21842991493728

Names of 21842991493728

• Cardinal: 21842991493728 can be written as Twenty-one trillion, eight hundred forty-two billion, nine hundred ninety-one million, four hundred ninety-three thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1842991493728 × 10¹³

Factors of 21842991493728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 110

Divisors of 21842991493728

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 8 12 16 23 24 29 32 46 48 53 58 69 87 92 96 106 116 138 159 174 184 212 232 276 318 348 368 424 464 529 552 636 667 696 736 848 928 1058 1104 1219 1272 1334 1392 1537 1587 1696 2001 2116 2208 2438 2544 2668 2784 3074 3174 3657 4002 4232 4611 4876 5088 5336 6148 6348 7314 8004 8464 9222 9752 10672 12167 12296 12696 14628 15341 16008 16928 18444 19504 21344 24334 24592 25392 28037 29256 30682 32016 35351 36501 36888 39008 46023 48668 49184 50784 56074 58512 61364 64032 70702 73002 73776 84111 92046 97336 106053 112148 117024 122728 141404 146004 147552 168222 184092 194672 212106 224296 245456 279841 282808 292008 336444 352843 368184 389344 424212 448592 490912 559682 565616 584016 644851 672888 705686 736368 813073 839523 848424 897184 1058529 1119364 1131232 1168032 1289702 1345776 1411372 1472736 1626146 1679046 1696848 1934553 2117058 2238728 2439219 2579404 2691552 2822744 3252292 3358092 3393696 3869106 4234116 4477456 4878438 5158808 5645488 6436343 6504584 6716184 7738212 8115389 8468232 8954912 9756876 10317616 11290976 12872686 13009168 13432368 14831573 15476424 16230778 16936464 18700679 19309029 19513752 20635232 24346167 25745372 26018336 26864736 29663146 30952848 32461556 33872928 37401358 38618058 39027504 44494719 48692334 51490744 56102037 59326292 61905696 64923112 74802716 77236116 78055008 88989438 97384668 102981488 112204074 118652584 129846224 148035889 149605432 154472232 177978876 186653947 194769336 205962976 224408148 237305168 259692448 296071778 299210864 308944464 341126179 355957752 373307894 389538672 430115617 444107667 448816296 474610336 559961841 592143556 598421728 617888928 682252358 711915504 746615788 779077344 860231234 888215334 897632592 1023378537 1119923682 1184287112 1290346851 1364504716 1423831008 1493231576 1720462468 1776430668 1795265184 2046757074 2239847364 2368574224 2580693702 2729009432 2986463152 3440924936 3552861336 4093514148 4293040781 4479694728 4737148448 5161387404 5458018864 5972926304 6881849872 7105722672 7845902117 8187028296 8586081562 8959389456 9892659191 10322774808 10916037728 12879122343 13763699744 14211445344 15691804234 16374056592 17172163124 17918778912 19785318382 20645549616 23537706351 25758244686 29677977573 31383608468 32748113184 34344326248 39570636764 41291099232 47075412702 51516489372 59355955146 62767216936 68688652496 79141273528 94150825404 103032978744 118711910292 125534433872 137377304992 158282547056 188301650808 206065957488 227531161393 237423820584 251068867744 316565094112 376603301616 412131914976 455062322786 474847641168 682593484179 753206603232 910124645572 949695282336 1365186968358 1820249291144 2730373936716 3640498582288 5460747873432 7280997164576 10921495746864 21842991493728
• Sum of all divisors σ(n): 63181179094320
• Sum of proper divisors (its aliquot sum) s(n): 41338187600592
• 21842991493728 is an abundant number, because the sum of its proper divisors (41338187600592) is greater than itself. Its abundance is 19495196106864

Bases of 21842991493728

• Binary: 100111101110110110111101111111011001001100000₂
• Hexadecimal: 0x13DDB7BFB260
• Base-36: 7QQJ55Z6O

Squares and roots of 21842991493728

• 21842991493728 squared (21842991493728²) is 477116277395073764663337984
• 21842991493728 cubed (21842991493728³) is 10421646788659765091592389294170680164352
• The square root of 21842991493728 is 4673648.6275422973
• The cube root of 21842991493728 is 27953.5759172459

Scales and comparisons

• 21,842,991,493,728 seconds is equal to 694,539 years, 29 weeks, 2 days, 13 hours, 8 minutes, 48 seconds.
• To count from 1 to 21,842,991,493,728 would take you about one million, seven hundred thirty-six thousand, three hundred forty-eight 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 21842991493728 cubic inches would be around 2329.5 feet tall.

Recreational maths with 21842991493728

• 21842991493728 backwards is 82739419924812
• 21842991493728 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21842991493728's digits is 69
• More coming soon!