72979120890290

Names of 72979120890290

• Cardinal: 72979120890290 can be written as Seventy-two trillion, nine hundred seventy-nine billion, one hundred twenty million, eight hundred ninety thousand, two hundred ninety.

Scientific notation

• Scientific notation: 7.297912089029 × 10¹³

Factors of 72979120890290

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 70951466

Divisors of 72979120890290

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 10 29 58 145 290 3547 7094 17735 35470 102863 205726 514315 1028630 70947883 141895766 354739415 709478830 2057488607 4114977214 10287443035 20574886070 251652141001 503304282002 1258260705005 2516521410010 7297912089029 14595824178058 36489560445145 72979120890290
• Sum of all divisors σ(n): 135930469913280
• Sum of proper divisors (its aliquot sum) s(n): 62951349022990
• 72979120890290 is a deficient number, because the sum of its proper divisors (62951349022990) is less than itself. Its deficiency is 10027771867300

Bases of 72979120890290

• Binary: 10000100101111111000110100100111010000110110010₂
• Hexadecimal: 0x425FC693A1B2
• Base-36: PVA58B9O2

Squares and roots of 72979120890290

• 72979120890290 squared (72979120890290²) is 5325952085919562282216284100
• 72979120890290 cubed (72979120890290³) is 388683301134215928714663167522327571389000
• The square root of 72979120890290 is 8542781.8004611355
• The cube root of 72979120890290 is 41789.4070687333

Scales and comparisons

• 72,979,120,890,290 seconds is equal to 2,320,510 years, 15 weeks, 6 days, 1 hour, 4 minutes, 50 seconds.
• To count from 1 to 72,979,120,890,290 would take you about five million, eight hundred one thousand, two hundred seventy-five 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 72979120890290 cubic inches would be around 3482.5 feet tall.

Recreational maths with 72979120890290

• 72979120890290 backwards is 09209802197927
• The number of decimal digits it has is: 14
• The sum of 72979120890290's digits is 65
• More coming soon!