421600 446400 474300 489600 505920 595200 607104 632400 652800 674560 695602 714240 758880 809472 843200 892800 948600 979200 1011840 1043403 1190400 1214208 1264800 1349120 1391204 1517760 1686400 1739005 1785600 1897200 1958400 2023680 2086806 2428416 2529600 2782408 3035520 3130209 3372800 3478010 3571200 3794400 4047360 4173612 5059200 5217015 5564816 5912617 6071040 6260418 6745600 6956020 7588800 8347224 8695025 10118400 10434030 10781831 11129632 11825234 12142080 12520836 13912040 15177600 15651045 16694448 17390050 17737851 20236800 20868060 21563662 22259264 23650468 25041672 26085075 27824080 29563085 30355200 31302090 32345493 33388896 34780100 35475702 41736120 43127324 44518528 47300936 50083344 52170150 53213553 53909155 55648160 59126170 60710400 62604180 64690986 66777792 69560200 70951404 78255225 83472240 86254648 88689255 89037056 94601872 97036479 100166688 104340300 106427106 107818310 111296320 118252340 125208360 129381972 133555584 139120400 141902808 147815425 156510450 161727465 166944480 172509296 177378510 178074112 183291127 189203744 194072958 200333376 208680600 212854212 215636620 222592640 236504680 250416720 258763944 266067765 267111168 269545775 278240800 283805616 295630850 313020900 323454930 333888960 345018592 354757020 366582254 378407488 388145916 400666752 417361200 425708424 431273240 443446275 445185280 473009360 485182395 500833440 517527888 532135530 534222336 539091550 549873381 556481600 567611232 591261700 626041800 646909860 667777920 690037184 709514040 733164508 756814976 776291832 801333504 808637325 834722400 851416848 862546480 886892550 890370560 916455635 946018720 970364790 1001666880 1035055776 1064271060 1078183100 1099746762 1112963200 1135222464 1182523400 1252083600 1293819720 1330338825 1335555840 1380074368 1419028080 1466329016 1513629952 1552583664 1602667008 1617274650 1649620143 1669444800 1702833696 1725092960 1773785100 1832911270 1892037440 1940729580 2003333760 2070111552 2128542120 2156366200 2199493524 2225926400 2270444928 2365046800 2425911975 2504167200 2587639440 2660677650 2671111680 2749366905 2760148736 2838056160 2932658032 3027259904 3105167328 3234549300 3299240286 3338889600 3405667392 3450185920 3547570200 3665822540 3784074880 3881459160 4006667520 4140223104 4257084240 4312732400 4398987048 4451852800 4540889856 4582278175 4730093600 4851823950 5008334400 5175278880 5321355300 5498733810 5520297472 5676112320 5865316064 6210334656 6469098600 6598480572 6677779200 6811334784 6900371840 7095140400 7331645080 7568149760 7762918320 8013335040 8248100715 8280446208 8514168480 8625464800 8797974096 9081779712 9164556350 9460187200 9703647900 10016668800 10350557760 10642710600 10997467620 11352224640 11730632128 12420669312 12938197200 13196961144 13355558400 13622669568 13746834525 13800743680 14190280800 14663290160 15136299520 15525836640 16496201430 16560892416 17028336960 17250929600 17595948192 18329112700 18920374400 19407295800 20033337600 20701115520 21285421200 21994935240 22704449280 23461264256 24841338624 25876394400 26393922288 27245339136 27493669050 27601487360 28380561600 29326580320 31051673280 32992402860 34056673920 34501859200 35191896384 36658225400 37840748800 38814591600 40066675200 41240503575 41402231040 42570842400 43989870480 45408898560 46922528512 49682677248 51752788800 52787844576 54987338100 56761123200 58653160640 62103346560 65984805720 68113347840 69003718400 70383792768 73316450800 75681497600 77629183200 82481007150 82804462080 85141684800 87979740960 93845057024 103505577600 105575689152 109974676200 113522246400 117306321280 124206693120 131969611440 136226695680 138007436800 140767585536 146632901600 155258366400 164962014300 170283369600 175959481920 207011155200 211151378304 219949352400 227044492800 234612642560 248413386240 263939222880 281535171072 293265803200 310516732800 329924028600 340566739200 351918963840 414022310400 422302756608 439898704800 469225285120 527878445760 586531606400 621033465600 659848057200 681133478400 703837927680 844605513216 879797409600 1055756891520 1173063212800 1242066931200 1319696114400 1407675855360 1759594819200 2111513783040 2346126425600 2639392228800 3519189638400 4223027566080 5278784457600 7038379276800 10557568915200 21115137830400
• Sum of all divisors σ(n): 82591478057088
• Sum of proper divisors (its aliquot sum) s(n): 61476340226688
• 21115137830400 is an abundant number, because the sum of its proper divisors (61476340226688) is greater than itself. Its abundance is 40361202396288

Bases of 21115137830400

• Binary: 100110011010001000000010010100010111000000000₂
• Hexadecimal: 0x1334404A2E00
• Base-36: 7HG5RVY80

Squares and roots of 21115137830400

• 21115137830400 squared (21115137830400²) is 445849045596789219164160000
• 21115137830400 cubed (21115137830400³) is 9414164049328498586348031483838464000000
• The square root of 21115137830400 is 4595121.0898517135
• The cube root of 21115137830400 is 27639.5715672367

Scales and comparisons

• 21,115,137,830,400 seconds is equal to 671,396 years, 3 weeks, 4 days, 8 hours.
• To count from 1 to 21,115,137,830,400 would take you about one million, six hundred seventy-eight thousand, four hundred ninety 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 21115137830400 cubic inches would be around 2303.3 feet tall.

Recreational maths with 21115137830400

• 21115137830400 backwards is 00403873151112
• 21115137830400 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21115137830400's digits is 36
• More coming soon!