21062970000

Names of 21062970000

• Cardinal: 21062970000 can be written as Twenty-one billion, sixty-two million, nine hundred seventy thousand.

Scientific notation

• Scientific notation: 2.106297 × 10¹⁰

Factors of 21062970000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 622

Divisors of 21062970000

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 36 40 45 48 50 54 60 72 75 80 90 100 108 120 125 135 144 150 180 181 200 216 225 240 250 270 300 360 362 375 400 431 432 450 500 540 543 600 625 675 720 724 750 862 900 905 1000 1080 1086 1125 1200 1250 1293 1350 1448 1500 1629 1724 1800 1810 1875 2000 2155 2160 2172 2250 2500 2586 2700 2715 2896 3000 3258 3375 3448 3600 3620 3750 3879 4310 4344 4500 4525 4887 5000 5172 5400 5430 5625 6000 6465 6516 6750 6896 7240 7500 7758 8145 8620 8688 9000 9050 9774 10000 10344 10775 10800 10860 11250 11637 12930 13032 13500 13575 14480 15000 15516 16290 16875 17240 18000 18100 19395 19548 20688 21550 21720 22500 22625 23274 24435 25860 26064 27000 27150 30000 31032 32325 32580 33750 34480 36200 38790 39096 40725 43100 43440 45000 45250 46548 48870 51720 53875 54000 54300 58185 62064 64650 65160 67500 67875 72400 77580 78011 78192 81450 86200 90000 90500 93096 96975 97740 103440 107750 108600 113125 116370 122175 129300 130320 135000 135750 155160 156022 161625 162900 172400 181000 186192 193950 195480 203625 215500 217200 226250 232740 234033 244350 258600 269375 270000 271500 290925 310320 312044 323250 325800 339375 362000 387900 390055 390960 407250 431000 452500 465480 468066 484875 488700 517200 538750 543000 581850 610875 624088 646500 651600 678750 702099 775800 780110 808125 814500 862000 905000 930960 936132 969750 977400 1018125 1077500 1086000 1163700 1170165 1221750 1248176 1293000 1357500 1404198 1454625 1551600 1560220 1616250 1629000 1810000 1872264 1939500 1950275 1954800 2036250 2106297 2155000 2327400 2340330 2424375 2443500 2586000 2715000 2808396 2909250 3054375 3120440 3232500 3258000 3510495 3744528 3879000 3900550 4072500 4212594 4310000 4654800 4680660 4848750 4887000 5430000 5616792 5818500 5850825 6108750 6240880 6465000 7020990 7273125 7758000 7801100 8145000 8425188 9361320 9697500 9751375 9774000 10531485 11233584 11637000 11701650 12217500 12930000 14041980 14546250 15602200 16290000 16850376 17552475 18722640 19395000 19502750 21062970 23274000 23403300 24435000 28083960 29092500 29254125 31204400 33700752 35104950 38790000 39005500 42125940 46806600 48756875 48870000 52657425 56167920 58185000 58508250 70209900 78011000 84251880 87762375 93613200 97513750 105314850 116370000 117016500 140419800 146270625 156022000 168503760 175524750 195027500 210629700 234033000 263287125 280839600 292541250 351049500 390055000 421259400 438811875 468066000 526574250 585082500 702099000 780110000 842518800 877623750 1053148500 1170165000 1316435625 1404198000 1755247500 2106297000 2340330000 2632871250 3510495000 4212594000 5265742500 7020990000 10531485000 21062970000
• Sum of all divisors σ(n): 76142626560
• Sum of proper divisors (its aliquot sum) s(n): 55079656560
• 21062970000 is an abundant number, because the sum of its proper divisors (55079656560) is greater than itself. Its abundance is 34016686560

Bases of 21062970000

• Binary: 10011100111011100110110101010010000₂
• Hexadecimal: 0x4E7736A90
• Base-36: 9OCCJO0

Squares and roots of 21062970000

• 21062970000 squared (21062970000²) is 443648705220900000000
• 21062970000 cubed (21062970000³) is 9344559368606660073000000000000
• The square root of 21062970000 is 145130.8719742289
• The cube root of 21062970000 is 2761.6790350693

Scales and comparisons

• 21,062,970,000 seconds is equal to 669 years, 38 weeks, 2 days, 9 hours.
• To count from 1 to 21,062,970,000 would take you about one thousand, three hundred thirty-nine 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 21062970000 cubic inches would be around 230.1 feet tall.

Recreational maths with 21062970000

• 21062970000 backwards is 00007926012
• 21062970000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21062970000's digits is 27
• More coming soon!