72408520140

Names of 72408520140

• Cardinal: 72408520140 can be written as Seventy-two billion, four hundred eight million, five hundred twenty thousand, one hundred forty.

Scientific notation

• Scientific notation: 7.240852014 × 10¹⁰

Factors of 72408520140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 299325

Divisors of 72408520140

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 367 660 734 1101 1468 1835 2202 3670 4037 4404 5505 7340 8074 11010 12111 16148 20185 22020 24222 40370 48444 60555 80740 121110 242220 298937 597874 896811 1195748 1494685 1793622 2989370 3288307 3587244 4484055 5978740 6576614 8968110 9864921 13153228 16441535 17936220 19729842 32883070 39459684 49324605 65766140 98649210 109709879 197298420 219419758 329129637 438839516 548549395 658259274 1097098790 1206808669 1316518548 1645648185 2194197580 2413617338 3291296370 3620426007 4827234676 6034043345 6582592740 7240852014 12068086690 14481704028 18102130035 24136173380 36204260070 72408520140
• Sum of all divisors σ(n): 221778514944
• Sum of proper divisors (its aliquot sum) s(n): 149369994804
• 72408520140 is an abundant number, because the sum of its proper divisors (149369994804) is greater than itself. Its abundance is 76961474664

Bases of 72408520140

• Binary: 1000011011011111000100101010111001100₂
• Hexadecimal: 0x10DBE255CC
• Base-36: X9I5VPO

Squares and roots of 72408520140

• 72408520140 squared (72408520140²) is 5242993788864785619600
• 72408520140 cubed (72408520140³) is 379637421354910737273588978744000
• The square root of 72408520140 is 269088.3129011737
• The cube root of 72408520140 is 4168.0209242549

Scales and comparisons

• 72,408,520,140 seconds is equal to 2,302 years, 19 weeks, 13 hours, 49 minutes.
• To count from 1 to 72,408,520,140 would take you about four thousand, six hundred four 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 72408520140 cubic inches would be around 347.3 feet tall.

Recreational maths with 72408520140

• 72408520140 backwards is 04102580427
• 72408520140 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72408520140's digits is 33
• More coming soon!