21136389120

Names of 21136389120

• Cardinal: 21136389120 can be written as Twenty-one billion, one hundred thirty-six million, three hundred eighty-nine thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.113638912 × 10¹⁰

Factors of 21136389120

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 88

Divisors of 21136389120

• Number of divisors d(n): 1584
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 18 20 21 22 23 24 28 30 32 33 35 36 37 40 42 44 45 46 48 49 55 56 60 63 64 66 69 70 72 74 77 80 84 88 90 92 96 98 99 105 110 111 112 115 120 126 128 132 138 140 144 147 148 154 160 161 165 168 176 180 184 185 192 196 198 207 210 220 222 224 230 231 240 245 252 253 256 259 264 276 280 288 294 296 308 315 320 322 330 333 336 345 352 360 368 370 384 385 392 396 407 414 420 440 441 444 448 460 462 480 483 490 495 504 506 512 518 528 539 552 555 560 576 588 592 616 630 640 644 660 666 672 690 693 704 720 735 736 740 759 768 770 777 784 792 805 814 828 840 851 880 882 888 896 920 924 960 966 980 990 1008 1012 1024 1035 1036 1056 1078 1104 1110 1120 1127 1152 1155 1176 1184 1221 1232 1260 1265 1280 1288 1295 1320 1332 1344 1380 1386 1408 1440 1449 1470 1472 1480 1518 1536 1540 1554 1568 1584 1610 1617 1628 1656 1665 1680 1702 1760 1764 1771 1776 1792 1813 1840 1848 1920 1932 1960 1980 2016 2024 2035 2070 2072 2112 2156 2205 2208 2220 2240 2254 2277 2304 2310 2331 2352 2368 2415 2442 2464 2520 2530 2553 2560 2576 2590 2640 2664 2688 2695 2760 2772 2816 2849 2880 2898 2940 2944 2960 3036 3072 3080 3108 3136 3168 3220 3234 3256 3312 3330 3360 3381 3404 3465 3520 3528 3542 3552 3584 3626 3663 3680 3696 3795 3840 3864 3885 3920 3960 4032 4048 4070 4140 4144 4224 4255 4312 4410 4416 4440 4480 4508 4554 4608 4620 4662 4704 4736 4830 4851 4884 4928 5040 5060 5106 5120 5152 5180 5280 5313 5328 5376 5390 5439 5520 5544 5632 5635 5698 5760 5796 5880 5888 5920 5957 6072 6105 6160 6216 6272 6336 6440 6468 6512 6624 6660 6720 6762 6808 6930 7040 7056 7084 7104 7168 7245 7252 7326 7360 7392 7590 7659 7680 7728 7770 7840 7920 8064 8085 8096 8140 8280 8288 8448 8510 8547 8624 8820 8832 8855 8880 8960 9016 9065 9108 9216 9240 9324 9361 9408 9472 9660 9702 9768 9856 10080 10120 10143 10212 10304 10360 10560 10626 10656 10752 10780 10878 11040 11088 11264 11270 11385 11396 11520 11592 11655 11760 11776 11840 11914 12144 12210 12320 12397 12432 12544 12672 12765 12880 12936 13024 13248 13320 13440 13524 13616 13860 14080 14112 14168 14208 14245 14490 14504 14652 14720 14784 15180 15318 15360 15456 15540 15680 15840 15939 16128 16170 16192 16280 16317 16560 16576 16896 16905 17020 17094 17248 17640 17664 17710 17760 17871 17920 18032 18130 18216 18315 18480 18648 18722 18816 18944 19320 19404 19536 19712 19943 20160 20240 20286 20424 20608 20720 21120 21252 21312 21504 21560 21756 22080 22176 22540 22770 22792 23040 23184 23310 23520 23552 23680 23828 24255 24288 24420 24640 24794 24864 25088 25344 25530 25641 25760 25872 26048 26496 26565 26640 26880 27048 27195 27232 27720 28083 28160 28224 28336 28416 28490 28980 29008 29304 29440 29568 29785 30360 30636 30912 31080 31360 31680 31878 32256 32340 32384 32560 32634 33120 33152 33792 33810 34040 34188 34496 35280 35328 35420 35520 35742 35840 36064 36260 36432 36630 36960 37191 37296 37444 37632 37888 38295 38640 38808 39072 39424 39886 40320 40480 40572 40848 41216 41440 41699 42240 42504 42624 42735 43120 43512 44160 44352 45080 45540 45584 46080 46368 46620 46805 47040 47360 47656 48510 48576 48840 49280 49588 49728 50176 50688 50715 51060 51282 51520 51744 52096 52992 53130 53280 53613 53760 54096 54390 54464 55440 56166 56320 56448 56672 56832 56980 57960 58016 58608 58880 59136 59570 59829 60720 61272 61824 61985 62160 62720 63360 63756 64512 64680 64768 65120 65268 65527 66240 66304 67620 68080 68376 68992 70560 70656 70840 71040 71484 72128 72520 72864 73260 73920 74382 74592 74888 75264 76590 77280 77616 78144 78848 79695 79772 80640 80960 81144 81585 81696 82432 82880 83398 84249 84480 85008 85248 85470 86240 87024 88320 88704 89355 90160 91080 91168 92736 93240 93610 94080 94720 95312 97020 97152 97680 98560 99176 99456 99715 101376 101430 102120 102564 103040 103488 104192 105984 106260 106560 107226 107520 108192 108780 108928 110880 111573 112332 112896 113344 113664 113960 115920 116032 117216 117760 118272 119140 119658 121440 122544 123648 123970 124320 125097 125440 126720 127512 128205 129360 129536 130240 130536 131054 132480 132608 135240 136160 136752 137984 140415 141120 141680 142080 142968 144256 145040 145728 146520 147840 