4947031440

Names of 4947031440

• Cardinal: 4947031440 can be written as Four billion, nine hundred forty-seven million, thirty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 4.94703144 × 10⁹

Factors of 4947031440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 750

Divisors of 4947031440

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 36 39 40 45 48 52 60 65 72 78 80 90 104 117 120 130 144 156 180 195 208 234 240 260 312 360 390 468 520 585 624 720 727 780 936 1040 1170 1454 1560 1872 2181 2340 2908 3120 3635 4362 4680 5816 6543 7270 8724 9360 9451 10905 11632 13086 14540 17448 18902 21810 26172 28353 29080 32715 34896 37804 43620 47255 52344 56706 58160 65430 75608 85059 87240 94510 104688 113412 130860 141765 151216 170118 174480 189020 226824 261720 283530 340236 378040 425295 453648 523440 528529 567060 680472 756080 850590 1057058 1134120 1360944 1585587 1701180 2114116 2268240 2642645 3171174 3402360 4228232 4756761 5285290 6342348 6804720 6870877 7927935 8456464 9513522 10570580 12684696 13741754 15855870 19027044 20612631 21141160 23783805 25369392 27483508 31711740 34354385 38054088 41225262 42282320 47567610 54967016 61837893 63423480 68708770 76108176 82450524 95135220 103063155 109934032 123675786 126846960 137417540 164901048 190270440 206126310 247351572 274835080 309189465 329802096 380540880 412252620 494703144 549670160 618378930 824505240 989406288 1236757860 1649010480 2473515720 4947031440
• Sum of all divisors σ(n): 17916407964
• Sum of proper divisors (its aliquot sum) s(n): 12969376524
• 4947031440 is an abundant number, because the sum of its proper divisors (12969376524) is greater than itself. Its abundance is 8022345084

Bases of 4947031440

• Binary: 100100110110111011011010110010000₂
• Hexadecimal: 0x126DDB590
• Base-36: 29TC1W0

Squares and roots of 4947031440

• 4947031440 squared (4947031440²) is 24473120068348473600
• 4947031440 cubed (4947031440³) is 121069294413014847775209984000
• The square root of 4947031440 is 70335.1365961565
• The cube root of 4947031440 is 1703.9161666089

Scales and comparisons

• 4,947,031,440 seconds is equal to 157 years, 15 weeks, 4 days, 7 hours, 24 minutes.
• To count from 1 to 4,947,031,440 would take you about three hundred fourteen 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 4947031440 cubic inches would be around 142 feet tall.

Recreational maths with 4947031440

• 4947031440 backwards is 0441307494
• 4947031440 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 4947031440's digits is 36
• More coming soon!