31459943340

Names of 31459943340

• Cardinal: 31459943340 can be written as Thirty-one billion, four hundred fifty-nine million, nine hundred forty-three thousand, three hundred forty.

Scientific notation

• Scientific notation: 3.145994334 × 10¹⁰

Factors of 31459943340

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4489

Divisors of 31459943340

• Number of divisors d(n): 216
• 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 49 60 63 70 84 90 98 105 126 140 147 180 196 210 245 252 294 315 420 441 490 588 630 735 882 980 1039 1260 1470 1764 2078 2205 2940 3117 3433 4156 4410 5195 6234 6866 7273 8820 9351 10299 10390 12468 13732 14546 15585 17165 18702 20598 20780 21819 24031 29092 30897 31170 34330 36365 37404 41196 43638 46755 48062 50911 51495 61794 62340 65457 68660 72093 72730 87276 93510 96124 101822 102990 109095 120155 123588 130914 144186 145460 152733 154485 168217 187020 203644 205980 216279 218190 240310 254555 261828 288372 305466 308970 327285 336434 360465 432558 436380 458199 480620 504651 509110 610932 617940 654570 672868 720930 763665 841085 865116 916398 1009302 1018220 1081395 1309140 1441860 1513953 1527330 1682170 1832796 2018604 2162790 2290995 2523255 3027906 3054660 3364340 3566887 4325580 4581990 5046510 6055812 7133774 7569765 9163980 10093020 10700661 14267548 15139530 17834435 21401322 24968209 30279060 32101983 35668870 42802644 49936418 53503305 64203966 71337740 74904627 99872836 107006610 124841045 128407932 149809254 160509915 174777463 214013220 224713881 249682090 299618508 321019830 349554926 374523135 449427762 499364180 524332389 642039660 699109852 749046270 873887315 898855524 1048664778 1123569405 1498092540 1572997167 1747774630 2097329556 2247138810 2621661945 3145994334 3495549260 4494277620 5243323890 6291988668 7864985835 10486647780 15729971670 31459943340
• Sum of all divisors σ(n): 111147865920
• Sum of proper divisors (its aliquot sum) s(n): 79687922580
• 31459943340 is an abundant number, because the sum of its proper divisors (79687922580) is greater than itself. Its abundance is 48227979240

Bases of 31459943340

• Binary: 11101010011001010001010001110101100₂
• Hexadecimal: 0x75328A3AC
• Base-36: EGAFRN0

Squares and roots of 31459943340

• 31459943340 squared (31459943340²) is 989728034956010355600
• 31459943340 cubed (31459943340³) is 31136787901725625179629251704000
• The square root of 31459943340 is 177369.5107395857
• The cube root of 31459943340 is 3156.8405417303

Scales and comparisons

• 31,459,943,340 seconds is equal to 1,000 years, 17 weeks, 17 hours, 9 minutes.
• To count from 1 to 31,459,943,340 would take you about two thousand 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 31459943340 cubic inches would be around 263.1 feet tall.

Recreational maths with 31459943340

• 31459943340 backwards is 04334995413
• 31459943340 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31459943340's digits is 45
• More coming soon!