21107907948400

Names of 21107907948400

• Cardinal: 21107907948400 can be written as Twenty-one trillion, one hundred seven billion, nine hundred seven million, nine hundred forty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 2.11079079484 × 10¹³

Factors of 21107907948400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 426

Divisors of 21107907948400

• Number of divisors d(n): 1620
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 19 20 25 26 28 31 35 38 40 49 50 52 56 62 65 70 76 80 91 95 98 100 104 112 124 130 133 140 152 155 169 175 182 190 196 200 208 217 245 247 248 260 266 280 304 310 325 338 349 350 364 380 392 400 403 434 455 475 490 494 496 520 532 560 589 620 637 650 665 676 698 700 728 760 775 784 806 845 868 910 931 950 961 980 988 1040 1064 1085 1178 1183 1225 1235 1240 1274 1300 1330 1352 1396 1400 1456 1519 1520 1550 1612 1690 1729 1736 1745 1820 1862 1900 1922 1960 1976 2015 2128 2170 2275 2356 2366 2443 2450 2470 2480 2548 2600 2660 2704 2792 2800 2821 2945 3038 3100 3185 3211 3224 3325 3380 3458 3472 3490 3640 3724 3800 3844 3920 3952 4030 4123 4225 4340 4537 4550 4655 4712 4732 4805 4886 4900 4940 5096 5200 5239 5320 5425 5584 5642 5890 5915 6076 6175 6200 6370 6422 6448 6631 6650 6727 6760 6916 6980 7280 7448 7595 7600 7657 7688 8060 8246 8281 8450 8645 8680 8725 9074 9100 9310 9424 9464 9610 9772 9800 9880 10075 10192 10478 10640 10819 10850 11284 11780 11830 12103 12152 12215 12350 12400 12493 12740 12844 13262 13300 13454 13520 13832 13960 14105 14725 14896 15190 15314 15376 15925 16055 16120 16492 16562 16900 17101 17290 17360 17450 18148 18200 18259 18620 18928 19220 19544 19600 19747 19760 20150 20615 20956 21638 21700 22477 22568 22685 23275 23560 23660 24025 24206 24304 24430 24700 24986 25480 25688 26195 26524 26600 26908 27664 27920 28210 28861 29450 29575 30380 30628 31759 31850 32110 32240 32984 33124 33155 33635 33800 34202 34580 34900 36296 36400 36518 36673 37240 37975 38285 38440 39088 39494 40300 41230 41405 41912 43225 43276 43400 44954 45136 45370 46417 46550 47089 47120 47320 48050 48412 48860 49400 49972 50960 51376 52390 53048 53200 53599 53816 54095 56420 57722 58900 58981 59150 60515 60760 61075 61256 62465 63518 63700 64220 65968 66248 66310 67270 67600 68404 69160 69800 70525 72592 73036 73346 74480 75733 75950 76570 76880 78988 80275 80600 82460 82810 83824 85505 86203 86450 86552 86800 87451 89908 90740 91295 92834 93100 94178 94640 96100 96824 97720 98735 98800 99541 99944 103075 104780 106096 107198 107632 108190 112385 112840 113425 115444 117800 117962 118300 121030 121520 122150 122512 124930 127036 127400 127813 128440 130975 132496 132620 134540 136808 138320 139600 140647 141050 144305 146072 146692 151466 151900 153140 157339 157976 158795 160550 161200 162409 164920 165620 165775 168175 171010 172406 172900 173104 174902 179816 181480 182590 183365 185668 186200 188356 191425 192200 193648 195440 197470 199082 199888 205561 206150 207025 209560 214396 216380 222313 224770 225680 226850 230888 232085 235445 235600 235924 236600 237367 242060 244300 249860 254072 254800 255626 256711 256880 261950 265240 267995 269080 270475 273616 281294 282100 288610 292144 293384 294905 302575 302932 303800 306280 312325 314678 315952 317590 321100 324818 324919 329840 331240 331550 335389 336350 342020 344812 345800 349804 359632 362960 365180 366730 371336 372400 375193 376712 378665 382850 384400 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89651120 90949040 91420550 93047864 93530255 93908920 94946800 97550180 98452900 100724890 101958256 102391016 102684400 105598675 106026200 106891720 108001985 109001425 109822622 110267248 112063900 113361482 113686300 115114160 115602760 116309830 117386150 120684200 121937725 122081596 122431400 123430840 125511568 127328656 127447820 127988770 129967600 130942357 131472488 132925520 133614650 134155600 137834060 138959236 139357400 143892700 144503450 146272880 149648408 150077200 151202779 152601995 154288550 156889460 159160820 159309775 161159824 164340610 165146800 165682166 166156900 168957880 172292575 172803176 173699045 174402280 178426948 178938200 179184278 182841100 186095728 187060510 187817840 195100360 196111825 196905800 198951025 201449780 204782032 211197350 212052400 213642793 213783440 216003970 218002850 219645244 223033685 224127800 226722964 227372600 231205520 232619660 234772300 241368400 243178663 243875450 244163192 244862800 246861680 251812225 254895640 255977540 261884714 262944976 267229300 274556555 275668120 277918472 278714800 283403705 287785400 289006900 290774575 299296816 302405558 305203990 308577100 312247159 313778920 318321640 318619550 319971925 328681220 331364332 332313800 337915760 344585150 345606352 347398090 348804560 356853896 357876400 358368556 365682200 374121020 390200720 392223650 393811600 396765187 397902050 402899560 410851525 414205415 422394700 427285586 432007940 436005700 439290488 446067370 447960695 448255600 453445928 454745200 