6490213380

Names of 6490213380

• Cardinal: 6490213380 can be written as Six billion, four hundred ninety million, two hundred thirteen thousand, three hundred eighty.

Scientific notation

• Scientific notation: 6.49021338 × 10⁹

Factors of 6490213380

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 31781

Divisors of 6490213380

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 105 126 140 163 180 210 252 315 326 420 489 630 652 815 978 1141 1260 1467 1630 1956 2282 2445 2934 3260 3423 4564 4890 5705 5868 6846 7335 9780 10269 11410 13692 14670 17115 20538 22820 29340 31601 34230 41076 51345 63202 68460 94803 102690 126404 158005 189606 205380 221207 284409 316010 379212 442414 474015 568818 632020 663621 884828 948030 1106035 1137636 1327242 1422045 1896060 1990863 2212070 2654484 2844090 3318105 3981726 4424140 5150963 5688180 6636210 7963452 9954315 10301926 13272420 15452889 19908630 20603852 25754815 30905778 36056741 39817260 46358667 51509630 61811556 72113482 77264445 92717334 103019260 108170223 144226964 154528890 180283705 185434668 216340446 231793335 309057780 324510669 360567410 432680892 463586670 540851115 649021338 721134820 927173340 1081702230 1298042676 1622553345 2163404460 3245106690 6490213380
• Sum of all divisors σ(n): 22638155904
• Sum of proper divisors (its aliquot sum) s(n): 16147942524
• 6490213380 is an abundant number, because the sum of its proper divisors (16147942524) is greater than itself. Its abundance is 9657729144

Bases of 6490213380

• Binary: 110000010110110001100110000000100₂
• Hexadecimal: 0x182D8CC04
• Base-36: 2ZC3SP0

Squares and roots of 6490213380

• 6490213380 squared (6490213380²) is 42122869717931024400
• 6490213380 cubed (6490213380³) is 273386412647312760477986472000
• The square root of 6490213380 is 80561.8605793089
• The cube root of 6490213380 is 1865.3184754183

Scales and comparisons

• 6,490,213,380 seconds is equal to 206 years, 19 weeks, 1 day, 5 hours, 3 minutes.
• To count from 1 to 6,490,213,380 would take you about four hundred twelve 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 6490213380 cubic inches would be around 155.4 feet tall.

Recreational maths with 6490213380

• 6490213380 backwards is 0833120946
• 6490213380 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 6490213380's digits is 36
• More coming soon!