3997209480

Names of 3997209480

• Cardinal: 3997209480 can be written as Three billion, nine hundred ninety-seven million, two hundred nine thousand, four hundred eighty.

Scientific notation

• Scientific notation: 3.99720948 × 10⁹

Factors of 3997209480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 70487

Divisors of 3997209480

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 33 40 43 44 55 60 66 86 88 110 120 129 132 165 172 215 220 258 264 330 344 430 440 473 516 645 660 860 946 1032 1290 1320 1419 1720 1892 2365 2580 2838 3784 4730 5160 5676 7095 9460 11352 14190 18920 28380 56760 70423 140846 211269 281692 352115 422538 563384 704230 774653 845076 1056345 1408460 1549306 1690152 2112690 2323959 2816920 3028189 3098612 3873265 4225380 4647918 6056378 6197224 7746530 8450760 9084567 9295836 11619795 12112756 15140945 15493060 18169134 18591672 23239590 24225512 30281890 30986120 33310079 36338268 45422835 46479180 60563780 66620158 72676536 90845670 92958360 99930237 121127560 133240316 166550395 181691340 199860474 266480632 333100790 363382680 399720948 499651185 666201580 799441896 999302370 1332403160 1998604740 3997209480
• Sum of all divisors σ(n): 13386193920
• Sum of proper divisors (its aliquot sum) s(n): 9388984440
• 3997209480 is an abundant number, because the sum of its proper divisors (9388984440) is greater than itself. Its abundance is 5391774960

Bases of 3997209480

• Binary: 11101110010000001001001110001000₂
• Hexadecimal: 0xEE409388
• Base-36: 1U3U2KO

Squares and roots of 3997209480

• 3997209480 squared (3997209480²) is 15977683627001870400
• 3997209480 cubed (3997209480³) is 63866148462292660340611392000
• The square root of 3997209480 is 63223.4883567809
• The cube root of 3997209480 is 1587.0318265621

Scales and comparisons

• 3,997,209,480 seconds is equal to 127 years, 5 weeks, 23 hours, 58 minutes.
• To count from 1 to 3,997,209,480 would take you about two hundred fifty-four 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 3997209480 cubic inches would be around 132.3 feet tall.

Recreational maths with 3997209480

• 3997209480 backwards is 0849027993
• The number of decimal digits it has is: 10
• The sum of 3997209480's digits is 51
• More coming soon!