465239320 467651275 469544600 486357326 487750900 488326384 503624450 509791280 511955080 523769428 534458600 540009925 549113110 551336240 555836944 566807410 575570800 578013800 579887581 581549150 604811116 610407980 617154200 624494318 627557840 636643280 637239100 639943850 654711785 657362440 662728664 664627600 689170300 694796180 713707792 716737112 731364400 748242040 756013895 763009975 784447300 793530374 795804100 805799120 821703050 828410830 844789400 854571172 864015880 868495225 872011400 878580976 892134740 895921390 906891856 930478640 935302550 939089200 972714652 975501800 1007248900 1023910160 1047538856 1068213965 1068917200 1076934079 1080019850 1098226220 1115168425 1133614820 1156027600 1159775162 1163098300 1209622232 1215893315 1220815960 1234308400 1248988636 1274478200 1279887700 1309423570 1314724880 1325457328 1372782775 1378340600 1389592360 1417018525 1433474224 1496484080 1512027790 1526019950 1561235795 1568894600 1587060748 1591608200 1643406100 1656821660 1689578800 1702250641 1709142344 1728031760 1736990450 1744022800 1784269480 1791842780 1870605100 1945429304 1951003600 1983825935 2014497800 2071027075 2095077712 2136427930 2153868158 2160039700 2196452440 2230336850 2239803475 2267229640 2319550324 2326196600 2419244464 2431786630 2441631920 2497977272 2548956400 2559775400 2618847140 2745565550 2756681200 2777356309 2779184720 2834037050 2899437905 3024055580 3052039900 3122471590 3137789200 3174121496 3183216400 3273558925 3286812200 3313643320 3404501282 3418284688 3473980900 3568538960 3583685560 3741210200 3780069475 3890858608 3967651870 4028995600 4059213067 4142054150 4272855860 4307736316 4320079400 4392904880 4460673700 4479606950 4534459280 4639100648 4652393200 4863573260 4995954544 5119550800 5237694280 5341069825 5384670395 5491131100 5554712618 5668074100 5798875810 6048111160 6079466575 6104079800 6244943180 6348242992 6547117850 6573624400 6627286640 6809002564 6947961800 7167371120 7482420400 7538538553 7560138950 7806178975 7935303740 8118426134 8284108300 8511253205 8545711720 8615472632 8640158800 8921347400 8959213900 9278201296 9727146520 9919129675 10475388560 10682139650 10769340790 10982262200 11109425236 11336148200 11597751620 12096222320 12158933150 12208159600 12489886360 13094235700 13618005128 13886781545 13895923600 14497189525 15077077106 15120277900 15612357950 15870607480 16236852268 16568216600 17022506410 17091423440 17230945264 17842694800 17918427800 19454293040 19838259350 20296065335 21364279300 21538681580 21964524400 22218850472 22672296400 23195503240 24317866300 24979772720 26188471400 26923351975 27236010256 27773563090 28994379050 30154154212 30240555800 31224715900 31741214960 32473704536 33136433200 34045012820 35836855600 37692692765 39676518700 40592130670 42556266025 42728558600 43077363160 44437700944 46391006480 48635732600 52376942800 52769769871 53846703950 55547126180 57988758100 60308308424 60481111600 62449431800 64947409072 68090025640 69433907725 75385385530 79353037400 81184261340 85112532050 85457117200 86154726320 97271465200 101480326675 105539539742 107693407900 111094252360 115977516200 120616616848 124898863600 136180051280 138867815450 150770771060 158706074800 162368522680 170225064100 188463463825 202960653350 211079079484 215386815800 222188504720 231955032400 263848849355 277735630900 301541542120 324737045360 340450128200 376926927650 405921306700 422158158968 430773631600 527697698710 555471261800 603083084240 680900256400 753853855300 811842613400 844316317936 1055395397420 1110942523600 1319244246775 1507707710600 1623685226800 2110790794840 2638488493550 3015415421200 4221581589680 5276976987100 10553953974200 21107907948400
• Sum of all divisors σ(n): 69678151641000
• Sum of proper divisors (its aliquot sum) s(n): 48570243692600
• 21107907948400 is an abundant number, because the sum of its proper divisors (48570243692600) is greater than itself. Its abundance is 27462335744200

Bases of 21107907948400

• Binary: 100110011001010010001010110101110111101110000₂
• Hexadecimal: 0x1332915AEF70
• Base-36: 7HCU7EHKG

Squares and roots of 21107907948400

• 21107907948400 squared (21107907948400²) is 445543777958127897062560000
• 21107907948400 cubed (21107907948400³) is 9404497052122532560790587236051904000000
• The square root of 21107907948400 is 4594334.3313694531
• The cube root of 21107907948400 is 27636.4165850237

Scales and comparisons

• 21,107,907,948,400 seconds is equal to 671,166 years, 9 weeks, 3 days, 3 hours, 26 minutes, 40 seconds.
• To count from 1 to 21,107,907,948,400 would take you about one million, six hundred seventy-seven thousand, nine hundred fifteen 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 21107907948400 cubic inches would be around 2303 feet tall.

Recreational maths with 21107907948400

• 21107907948400 backwards is 00484970970112
• 21107907948400 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21107907948400's digits is 52
• More coming soon!