12721542607872

Names of 12721542607872

• Cardinal: 12721542607872 can be written as Twelve trillion, seven hundred twenty-one billion, five hundred forty-two million, six hundred seven thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.2721542607872 × 10¹³

Factors of 12721542607872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 3923

Divisors of 12721542607872

• Number of divisors d(n): 616
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 64 72 84 96 98 108 112 126 128 144 147 168 189 192 196 216 224 252 256 288 294 336 343 378 384 392 432 441 448 504 512 576 588 672 686 756 768 784 864 882 896 1008 1024 1029 1152 1176 1323 1344 1372 1512 1536 1568 1728 1764 1792 2016 2058 2304 2352 2401 2646 2688 2744 3024 3072 3087 3136 3456 3528 3584 3911 4032 4116 4608 4704 4802 5292 5376 5488 6048 6174 6272 6912 7056 7168 7203 7822 8064 8232 9216 9261 9408 9604 10584 10752 10976 11733 12096 12348 12544 13824 14112 14406 15644 16128 16464 16807 18522 18816 19208 21168 21504 21609 21952 23466 24192 24696 25088 27377 27648 28224 28812 31288 32256 32928 33614 35199 37044 37632 38416 42336 43218 43904 46932 48384 49392 50176 50421 54754 56448 57624 62576 64512 64827 65856 67228 70398 74088 75264 76832 82131 84672 86436 87808 93864 96768 98784 100842 105597 109508 112896 115248 117649 125152 129654 131712 134456 140796 148176 150528 151263 153664 164262 169344 172872 175616 187728 191639 193536 197568 201684 211194 219016 225792 230496 235298 246393 250304 259308 263424 268912 281592 296352 302526 307328 328524 338688 345744 351232 352947 375456 383278 395136 403368 422388 438032 451584 453789 460992 470596 492786 500608 518616 526848 537824 563184 574917 592704 605052 614656 657048 677376 691488 705894 739179 750912 766556 790272 806736 844776 876064 907578 921984 941192 985572 1001216 1037232 1053696 1058841 1075648 1126368 1149834 1185408 1210104 1229312 1314096 1341473 1354752 1382976 1411788 1478358 1501824 1533112 1580544 1613472 1689552 1724751 1752128 1815156 1843968 1882384 1971144 2002432 2074464 2117682 2151296 2252736 2299668 2370816 2420208 2458624 2628192 2682946 2765952 2823576 2956716 3003648 3066224 3161088 3176523 3226944 3379104 3449502 3504256 3630312 3687936 3764768 3942288 4004864 4024419 4148928 4235364 4302592 4505472 4599336 4741632 4840416 5174253 5256384 5365892 5531904 5647152 5913432 6007296 6132448 6353046 6453888 6758208 6899004 7008512 7260624 7375872 7529536 7884576 8048838 8297856 8470728 8605184 9010944 9198672 9390311 9483264 9680832 10348506 10512768 10731784 11063808 11294304 11826864 12014592 12073257 12264896 12706092 12907776 13516416 13798008 14017024 14521248 15059072 15769152 16097676 16595712 16941456 17210368 18021888 18397344 18780622 19361664 20697012 21025536 21463568 22127616 22588608 23653728 24146514 24529792 25412184 25815552 27032832 27596016 28034048 28170933 29042496 30118144 31538304 32195352 33191424 33882912 36043776 36219771 36794688 37561244 38723328 41394024 42051072 42927136 45177216 47307456 48293028 49059584 50824368 51631104 54065664 55192032 56341866 58084992 60236288 63076608 64390704 65732177 66382848 67765824 72439542 73589376 75122488 77446656 82788048 84102144 84512799 85854272 90354432 94614912 96586056 98119168 101648736 108131328 110384064 112683732 116169984 120472576 126153216 128781408 131464354 135531648 144879084 147178752 150244976 154893312 165576096 169025598 171708544 180708864 189229824 193172112 196238336 197196531 203297472 220768128 225367464 232339968 252306432 253538397 257562816 262928708 271063296 289758168 294357504 300489952 331152192 338051196 343417088 361417728 378459648 386344224 394393062 406594944 441536256 450734928 460125239 464679936 507076794 515125632 525857416 542126592 579516336 588715008 591589593 600979904 662304384 676102392 686834176 756919296 772688448 788786124 813189888 883072512 901469856 920250478 1014153588 1030251264 1051714832 1084253184 1159032672 1183179186 1201959808 1324608768 1352204784 1373668352 1380375717 1545376896 1577572248 1626379776 1766145024 1774768779 1802939712 1840500956 2028307176 2060502528 2103429664 2318065344 2366358372 2403919616 2649217536 2704409568 2760751434 3090753792 3155144496 3252759552 3549537558 3605879424 3681001912 4056614352 4121005056 4141127151 4206859328 4636130688 4732716744 4807839232 5298435072 5408819136 5521502868 6181507584 6310288992 7099075116 7211758848 7362003824 8113228704 8282254302 8413718656 9272261376 9465433488 9615678464 10817638272 11043005736 12363015168 12423381453 12620577984 14198150232 14423517696 14724007648 16226457408 16564508604 16827437312 18544522752 18930866976 21635276544 22086011472 24846762906 25241155968 28396300464 28847035392 29448015296 32452914816 33129017208 33654874624 37089045504 37861733952 43270553088 44172022944 49693525812 50482311936 56792600928 58896030592 64905829632 66258034416 67309749248 75723467904 86541106176 88344045888 99387051624 100964623872 113585201856 117792061184 129811659264 132516068832 151446935808 176688091776 198774103248 201929247744 227170403712 235584122368 259623318528 265032137664 302893871616 353376183552 397548206496 454340807424 471168244736 530064275328 605787743232 706752367104 795096412992 908681614848 1060128550656 1413504734208 1590192825984 1817363229696 2120257101312 3180385651968 4240514202624 6360771303936 12721542607872
• Sum of all divisors σ(n): 43965415561920
• Sum of proper divisors (its aliquot sum) s(n): 31243872954048
• 12721542607872 is an abundant number, because the sum of its proper divisors (31243872954048) is greater than itself. Its abundance is 18522330346176

Bases of 12721542607872

• Binary: 10111001000111110111000001110011010000000000₂
• Hexadecimal: 0xB91F7073400
• Base-36: 4IC720AO0

Squares and roots of 12721542607872

• 12721542607872 squared (12721542607872²) is 161837646323902726756368384
• 12721542607872 cubed (12721542607872³) is 2058824513267247888549062483375290318848
• The square root of 12721542607872 is 3566727.1563538471
• The cube root of 12721542607872 is 23344.2500031555

Scales and comparisons

• 12,721,542,607,872 seconds is equal to 404,505 years, 36 weeks, 4 days, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 12,721,542,607,872 would take you about one million, eleven thousand, two hundred sixty-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 12721542607872 cubic inches would be around 1945.4 feet tall.

Recreational maths with 12721542607872

• 12721542607872 backwards is 27870624512721
• 12721542607872 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12721542607872's digits is 54
• More coming soon!