21389118889600

Names of 21389118889600

• Cardinal: 21389118889600 can be written as Twenty-one trillion, three hundred eighty-nine billion, one hundred eighteen million, eight hundred eighty-nine thousand, six hundred.

Scientific notation

• Scientific notation: 2.13891188896 × 10¹³

Factors of 21389118889600

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 25

Divisors of 21389118889600

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 25 28 32 35 40 44 49 50 55 56 64 70 77 80 88 98 100 110 112 121 128 140 154 160 175 176 196 200 220 224 242 245 275 280 308 320 343 350 352 385 392 400 440 448 484 490 539 550 560 605 616 640 686 700 704 770 784 800 847 880 896 968 980 1078 1100 1120 1210 1225 1232 1331 1372 1400 1408 1540 1568 1600 1694 1715 1760 1925 1936 1960 2156 2200 2240 2420 2450 2464 2662 2695 2744 2800 3025 3080 3136 3200 3388 3430 3520 3773 3850 3872 3920 4235 4312 4400 4480 4840 4900 4928 5324 5390 5488 5600 5929 6050 6160 6272 6655 6776 6860 7040 7546 7700 7744 7840 8470 8575 8624 8800 9317 9680 9800 9856 10648 10780 10976 11200 11858 12100 12320 13310 13475 13552 13720 14641 15092 15400 15488 15680 16940 17150 17248 17600 18634 18865 19360 19600 21175 21296 21560 21952 22400 23716 24200 24640 26620 26950 27104 27440 29282 29645 30184 30800 31360 33275 33880 34300 34496 35200 37268 37730 38720 39200 41503 42350 42592 43120 43904 46585 47432 48400 49280 53240 53900 54208 54880 58564 59290 60368 61600 65219 66550 67760 68600 68992 73205 74536 75460 77440 78400 83006 84700 85184 86240 93170 94325 94864 96800 102487 106480 107800 108416 109760 117128 118580 120736 123200 130438 133100 135520 137200 146410 148225 149072 150920 156800 161051 166012 169400 170368 172480 186340 188650 189728 193600 204974 207515 212960 215600 219520 232925 234256 237160 241472 246400 260876 266200 271040 274400 292820 296450 298144 301840 322102 326095 332024 338800 344960 366025 372680 377300 379456 387200 409948 415030 425920 431200 456533 465850 468512 474320 482944 512435 521752 532400 542080 548800 585640 592900 596288 603680 644204 652190 664048 677600 717409 732050 745360 754600 758912 805255 819896 830060 851840 862400 913066 931700 937024 948640 1024870 1037575 1043504 1064800 1097600 1127357 1171280 1185800 1192576 1207360 1288408 1304380 1328096 1355200 1434818 1464100 1490720 1509200 1610510 1630475 1639792 1660120 1724800 1771561 1826132 1863400 1874048 1897280 2049740 2075150 2087008 2129600 2254714 2282665 2342560 2371600 2414720 2562175 2576816 2608760 2656192 2710400 2869636 2928200 2981440 3018400 3221020 3260950 3279584 3320240 3543122 3587045 3652264 3726800 3794560 4026275 4099480 4150300 4174016 4259200 4509428 4565330 4685120 4743200 5021863 5124350 5153632 5217520 5312384 5636785 5739272 5856400 5962880 6036800 6442040 6521900 6559168 6640480 7086244 7174090 7304528 7453600 7891499 8052550 8198960 8300600 8348032 8857805 9018856 9130660 9370240 9486400 10043726 10248700 10307264 10435040 11273570 11413325 11478544 11712800 12073600 12400927 12884080 13043800 13118336 13280960 14172488 14348180 14609056 14907200 15782998 16105100 16397920 16601200 17715610 17935225 18037712 18261320 18972800 19487171 20087452 20497400 20614528 20870080 22547140 22826650 22957088 23425600 24801854 25109315 25768160 26087600 26561920 28183925 28344976 28696360 29218112 29814400 31565996 32210200 32795840 33202400 35431220 35870450 36075424 36522640 38974342 39457495 40174904 40994800 41740160 44289025 45094280 45653300 45914176 46851200 49603708 50218630 51536320 52175200 55240493 56367850 56689952 57392720 58436224 62004635 63131992 64420400 65591680 66404800 70862440 71740900 72150848 73045280 77948684 78914990 80349808 81989600 86806489 88578050 90188560 91306600 91828352 97435855 99207416 100437260 103072640 104350400 110480986 112735700 113379904 114785440 124009270 125546575 126263984 128840800 132809600 136410197 141724880 143481800 144301696 146090560 155897368 157829980 160699616 163979200 173612978 