21456491139200

Names of 21456491139200

• Cardinal: 21456491139200 can be written as Twenty-one trillion, four hundred fifty-six billion, four hundred ninety-one million, one hundred thirty-nine thousand, two hundred.

Scientific notation

• Scientific notation: 2.14564911392 × 10¹³

Factors of 21456491139200

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 3076

Divisors of 21456491139200

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 20 25 26 29 32 34 40 50 52 58 64 65 68 80 85 100 104 116 128 130 136 145 160 170 200 208 221 232 260 272 290 320 325 340 377 400 401 416 425 442 464 493 520 544 580 640 650 680 725 754 800 802 832 850 884 928 986 1040 1088 1105 1160 1300 1360 1450 1508 1600 1604 1664 1700 1768 1856 1885 1972 2005 2080 2176 2210 2320 2465 2600 2609 2720 2900 3016 3200 3208 3400 3536 3712 3770 3944 4010 4160 4420 4640 4930 5200 5213 5218 5440 5525 5800 6032 6409 6416 6800 6817 7072 7540 7888 8020 8320 8840 9280 9425 9860 10025 10400 10426 10436 10880 11050 11600 11629 12064 12325 12818 12832 13045 13600 13634 14144 15080 15776 16040 17680 18560 18850 19720 20050 20800 20852 20872 22100 23200 23258 24128 24650 25636 25664 26065 26090 27200 27268 28288 30160 31552 32045 32080 33917 34085 35360 37700 39440 40100 41600 41704 41744 44200 44353 46400 46516 48256 49300 51272 51328 52130 52180 54400 54536 58145 60320 63104 64090 64160 65225 67834 68170 70720 75400 75661 78880 80200 83408 83488 88400 88621 88706 92800 93032 98600 102544 104260 104360 109072 116290 120640 128180 128320 130325 130450 135668 136340 141440 150800 151177 151322 157760 160225 160400 166816 166976 169585 170425 176800 177242 177412 186064 197200 197693 205088 208520 208720 218144 221765 232580 241280 256360 256640 260650 260900 271336 272680 290725 301600 302354 302644 315520 320450 320800 333632 333952 339170 340850 353600 354484 354824 372128 378305 394400 395386 410176 417040 417440 436288 443105 443530 465160 512720 521300 521800 542672 545360 576589 581450 603200 604708 605288 640900 641600 667264 678340 681700 707200 708968 709648 744256 755885 756610 788800 790772 820352 834080 834880 847925 872576 886210 887060 930320 983593 988465 1025440 1042600 1043600 1046209 1085344 1090720 1108825 1153178 1162900 1206400 1209416 1210576 1281800 1283200 1286237 1356680 1363400 1417936 1419296 1488512 1511770 1513220 1577600 1581544 1668160 1669760 1695850 1772420 1774120 1860640 1891525 1967186 1976930 2050880 2085200 2087200 2092418 2170688 2181440 2215525 2217650 2306356 2325800 2418832 2421152 2563600 2570009 2572474 2713360 2726800 2835872 2838592 2882945 3023540 3026440 3163088 3336320 3391700 3544840 3548240 3721280 3779425 3783050 3934372 3953860 4101760 4170400 4174400 4184836 4341376 4362880 4431050 4435300 4612712 4651600 4837664 4842304 4917965 4942325 5127200 5140018 5144948 5231045 5426720 5453600 5671744 5677184 5765890 6047080 6052880 6326176 6431185 6783400 7089680 7096480 7442560 7558850 7566100 7868744 7907720 8340800 8348800 8369672 8862100 8870600 9225424 9303200 9675328 9684608 9835930 9884650 10254400 10280036 10289896 10462090 10853440 10907200 11343488 11531780 12094160 12105760 12652352 12850045 12862370 13566800 13600717 14179360 14192960 14414725 15117700 15132200 15737488 15815440 16681600 16721081 16739344 17724200 17741200 17785553 18450848 18606400 19350656 19671860 19769300 20508800 20560072 20579792 20924180 21706880 21814400 23063560 24188320 24211520 24589825 25304704 25700090 25724740 26155225 27133600 27201434 28358720 28385920 28829450 30235400 30264400 30340061 31474976 31630880 32155925 33442162 33478688 35448400 35482400 35571106 36901696 37212800 39343720 39538600 41120144 41159584 41848360 46127120 48376640 48423040 49179650 51400180 51449480 52310450 54267200 54402868 56717440 57658900 60470800 60528800 60680122 62949952 63261760 64250225 64311850 66884324 66957376 68003585 70896800 70964800 71142212 73803392 78687440 79077200 82240288 82319168 83605405 83696720 88927765 92254240 