72490605993

Names of 72490605993

• Cardinal: 72490605993 can be written as Seventy-two billion, four hundred ninety million, six hundred five thousand, nine hundred ninety-three.

Scientific notation

• Scientific notation: 7.2490605993 × 10¹⁰

Factors of 72490605993

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 170

Divisors of 72490605993

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 9 13 27 39 47 81 107 117 141 169 243 321 351 423 507 611 729 963 1053 1269 1391 1521 1833 2187 2197 2889 3159 3807 4173 4563 5029 5499 6561 6591 7943 8667 9477 11421 12519 13689 15087 16497 18083 19773 23829 26001 28431 34263 37557 41067 45261 49491 54249 59319 65377 71487 78003 85293 102789 103259 112671 123201 135783 148473 162747 177957 196131 214461 234009 235079 308367 309777 338013 369603 407349 445419 488241 533871 588393 643383 702027 705237 849901 929331 1014039 1108809 1222047 1336257 1464723 1601613 1765179 1930149 2115711 2549703 2787993 3042117 3666141 4008771 4394169 4804839 5295537 5790447 6347133 7649109 8363979 9126351 10998423 11048713 13182507 14414517 15886611 17371341 19041399 22947327 25091937 32995269 33146139 39547521 47659833 52114023 57124197 68841981 75275811 99438417 118642563 142979499 171372591 206525943 225827433 298315251 428938497 514117773 619577829 677482299 894945753 1542353319 1858733487 2684837259 5576200461 8054511777 24163535331 72490605993
• Sum of all divisors σ(n): 121417470720
• Sum of proper divisors (its aliquot sum) s(n): 48926864727
• 72490605993 is a deficient number, because the sum of its proper divisors (48926864727) is less than itself. Its deficiency is 23563741266

Bases of 72490605993

• Binary: 1000011100000110001101101110110101001₂
• Hexadecimal: 0x10E0C6DDA9
• Base-36: XAV19K9

Squares and roots of 72490605993

• 72490605993 squared (72490605993²) is 5254887957232367516049
• 72490605993 cubed (72490605993³) is 380930012445092188352480163081657
• The square root of 72490605993 is 269240.7955585483
• The cube root of 72490605993 is 4169.5953538311

Scales and comparisons

• 72,490,605,993 seconds is equal to 2,304 years, 50 weeks, 5 days, 15 hours, 26 minutes, 33 seconds.
• To count from 1 to 72,490,605,993 would take you about four thousand, six hundred nine 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 72490605993 cubic inches would be around 347.5 feet tall.

Recreational maths with 72490605993

• 72490605993 backwards is 39950609427
• The number of decimal digits it has is: 11
• The sum of 72490605993's digits is 54
• More coming soon!