72408323978136

Names of 72408323978136

• Cardinal: 72408323978136 can be written as Seventy-two trillion, four hundred eight billion, three hundred twenty-three million, nine hundred seventy-eight thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 7.2408323978136 × 10¹³

Factors of 72408323978136

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 111741240712

Divisors of 72408323978136

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 324 648 111741240707 223482481414 335223722121 446964962828 670447444242 893929925656 1005671166363 1340894888484 2011342332726 2681789776968 3017013499089 4022684665452 6034026998178 8045369330904 9051040497267 12068053996356 18102080994534 24136107992712 36204161989068 72408323978136
• Sum of all divisors σ(n): 202810351885020
• Sum of proper divisors (its aliquot sum) s(n): 130402027906884
• 72408323978136 is an abundant number, because the sum of its proper divisors (130402027906884) is greater than itself. Its abundance is 57993703928748

Bases of 72408323978136

• Binary: 10000011101101011100000011011011111001110011000₂
• Hexadecimal: 0x41DAE06DF398
• Base-36: PNZXAKHI0

Squares and roots of 72408323978136

• 72408323978136 squared (72408323978136²) is 5242965381322704808606034496
• 72408323978136 cubed (72408323978136³) is 379634335936965763240664116206182365779456
• The square root of 72408323978136 is 8509308.0786945303
• The cube root of 72408323978136 is 41680.1716039071

Scales and comparisons

• 72,408,323,978,136 seconds is equal to 2,302,360 years, 37 weeks, 6 days, 7 hours, 15 minutes, 36 seconds.
• To count from 1 to 72,408,323,978,136 would take you about five million, seven hundred fifty-five thousand, nine hundred 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 72408323978136 cubic inches would be around 3473.3 feet tall.

Recreational maths with 72408323978136

• 72408323978136 backwards is 63187932380427
• The number of decimal digits it has is: 14
• The sum of 72408323978136's digits is 63
• More coming soon!