20823149520

Names of 20823149520

• Cardinal: 20823149520 can be written as Twenty billion, eight hundred twenty-three million, one hundred forty-nine thousand, five hundred twenty.

Scientific notation

• Scientific notation: 2.082314952 × 10¹⁰

Factors of 20823149520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4096

Divisors of 20823149520

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 81 90 108 120 135 144 162 180 216 240 270 324 360 405 432 540 648 720 810 1063 1080 1296 1620 2126 2160 3023 3189 3240 4252 5315 6046 6378 6480 8504 9069 9567 10630 12092 12756 15115 15945 17008 18138 19134 21260 24184 25512 27207 28701 30230 31890 36276 38268 42520 45345 47835 48368 51024 54414 57402 60460 63780 72552 76536 81621 85040 86103 90690 95670 108828 114804 120920 127560 136035 143505 145104 153072 163242 172206 181380 191340 217656 229608 241840 244863 255120 272070 287010 326484 344412 362760 382680 408105 430515 435312 459216 489726 544140 574020 652968 688824 725520 765360 816210 861030 979452 1088280 1148040 1224315 1305936 1377648 1632420 1722060 1958904 2176560 2296080 2448630 3213449 3264840 3444120 3917808 4897260 6426898 6529680 6888240 9640347 9794520 12853796 16067245 19280694 19589040 25707592 28921041 32134490 38561388 48201735 51415184 57842082 64268980 77122776 86763123 96403470 115684164 128537960 144605205 154245552 173526246 192806940 231368328 257075920 260289369 289210410 347052492 385613880 433815615 462736656 520578738 578420820 694104984 771227760 867631230 1041157476 1156841640 1301446845 1388209968 1735262460 2082314952 2313683280 2602893690 3470524920 4164629904 5205787380 6941049840 10411574760 20823149520
• Sum of all divisors σ(n): 72413865216
• Sum of proper divisors (its aliquot sum) s(n): 51590715696
• 20823149520 is an abundant number, because the sum of its proper divisors (51590715696) is greater than itself. Its abundance is 30767566176

Bases of 20823149520

• Binary: 10011011001001010000000101111010000₂
• Hexadecimal: 0x4D9280BD0
• Base-36: 9KDKD00

Squares and roots of 20823149520

• 20823149520 squared (20823149520²) is 433603555932276230400
• 20823149520 cubed (20823149520³) is 9028991677581470939561169408000
• The square root of 20823149520 is 144302.2852209901
• The cube root of 20823149520 is 2751.1576181943

Scales and comparisons

• 20,823,149,520 seconds is equal to 662 years, 5 weeks, 5 days, 16 hours, 12 minutes.
• To count from 1 to 20,823,149,520 would take you about one thousand, three hundred twenty-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 20823149520 cubic inches would be around 229.3 feet tall.

Recreational maths with 20823149520

• 20823149520 backwards is 02594132802
• 20823149520 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20823149520's digits is 36
• More coming soon!