72145805160

Names of 72145805160

• Cardinal: 72145805160 can be written as Seventy-two billion, one hundred forty-five million, eight hundred five thousand, one hundred sixty.

Scientific notation

• Scientific notation: 7.214580516 × 10¹⁰

Factors of 72145805160

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2933

Divisors of 72145805160

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 13 15 19 20 22 24 26 30 33 38 39 40 44 52 55 57 60 65 66 76 78 79 88 95 104 110 114 120 130 132 143 152 156 158 165 190 195 209 220 228 237 247 260 264 285 286 312 316 330 380 390 395 418 429 440 456 474 494 520 570 572 627 632 660 715 741 760 780 790 836 858 869 948 988 1027 1045 1140 1144 1185 1235 1254 1320 1430 1482 1501 1560 1580 1672 1716 1738 1896 1976 2054 2090 2145 2280 2370 2470 2508 2607 2717 2801 2860 2964 3002 3081 3135 3160 3432 3476 3705 4108 4180 4290 4345 4503 4740 4940 5016 5135 5214 5434 5602 5720 5928 6004 6162 6270 6952 7410 7505 8151 8216 8360 8403 8580 8690 9006 9480 9880 10270 10428 10868 11204 11297 12008 12324 12540 13035 13585 14005 14820 15010 15405 16302 16511 16806 17160 17380 18012 19513 20540 20856 21736 22408 22515 22594 24648 25080 26070 27170 28010 29640 30020 30810 30811 32604 33022 33612 33891 34760 36024 36413 39026 40755 41080 42015 45030 45188 49533 52140 53219 54340 56020 56485 58539 60040 61620 61622 65208 66044 67224 67782 72826 78052 81510 82555 84030 90060 90376 92433 97565 99066 104280 106438 108680 109239 112040 112970 117078 123240 123244 132088 135564 145652 154055 156104 159657 163020 165110 168060 169455 180120 182065 184866 195130 198132 212876 214643 218478 221279 225940 234156 246488 247665 266095 271128 291304 292695 308110 319314 326040 330220 336120 338910 364130 369732 390260 396264 400543 425752 429286 436956 442558 451880 462165 468312 495330 532190 546195 585390 585409 616220 638628 643929 660440 663837 677820 691847 728260 739464 780520 798285 801086 858572 873912 885116 924330 990660 1064380 1073215 1092390 1106395 1170780 1170818 1201629 1232440 1277256 1287858 1327674 1355640 1383694 1456520 1596570 1602172 1717144 1756227 1770232 1848660 1981320 2002715 2075541 2128760 2146430 2184780 2212790 2341560 2341636 2403258 2434069 2575716 2655348 2767388 2876627 2927045 3193140 3204344 3219645 3319185 3459235 3512454 3697320 4005430 4151082 4204301 4292860 4369560 4425580 4683272 4806516 4868138 5151432 5310696 5534776 5753254 5854090 6008145 6386280 6439290 6638370 6918470 7024908 7302207 7610317 8010860 8302164 8408602 8585720 8629881 8781135 8851160 9613032 9736276 10377705 11506508 11708180 12016290 12170345 12612903 12878580 13276740 13836940 14049816 14383135 14604414 15220634 16021720 16604328 16817204 17259762 17562270 19472552 20755410 21021505 22830951 23013016 23416360 24032580 24340690 25225806 25757160 26553480 27673880 28766270 29208828 30441268 31642897 33634408 34519524 35124540 36511035 38051585 41510820 42043010 43149405 45661902 46247311 48065160 48681380 50451612 54655913 57532540 58417656 60882536 63064515 63285794 69039048 70249080 73022070 76103170 83021640 84086020 86298810 91323804 92494622 94928691 97362760 100903224 109311826 114154755 115065080 126129030 126571588 138741933 146044140 152206340 158214485 163967739 168172040 172597620 182647608 184989244 189857382 218623652 228309510 231236555 252258060 253143176 273279565 277483866 292088280 304412680 316428970 327935478 345195240 369978488 379714764 437247304 456619020 462473110 474643455 504516120 546559130 554967732 601215043 632857940 655870956 693709665 759429528 819838695 913238040 924946220 949286910 1093118260 1109935464 1202430086 1265715880 1311741912 1387419330 1639677390 1803645129 1849892440 1898573820 2186236520 2404860172 2774838660 3006075215 3279354780 3607290258 3797147640 4809720344 5549677320 6012150430 6558709560 7214580516 9018225645 12024300860 14429161032 18036451290 24048601720 36072902580 72145805160
• Sum of all divisors σ(n): 271143936000
• Sum of proper divisors (its aliquot sum) s(n): 198998130840
• 72145805160 is an abundant number, because the sum of its proper divisors (198998130840) is greater than itself. Its abundance is 126852325680

Bases of 72145805160

• Binary: 1000011001100001110011001111101101000₂
• Hexadecimal: 0x10CC399F68
• Base-36: X55QZJC

Squares and roots of 72145805160

• 72145805160 squared (72145805160²) is 5205017202184682625600
• 72145805160 cubed (72145805160³) is 375520156923264439042974828096000
• The square root of 72145805160 is 268599.7117645513
• The cube root of 72145805160 is 4162.9739651661

Scales and comparisons

• 72,145,805,160 seconds is equal to 2,294 years, 4 days, 21 hours, 26 minutes.
• To count from 1 to 72,145,805,160 would take you about four thousand, five hundred eighty-eight 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 72145805160 cubic inches would be around 346.9 feet tall.

Recreational maths with 72145805160

• 72145805160 backwards is 06150854127
• 72145805160 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72145805160's digits is 39
• More coming soon!