148764 149184 149776 150528 153180 154560 155232 156288 159390 159544 161280 161920 162288 163170 163392 164864 165760 166796 168498 168960 170016 170496 170940 172480 174048 176640 177408 178710 179487 180320 182160 182336 185472 185955 186480 187220 188160 189440 190624 194040 194304 195360 196581 197120 198352 198912 199430 202860 204240 205128 206080 206976 208384 208495 211968 212520 213120 214452 216384 217560 217856 221760 223146 224664 225792 226688 227920 231840 232064 234432 236544 238280 239316 242880 245088 247296 247940 248640 250194 250880 253440 255024 256410 258720 259072 260480 261072 262108 264960 265216 268065 270480 272320 273504 275968 280830 282240 283360 284160 285936 288512 290080 291456 293040 295680 297528 298368 299145 299552 306360 309120 310464 312576 318780 319088 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6739920 6800640 6862464 6880335 6961920 7140672 7179480 7189248 7293440 7339024 7418880 7505820 7624960 7658112 7842816 7863240 7934080 8006208 8160768 8205120 8256402 8279040 8354304 8387456 8578080 8655360 8752128 8925840 8986560 9067520 9149952 9173780 9282560 9377280 9435888 9520896 9572640 9585664 9803520 10007760 10200960 10210816 10386432 10442880 10484320 10674944 10783872 10940160 11008536 11437440 11487168 11658240 11794860 11901120 11934720 11982080 12009312 12418560 12581184 12694528 12763520 12983040 13071360 13128192 13343680 13479840 13601280 13724928 13760670 13923840 14281344 14358960 14378496 14586880 14678048 15011640 15249920 15316224 15726480 15868160 16012416 16321536 16410240 16512804 16708608 16774912 17156160 17310720 17851680 17973120 18299904 18347560 18754560 18871776 19041792 19145280 19607040 20015520 20401920 20421632 20641005 20885760 20968640 21349888 21567744 21880320 22017072 22874880 22974336 23589720 23802240 23964160 24018624 24837120 25162368 25527040 25966080 26256384 26687360 26959680 27202560 27449856 27521340 27847680 28562688 28717920 28756992 29356096 30023280 30499840 30632448 31452960 31736320 32024832 32820480 33025608 33549824 34312320 35703360 35946240 36695120 37743552 38083584 38290560 39214080 40031040 40803840 41282010 41771520 41937280 42699776 43135488 43760640 44034144 45749760 45948672 47179440 47604480 47928320 48037248 50324736 51054080 51932160 53374720 53919360 54899712 55042680 57125376 57435840 58712192 60046560 61264896 62905920 63472640 64049664 65640960 66051216 67099648 68624640 71406720 71892480 73390240 75487104 76581120 80062080 81607680 82564020 83543040 83874560 86270976 88068288 91499520 91897344 94358880 95208960 96074496 100649472 102108160 106749440 107838720 110085360 114250752 114871680 117424384 120093120 125811840 128099328 131281920 132102432 137249280 142813440 143784960 146780480 150974208 153162240 160124160 165128040 167749120 176136576 183794688 188717760 190417920 192148992 201298944 213498880 215677440 220170720 229743360 234848768 240186240 251623680 264204864 274498560 285626880 293560960 301948416 306324480 320248320 330256080 335498240 352273152 377435520 384297984 431354880 440341440 459486720 469697536 480372480 503247360 528409728 571253760 587121920 603896832 640496640 660512160 704546304 754871040 880682880 918973440 960744960 1006494720 1056819456 1174243840 1321024320 1409092608 1509742080 1761365760 1921489920 2113638912 2348487680 2642048640 3019484160 3522731520 4227277824 5284097280 7045463040 10568194560 21136389120
• Sum of all divisors σ(n): 99600928128
• Sum of proper divisors (its aliquot sum) s(n): 78464539008
• 21136389120 is an abundant number, because the sum of its proper divisors (78464539008) is greater than itself. Its abundance is 57328149888

Bases of 21136389120

• Binary: 10011101011110100111011010000000000₂
• Hexadecimal: 0x4EBD3B400
• Base-36: 9PK2680

Squares and roots of 21136389120

• 21136389120 squared (21136389120²) is 446746945032054374400
• 21136389120 cubed (21136389120³) is 9442617268368752130316566528000
• The square root of 21136389120 is 145383.5930220463
• The cube root of 21136389120 is 2764.8841055947

Scales and comparisons

• 21,136,389,120 seconds is equal to 672 years, 3 weeks, 5 days, 3 hours, 12 minutes.
• To count from 1 to 21,136,389,120 would take you about one thousand, three hundred forty-four 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 21136389120 cubic inches would be around 230.4 feet tall.

Recreational maths with 21136389120

• 21136389120 backwards is 02198363112
• 21136389120 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21136389120's digits is 36
• More coming soon!