2009151540

Names of 2009151540

• Cardinal: 2009151540 can be written as Two billion, nine million, one hundred fifty-one thousand, five hundred forty.

Scientific notation

• Scientific notation: 2.00915154 × 10⁹

Factors of 2009151540

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3689

Divisors of 2009151540

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 27 30 31 33 36 44 45 54 55 60 62 66 81 90 93 99 108 110 124 132 135 155 162 165 180 186 198 220 270 279 297 310 324 330 341 372 396 405 465 495 540 558 594 620 660 682 810 837 891 930 990 1023 1116 1188 1364 1395 1485 1620 1674 1705 1782 1860 1980 2046 2511 2790 2970 3069 3348 3410 3564 3637 4092 4185 4455 5022 5115 5580 5940 6138 6820 7274 8370 8910 9207 10044 10230 10911 12276 12555 14548 15345 16740 17820 18185 18414 20460 21822 25110 27621 30690 32733 36370 36828 40007 43644 46035 50220 54555 55242 61380 65466 72740 80014 92070 98199 109110 110484 112747 120021 130932 138105 160028 163665 184140 196398 200035 218220 225494 240042 276210 294597 327330 338241 360063 392796 400070 450988 480084 490995 552420 563735 589194 600105 654660 676482 720126 800140 981990 1014723 1080189 1127470 1178388 1200210 1240217 1352964 1440252 1472985 1691205 1800315 1963980 2029446 2160378 2254940 2400420 2480434 2945970 3044169 3240567 3382410 3600630 3720651 4058892 4320756 4960868 5073615 5400945 5891940 6088338 6201085 6481134 6764820 7201260 7441302 9132507 10147230 10801890 11161953 12176676 12402170 12962268 14882604 15220845 16202835 18265014 18603255 20294460 21603780 22323906 24804340 30441690 32405670 33485859 36530028 37206510 44647812 45662535 55809765 60883380 64811340 66971718 74413020 91325070 100457577 111619530 133943436 167429295 182650140 200915154 223239060 334858590 401830308 502287885 669717180 1004575770 2009151540
• Sum of all divisors σ(n): 7099513344
• Sum of proper divisors (its aliquot sum) s(n): 5090361804
• 2009151540 is an abundant number, because the sum of its proper divisors (5090361804) is greater than itself. Its abundance is 3081210264

Bases of 2009151540

• Binary: 1110111110000010011100000110100₂
• Hexadecimal: 0x77C13834
• Base-36: X87390

Squares and roots of 2009151540

• 2009151540 squared (2009151540²) is 4036689910684371600
• 2009151540 cubed (2009151540³) is 8110321750553967654072264000
• The square root of 2009151540 is 44823.5600995727
• The cube root of 2009151540 is 1261.8398292141

Scales and comparisons

• 2,009,151,540 seconds is equal to 63 years, 46 weeks, 1 hour, 39 minutes.
• To count from 1 to 2,009,151,540 would take you about one hundred twenty-seven 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 2009151540 cubic inches would be around 105.2 feet tall.

Recreational maths with 2009151540

• 2009151540 backwards is 0451519002
• 2009151540 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2009151540's digits is 27
• More coming soon!