21234056080640

Names of 21234056080640

• Cardinal: 21234056080640 can be written as Twenty-one trillion, two hundred thirty-four billion, fifty-six million, eighty thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.123405608064 × 10¹³

Factors of 21234056080640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2182

Divisors of 21234056080640

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 128 130 160 208 256 260 320 416 421 520 640 832 842 1040 1280 1664 1684 1741 2080 2105 3328 3368 3482 4160 4210 5473 6736 6964 8320 8420 8705 10946 13472 13928 16640 16840 17410 21892 22633 26944 27365 27856 33680 34820 43784 45266 53888 54730 55712 67360 69640 87568 90532 107776 109460 111424 113165 134720 139280 175136 181064 218920 222848 226330 269440 278560 350272 362128 437840 445696 452660 538880 557120 700544 724256 732961 875680 905320 1114240 1401088 1448512 1465922 1751360 1810640 2228480 2897024 2931844 3031081 3502720 3621280 3664805 5794048 5863688 6062162 7005440 7242560 7329610 9528493 11727376 12124324 14485120 14659220 15155405 19056986 23454752 24248648 28970240 29318440 30310810 38113972 39404053 46909504 47642465 48497296 58636880 60621620 76227944 78808106 93819008 95284930 96994592 117273760 121243240 152455888 157616212 187638016 190569860 193989184 197020265 234547520 242486480 304911776 315232424 381139720 387978368 394040530 469095040 484972960 609823552 630464848 762279440 775956736 788081060 938190080 969945920 1219647104 1260929696 1276085101 1524558880 1576162120 1939891840 2439294208 2521859392 2552170202 3049117760 3152324240 3879783680 5043718784 5104340404 6098235520 6304648480 6380425505 10087437568 10208680808 12196471040 12609296960 12760851010 16589106313 20417361616 25218593920 25521702020 33178212626 40834723232 50437187840 51043404040 66356425252 81669446464 82945531565 102086808080 132712850504 163338892928 165891063130 204173616160 265425701008 326677785856 331782126260 408347232320 530851402016 663564252520 816694464640 1061702804032 1327128505040 1633388929280 2123405608064 2654257010080 4246811216128 5308514020160 10617028040320 21234056080640
• Sum of all divisors σ(n): 54936337458744
• Sum of proper divisors (its aliquot sum) s(n): 33702281378104
• 21234056080640 is an abundant number, because the sum of its proper divisors (33702281378104) is greater than itself. Its abundance is 12468225297464

Bases of 21234056080640

• Binary: 100110100111111110000010111101010110100000000₂
• Hexadecimal: 0x134FF05EAD00
• Base-36: 7IYSGQRCW

Squares and roots of 21234056080640

• 21234056080640 squared (21234056080640²) is 450885137635764558182809600
• 21234056080640 cubed (21234056080640³) is 9574120298484909730217091255599366144000
• The square root of 21234056080640 is 4608042.5432758323
• The cube root of 21234056080640 is 27691.3621885881

Scales and comparisons

• 21,234,056,080,640 seconds is equal to 675,177 years, 15 weeks, 4 days, 23 hours, 17 minutes, 20 seconds.
• To count from 1 to 21,234,056,080,640 would take you about one million, six hundred eighty-seven thousand, nine hundred forty-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 21234056080640 cubic inches would be around 2307.6 feet tall.

Recreational maths with 21234056080640

• 21234056080640 backwards is 04608065043212
• The number of decimal digits it has is: 14
• The sum of 21234056080640's digits is 41
• More coming soon!