72194274540

Names of 72194274540

• Cardinal: 72194274540 can be written as Seventy-two billion, one hundred ninety-four million, two hundred seventy-four thousand, five hundred forty.

Scientific notation

• Scientific notation: 7.219427454 × 10¹⁰

Factors of 72194274540

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 41178

Divisors of 72194274540

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 19 20 27 30 36 38 45 54 57 60 76 81 90 95 108 114 135 162 171 180 190 228 243 270 285 324 342 361 380 405 486 513 540 570 684 722 810 855 972 1026 1083 1140 1215 1444 1539 1620 1710 1805 2052 2166 2430 2565 3078 3249 3420 3610 4332 4617 4860 5130 5415 6156 6498 7220 7695 9234 9747 10260 10830 12996 15390 16245 18468 19494 21660 23085 29241 30780 32490 38988 41149 46170 48735 58482 64980 82298 87723 92340 97470 116964 123447 146205 164596 175446 194940 205745 246894 292410 350892 370341 411490 438615 493788 584820 617235 740682 781831 822980 877230 1111023 1234470 1481364 1563662 1754460 1851705 2222046 2345493 2468940 3127324 3333069 3703410 3909155 4444092 4690986 5555115 6666138 7036479 7406820 7818310 9381972 9999207 11110230 11727465 13332276 14072958 14854789 15636620 16665345 19998414 21109437 22220460 23454930 28145916 29709578 33330690 35182395 39996828 42218874 44564367 46909860 49996035 59419156 63328311 66661380 70364790 74273945 84437748 89128734 99992070 105547185 126656622 133693101 140729580 148547890 178257468 189984933 199984140 211094370 222821835 253313244 267386202 297095780 316641555 379969866 401079303 422188740 445643670 534772404 633283110 668465505 759939732 802158606 891287340 949924665 1203237909 1266566220 1336931010 1604317212 1899849330 2005396515 2406475818 2673862020 3609713727 3799698660 4010793030 4812951636 6016189545 7219427454 8021586060 12032379090 14438854908 18048568635 24064758180 36097137270 72194274540
• Sum of all divisors σ(n): 239687557200
• Sum of proper divisors (its aliquot sum) s(n): 167493282660
• 72194274540 is an abundant number, because the sum of its proper divisors (167493282660) is greater than itself. Its abundance is 95299008120

Bases of 72194274540

• Binary: 1000011001111000111010011010011101100₂
• Hexadecimal: 0x10CF1D34EC
• Base-36: X5YLUR0

Squares and roots of 72194274540

• 72194274540 squared (72194274540²) is 5212013276356892211600
• 72194274540 cubed (72194274540³) is 376277517379434367345438172664000
• The square root of 72194274540 is 268689.9226617923
• The cube root of 72194274540 is 4163.9060202693

Scales and comparisons

• 72,194,274,540 seconds is equal to 2,295 years, 28 weeks, 5 days, 21 hours, 9 minutes.
• To count from 1 to 72,194,274,540 would take you about four thousand, five hundred ninety-one 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 72194274540 cubic inches would be around 347 feet tall.

Recreational maths with 72194274540

• 72194274540 backwards is 04547249127
• 72194274540 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72194274540's digits is 45
• More coming soon!