177156100 180377120 182613200 194871710 197287475 198414832 200874520 208700800 220961972 225471400 226759808 229570880 248018540 251093150 252527968 257681600 272820394 276202465 283449760 286963600 292181120 310023175 311794736 315659960 321399232 327958400 347225956 354312200 360754240 365226400 389743420 394574950 396829664 401749040 434032445 441923944 450942800 459141760 487179275 496037080 502186300 505055936 515363200 545640788 552404930 566899520 573927200 607645423 620046350 623589472 631319920 642798464 682050985 694451912 708624400 721508480 730452800 779486840 789149900 793659328 803498080 868064890 883847888 901885600 954871379 974358550 992074160 1004372600 1010111872 1091281576 1104809860 1133799040 1147854400 1215290846 1240092700 1247178944 1262639840 1364101970 1381012325 1388903824 1417248800 1460905600 1558973680 1578299800 1587318656 1606996160 1736129780 1767695776 1803771200 1909742758 1948717100 1984148320 2008745200 2170162225 2182563152 2209619720 2295708800 2430581692 2480185400 2494357888 2525279680 2728203940 2762024650 2777807648 2834497600 3038227115 3117947360 3156599600 3213992320 3410254925 3472259560 3535391552 3607542400 3819485516 3897434200 3968296640 4017490400 4340324450 4365126304 4419239440 4774356895 4861163384 4960370800 5050559360 5456407880 5524049300 5555615296 5668995200 6076454230 6235894720 6313199200 6684099653 6820509850 6944519120 7070783104 7638971032 7794868400 7936593280 8034980800 8680648900 8730252608 8838478880 9548713790 9722326768 9920741600 10912815760 11048098600 11111230592 12152908460 12471789440 12626398400 13368199306 13641019700 13889038240 15191135575 15277942064 15589736800 16069961600 17361297800 17460505216 17676957760 19097427580 19444653536 19841483200 21825631520 22096197200 23871784475 24305816920 25252796800 26736398612 27282039400 27778076480 30382271150 30555884128 31179473600 33420498265 34722595600 35353915520 38194855160 38889307072 39682966400 43651263040 44192394400 47743568950 48611633840 53472797224 54564078800 55556152960 60764542300 61111768256 62358947200 66840996530 69445191200 76389710320 77778614144 87302526080 88384788800 95487137900 97223267680 106945594448 109128157600 121529084600 122223536512 133681993060 138890382400 152779420640 167102491325 176769577600 190974275800 194446535360 213891188896 218256315200 243058169200 267363986120 277780764800 305558841280 334204982650 381948551600 388893070720 427782377792 436512630400 486116338400 534727972240 611117682560 668409965300 763897103200 855564755584 972232676800 1069455944480 1336819930600 1527794206400 1944465353600 2138911888960 2673639861200 3055588412800 4277823777920 5347279722400 10694559444800 21389118889600
• Sum of all divisors σ(n): 67780277856000
• Sum of proper divisors (its aliquot sum) s(n): 46391158966400
• 21389118889600 is an abundant number, because the sum of its proper divisors (46391158966400) is greater than itself. Its abundance is 25002040076800

Bases of 21389118889600

• Binary: 100110111010000001010110101010101111010000000₂
• Hexadecimal: 0x13740AD55E80
• Base-36: 7KY0X4WHS

Squares and roots of 21389118889600

• 21389118889600 squared (21389118889600²) is 457494406873443536988160000
• 21389118889600 cubed (21389118889600³) is 9785402259943119233592489347547136000000
• The square root of 21389118889600 is 4624837.1743878727
• The cube root of 21389118889600 is 27758.6046479499

Scales and comparisons

• 21,389,118,889,600 seconds is equal to 680,107 years, 42 weeks, 4 days, 9 hours, 46 minutes, 40 seconds.
• To count from 1 to 21,389,118,889,600 would take you about one million, seven hundred thousand, two hundred sixty-nine 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 21389118889600 cubic inches would be around 2313.2 feet tall.

Recreational maths with 21389118889600

• 21389118889600 backwards is 00698881198312
• 21389118889600 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21389118889600's digits is 64
• More coming soon!