72108048690

Names of 72108048690

• Cardinal: 72108048690 can be written as Seventy-two billion, one hundred eight million, forty-eight thousand, six hundred ninety.

Scientific notation

• Scientific notation: 7.210804869 × 10¹⁰

Factors of 72108048690

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 19803

Divisors of 72108048690

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 79 90 135 158 173 237 270 346 395 474 519 711 790 865 1038 1185 1422 1557 1730 2133 2370 2595 3114 3555 4266 4671 5190 7110 7785 9342 10665 13667 15570 19541 21330 23355 27334 39082 41001 46710 58623 68335 82002 97705 117246 123003 136670 175869 195410 205005 246006 293115 351738 369009 410010 527607 586230 615015 738018 879345 1055214 1230030 1543739 1758690 1845045 2638035 3087478 3380593 3690090 4631217 5276070 6761186 7718695 9262434 10141779 13893651 15437390 16902965 20283558 23156085 27787302 30425337 33805930 41680953 46312170 50708895 60850674 69468255 83361906 91276011 101417790 138936510 152126685 182552022 208404765 267066847 304253370 416809530 456380055 534133694 801200541 912760110 1335334235 1602401082 2403601623 2670668470 4006002705 4807203246 7210804869 8012005410 12018008115 14421609738 24036016230 36054024345 72108048690
• Sum of all divisors σ(n): 195857740800
• Sum of proper divisors (its aliquot sum) s(n): 123749692110
• 72108048690 is an abundant number, because the sum of its proper divisors (123749692110) is greater than itself. Its abundance is 51641643420

Bases of 72108048690

• Binary: 1000011001001111110011000000100110010₂
• Hexadecimal: 0x10C9F98132
• Base-36: X4J9QGI

Squares and roots of 72108048690

• 72108048690 squared (72108048690²) is 5199570685879410716100
• 72108048690 cubed (72108048690³) is 374930896184489243385046566909000
• The square root of 72108048690 is 268529.4186676761
• The cube root of 72108048690 is 4162.2476275851

Scales and comparisons

• 72,108,048,690 seconds is equal to 2,292 years, 42 weeks, 1 day, 21 hours, 31 minutes, 30 seconds.
• To count from 1 to 72,108,048,690 would take you about four thousand, five hundred eighty-five 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 72108048690 cubic inches would be around 346.9 feet tall.

Recreational maths with 72108048690

• 72108048690 backwards is 09684080127
• 72108048690 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72108048690's digits is 45
• More coming soon!