72191043078434

Names of 72191043078434

• Cardinal: 72191043078434 can be written as Seventy-two trillion, one hundred ninety-one billion, forty-three million, seventy-eight thousand, four hundred thirty-four.

Scientific notation

• Scientific notation: 7.2191043078434 × 10¹³

Factors of 72191043078434

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 390674042

Divisors of 72191043078434

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 7 14 67 134 197 394 469 938 1379 2758 13199 26398 92393 184786 390673769 781347538 2734716383 5469432766 26175142523 52350285046 76962732493 153925464986 183225997661 366451995322 538739127451 1077478254902 5156503077031 10313006154062 36095521539217 72191043078434
• Sum of all divisors σ(n): 126240759342720
• Sum of proper divisors (its aliquot sum) s(n): 54049716264286
• 72191043078434 is a deficient number, because the sum of its proper divisors (54049716264286) is less than itself. Its deficiency is 18141326814148

Bases of 72191043078434

• Binary: 10000011010100001001001011110101000100100100010₂
• Hexadecimal: 0x41A8497A8922
• Base-36: PL83V4QAQ

Squares and roots of 72191043078434

• 72191043078434 squared (72191043078434²) is 5211546700752313539475892356
• 72191043078434 cubed (72191043078434³) is 376226992379280853004593302690619449050504
• The square root of 72191043078434 is 8496531.2380073081
• The cube root of 72191043078434 is 41638.4389298325

Scales and comparisons

• 72,191,043,078,434 seconds is equal to 2,295,451 years, 45 weeks, 1 day, 1 hour, 47 minutes, 14 seconds.
• To count from 1 to 72,191,043,078,434 would take you about five million, seven hundred thirty-eight thousand, six hundred twenty-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 72191043078434 cubic inches would be around 3469.9 feet tall.

Recreational maths with 72191043078434

• 72191043078434 backwards is 43487034019127
• The number of decimal digits it has is: 14
• The sum of 72191043078434's digits is 53
• More coming soon!