72215247312

Names of 72215247312

• Cardinal: 72215247312 can be written as Seventy-two billion, two hundred fifteen million, two hundred forty-seven thousand, three hundred twelve.

Scientific notation

• Scientific notation: 7.2215247312 × 10¹⁰

Factors of 72215247312

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6229

Divisors of 72215247312

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 48 52 72 78 104 117 144 156 208 234 312 468 624 936 1872 6211 12422 18633 24844 37266 49688 55899 74532 80743 99376 111798 149064 161486 223596 242229 298128 322972 447192 484458 645944 726687 894384 968916 1291888 1453374 1937832 2906748 3875664 5813496 11626992 38576521 77153042 115729563 154306084 231459126 308612168 347188689 462918252 501494773 617224336 694377378 925836504 1002989546 1388754756 1504484319 1851673008 2005979092 2777509512 3008968638 4011958184 4513452957 5555019024 6017937276 8023916368 9026905914 12035874552 18053811828 24071749104 36107623656 72215247312
• Sum of all divisors σ(n): 217683779586
• Sum of proper divisors (its aliquot sum) s(n): 145468532274
• 72215247312 is an abundant number, because the sum of its proper divisors (145468532274) is greater than itself. Its abundance is 73253284962

Bases of 72215247312

• Binary: 1000011010000010111010011100111010000₂
• Hexadecimal: 0x10D05D39D0
• Base-36: X6B3DG0

Squares and roots of 72215247312

• 72215247312 squared (72215247312²) is 5215041944333323225344
• 72215247312 cubed (72215247312³) is 376605543752484273681050466275328
• The square root of 72215247312 is 268728.9476628821
• The cube root of 72215247312 is 4164.3091925757

Scales and comparisons

• 72,215,247,312 seconds is equal to 2,296 years, 11 weeks, 3 days, 14 hours, 55 minutes, 12 seconds.
• To count from 1 to 72,215,247,312 would take you about four thousand, five hundred ninety-two 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 72215247312 cubic inches would be around 347 feet tall.

Recreational maths with 72215247312

• 72215247312 backwards is 21374251227
• 72215247312 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72215247312's digits is 36
• More coming soon!