21403389995520

Names of 21403389995520

• Cardinal: 21403389995520 can be written as Twenty-one trillion, four hundred three billion, three hundred eighty-nine million, nine hundred ninety-five thousand, five hundred twenty.

Scientific notation

• Scientific notation: 2.140338999552 × 10¹³

Factors of 21403389995520

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 8132

Divisors of 21403389995520

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 29 30 32 39 40 48 52 58 60 64 65 71 78 80 87 96 104 116 120 128 130 142 145 156 160 169 174 192 195 208 213 232 240 256 260 284 290 312 320 338 348 355 377 384 390 416 426 435 464 480 507 512 520 568 580 624 640 676 696 710 754 768 780 832 845 852 870 923 928 960 1014 1040 1065 1131 1136 1160 1248 1280 1352 1392 1420 1508 1536 1560 1664 1690 1704 1740 1846 1856 1885 1920 2028 2059 2080 2130 2262 2272 2320 2496 2535 2560 2704 2769 2784 2840 3016 3120 3328 3380 3408 3480 3692 3712 3770 3840 4056 4118 4160 4260 4524 4544 4615 4640 4901 4992 5070 5408 5538 5568 5655 5680 6032 6177 6240 6656 6760 6816 6960 7384 7424 7540 7680 8009 8112 8236 8320 8520 9048 9088 9230 9280 9802 9984 10140 10295 10816 11076 11136 11310 11360 11999 12064 12354 12480 13520 13632 13845 13920 14703 14768 14848 15080 16018 16224 16472 16640 17040 18096 18176 18460 18560 19604 19968 20280 20590 21632 22152 22272 22620 22720 23998 24027 24128 24505 24708 24960 26767 27040 27264 27690 27840 29406 29536 30160 30885 32036 32448 32944 33280 34080 35997 36192 36352 36920 37120 39208 40045 40560 41180 43264 44304 44544 45240 45440 47996 48054 48256 49010 49416 49920 53534 54080 54528 55380 55680 58812 59072 59995 60320 61770 64072 64896 65888 68160 71994 72384 73515 73840 74240 78416 80090 80301 81120 82360 86528 88608 90480 90880 95992 96108 96512 98020 98832 99840 104117 107068 108160 109056 110760 111360 117624 118144 119990 120135 120640 123540 128144 129792 131776 133835 136320 143988 144768 147030 147680 156832 160180 160602 162240 164720 177216 179985 180960 181760 191984 192216 193024 196040 197664 208234 214136 216320 221520 222720 232261 235248 236288 239980 240270 241280 247080 256288 259584 263552 267670 272640 287976 289536 294060 295360 312351 313664 320360 321204 324480 329440 347971 354432 359970 361920 383968 384432 392080 395328 401505 416468 428272 432640 443040 464522 470496 472576 479960 480540 482560 494160 512576 520585 527104 535340 545280 568639 575952 579072 588120 590720 624702 627328 640720 642408 648960 658880 695942 696783 708864 719940 723840 767936 768864 784160 790656 803010 832936 856544 886080 929044 940992 959920 961080 965120 988320 1025152 1041170 1043913 1054208 1070680 1137278 1151904 1161305 1176240 1181440 1249404 1254656 1281440 1284816 1297920 1317760 1353521 1391884 1393566 1417728 1439880 1447680 1535872 1537728 1561755 1568320 1581312 1606020 1665872 1705917 1713088 1739855 1772160 1858088 1881984 1919840 1922160 1976640 2050304 2082340 2087826 2141360 2274556 2303808 2322610 2352480 2362880 2498808 2509312 2562880 2569632 2635520 2707042 2783768 2787132 2843195 2879760 2895360 3019393 3071744 3075456 3123510 3136640 3162624 3212040 3331744 3411834 3426176 3479710 3483915 3544320 3716176 3763968 3839680 3844320 3953280 4060563 4100608 4164680 4175652 4282720 4549112 4607616 4645220 4704960 4997616 5125760 5139264 5219565 5271040 5414084 5567536 5574264 5686390 5759520 6038786 6143488 6150912 6247020 6273280 6424080 6663488 6767605 6823668 6852352 6959420 6967830 7088640 7392307 7432352 7527936 7679360 7688640 7906560 8121126 8329360 8351304 8529585 8565440 9058179 9098224 9215232 9290440 9409920 9995232 10251520 10278528 10439130 10828168 11135072 11148528 11372780 11519040 12077572 12301824 12494040 12546560 12848160 13326976 13535210 13647336 13704704 13918840 13935660 14784614 14864704 15096965 15358720 15377280 15813120 16242252 16490531 16658720 16702608 17059170 17130880 18116358 18196448 18430464 18580880 18819840 19990464 20302815 20503040 20557056 20878260 21656336 22176921 22270144 22297056 22745560 23038080 24155144 24988080 25696320 26653952 27070420 27294672 27837680 27871320 29569228 29729408 30193930 30717440 30754560 32484504 32981062 33317440 33405216 34118340 34261760 36232716 36392896 36961535 37161760 37639680 39252109 39980928 40605630 41114112 41756520 43312672 44353842 44540288 44594112 45290895 45491120 46076160 48310288 49471593 49976160 51392640 53307904 54140840 54589344 55675360 55742640 59138456 59458816 60387860 61509120 64969008 65962124 66634880 66810432 68236680 68523520 72465432 72785792 73923070 74323520 78504218 79961856 81211260 82452655 83513040 86625344 88707684 89080576 89188224 90581790 90982240 92152320 96099991 96620576 98943186 99952320 102785280 108281680 109178688 