96753280 98359300 102800360 102898960 104620900 108534400 108805736 115317800 120941600 121057600 121360244 125899904 126523520 128500450 128623700 133768648 133914752 136007170 141793600 141929600 142284424 151700305 157374880 158154400 164480576 164638336 167210810 167393440 177855530 184508480 196718600 205600720 205797920 209241800 217611472 230635600 231212189 241883200 242115200 242720488 257000900 257247400 267537296 272014340 283587200 284568848 303400610 314749760 316308800 328961152 334421620 334786880 340017925 355711060 369016960 393437200 394420793 411201440 411595840 418027025 418483600 435222944 444638825 461271200 462424378 483766400 485440976 514001800 514494800 515781037 535074592 544028680 569137696 606801220 629499520 632617600 668843240 669573760 680035850 711422120 758501525 786874400 788841586 822402880 823191680 836054050 836967200 870445888 889277650 922542400 924848756 970881952 1028003600 1028989600 1031562074 1070149184 1088057360 1138275392 1156060945 1213602440 1337686480 1360071700 1422844240 1517003050 1573748800 1577683172 1644805760 1672108100 1673934400 1740891776 1778555300 1845084800 1849697512 1941763904 1972103965 2056007200 2057979200 2063124148 2140298368 2176114720 2276550784 2312121890 2427204880 2578905185 2675372960 2720143400 2845688480 3034006100 3147497600 3155366344 3344216200 3347868800 3557110600 3699395024 3883527808 3944207930 4112014400 4115958400 4126248296 4352229440 4624243780 4854409760 5157810370 5350745920 5440286800 5691376960 5780304725 6068012200 6310732688 6688432400 6705153481 7114221200 7398790048 7888415860 8224028800 8252496592 8704458880 9248487560 9708819520 9860519825 10315620740 10701491840 10880573600 11382753920 11560609450 12136024400 12621465376 12894525925 13376864800 13410306962 14228442400 14797580096 15776831720 16504993184 18496975120 19417639040 19721039650 20631241480 21761147200 23121218900 24272048800 25242930752 25789051850 26753729600 26820613924 28456884800 29595160192 31553663440 33009986368 33525767405 36993950240 39442079300 41262482960 43522294400 46242437800 48544097600 50485861504 51578103700 53507459200 53641227848 56913769600 63107326880 66019972736 67051534810 73987900480 78884158600 82524965920 92484875600 97088195200 103156207400 107282455696 126214653760 134103069620 147975800960 157768317200 165049931840 167628837025 184969751200 206312414800 214564911392 252429307520 268206139240 315536634400 330099863680 335257674050 369939502400 412624829600 429129822784 536412278480 631073268800 670515348100 739879004800 825249659200 858259645568 1072824556960 1262146537600 1341030696200 1650499318400 2145649113920 2682061392400 4291298227840 5364122784800 10728245569600 21456491139200
• Sum of all divisors σ(n): 62703275796000
• Sum of proper divisors (its aliquot sum) s(n): 41246784656800
• 21456491139200 is an abundant number, because the sum of its proper divisors (41246784656800) is greater than itself. Its abundance is 19790293517600

Bases of 21456491139200

• Binary: 100111000001110111010100010000101000010000000₂
• Hexadecimal: 0x1383BA885080
• Base-36: 7LSZ4U0ZK

Squares and roots of 21456491139200

• 21456491139200 squared (21456491139200²) is 460381012006568113776640000
• 21456491139200 cubed (21456491139200³) is 9878161104774857545449733607948288000000
• The square root of 21456491139200 is 4632115.1906229621
• The cube root of 21456491139200 is 27787.7191323293

Scales and comparisons

• 21,456,491,139,200 seconds is equal to 682,250 years, 2 weeks, 3 days, 19 hours, 33 minutes, 20 seconds.
• To count from 1 to 21,456,491,139,200 would take you about one million, seven hundred five thousand, six hundred twenty-five 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 21456491139200 cubic inches would be around 2315.6 feet tall.

Recreational maths with 21456491139200

• 21456491139200 backwards is 00293119465412
• The number of decimal digits it has is: 14
• The sum of 21456491139200's digits is 47
• More coming soon!