110884605 111350720 111485280 117756327 118276912 118917632 120775720 129938016 131924248 133269760 133620864 136473360 144930864 145571584 147846140 148647040 157008436 159923712 162422520 164905310 167026080 173250688 177415368 178161152 178376448 181163580 181964480 192199982 193241152 196260545 197886372 199904640 205570560 214376903 216563360 218357376 221769210 222701440 222970560 235512654 236553824 241551440 247357965 259876032 263848496 266539520 267241728 272946720 288299973 289861728 291143168 295692280 297294080 314016872 324845040 329810620 334052160 346501376 354830736 356752896 362327160 363928960 384399964 386482304 392521090 395772744 399809280 428753806 433126720 436714752 443538420 445402880 445941120 471025308 473107648 480499955 483102880 494715930 519752064 527696992 534483456 545893440 576599946 579723456 588781635 591384560 594588160 628033744 643130709 649690080 659621240 668104320 693002752 709661472 724654320 727857920 768799928 772964608 785042180 791545488 799618560 857507612 866253440 873429504 887076840 890805760 891882240 942050616 946215296 960999910 966205760 989431860 1039504128 1055393984 1071884515 1091786880 1153199892 1159446912 1177563270 1182769120 1256067488 1286261418 1299380160 1319242480 1336208640 1419322944 1441499865 1449308640 1455715840 1537599856 1545929216 1570084360 1583090976 1715015224 1732506880 1774153680 1783764480 1884101232 1892430592 1921999820 1932411520 1978863720 2079008256 2110787968 2143769030 2183573760 2306399784 2318893824 2355126540 2365538240 2512134976 2572522836 2598760320 2638484960 2672417280 2786899739 2838645888 2882999730 2898617280 3075199712 3140168720 3166181952 3215653545 3430030448 3465013760 3548307360 3768202464 3784861184 3843999640 3864823040 3957727440 4221575936 4287538060 4367147520 4612799568 4637787648 4710253080 4731076480 5024269952 5145045672 5197520640 5276969920 5573799478 5677291776 5765999460 5797234560 6150399424 6280337440 6332363904 6431307090 6860060896 7096614720 7536404928 7687999280 7729646080 7915454880 8360699217 8443151872 8575076120 9225599136 9420506160 9462152960 10048539904 10290091344 10395041280 10553939840 11147598956 11354583552 11531998920 11594469120 12300798848 12560674880 12664727808 12862614180 13720121792 13934498695 14193229440 15072809856 15375998560 15830909760 16721398434 17150152240 18451198272 18841012320 18924305920 20097079808 20580182688 21107879680 22295197912 23063997840 23188938240 24601597696 25121349760 25329455616 25725228360 27440243584 27868997390 28386458880 30145619712 30751997120 31661819520 33442796868 34300304480 36902396544 37682024640 41160365376 41803496085 42215759360 44590395824 46127995680 49203195392 50242699520 51450456720 54880487168 55737994780 56772917760 60291239424 61503994240 63323639040 66885593736 68600608960 73804793088 75364049280 82320730752 83606992170 89180791648 92255991360 100485399040 102900913440 109760974336 111475989560 123007988480 126647278080 133771187472 137201217920 147609586176 150728098560 164641461504 167213984340 178361583296 184511982720 205801826880 222951979120 246015976960 267542374944 274402435840 301456197120 329282923008 334427968680 356723166592 369023965440 411603653760 445903958240 535084749888 548804871680 668855937360 713446333184 738047930880 823207307520 891807916480 1070169499776 1337711874720 1426892666368 1646414615040 1783615832960 2140338999552 2675423749440 3567231665920 4280677999104 5350847498880 7134463331840 10701694997760 21403389995520
• Sum of all divisors σ(n): 77736365625600
• Sum of proper divisors (its aliquot sum) s(n): 56332975630080
• 21403389995520 is an abundant number, because the sum of its proper divisors (56332975630080) is greater than itself. Its abundance is 34929585634560

Bases of 21403389995520

• Binary: 100110111011101011101011101010010101000000000₂
• Hexadecimal: 0x13775D752A00
• Base-36: 7L4KXS8AO

Squares and roots of 21403389995520

• 21403389995520 squared (21403389995520²) is 458105103300325625620070400
• 21403389995520 cubed (21403389995520³) is 9805002184874845629354899795878084608000
• The square root of 21403389995520 is 4626379.7936961467
• The cube root of 21403389995520 is 27764.7769127229

Scales and comparisons

• 21,403,389,995,520 seconds is equal to 680,561 years, 31 weeks, 5 hours, 52 minutes.
• To count from 1 to 21,403,389,995,520 would take you about one million, seven hundred one thousand, four hundred three 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 21403389995520 cubic inches would be around 2313.7 feet tall.

Recreational maths with 21403389995520

• 21403389995520 backwards is 02559998330412
• 21403389995520 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21403389995520's digits is 60
• More coming soon!