172006389009

Names of 172006389009

• Cardinal: 172006389009 can be written as One hundred seventy-two billion, six million, three hundred eighty-nine thousand and nine.

Scientific notation

• Scientific notation: 1.72006389009 × 10¹¹

Factors of 172006389009

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 235

Divisors of 172006389009

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 13 21 39 61 63 91 117 151 183 273 427 453 549 793 819 1057 1281 1359 1963 2379 3171 3843 5551 5889 7137 9211 9513 13741 16653 17667 22801 27633 41223 49959 64477 68403 82899 119743 123669 159607 193431 205209 296413 359229 478821 580293 838201 889239 1077687 1390861 1436463 2074891 2514603 2667717 3442951 4172583 6224673 7543809 9736027 10328853 12517749 18081193 18674019 24100657 29208081 30986559 44758363 54243579 72301971 87624243 126568351 134275089 162730737 210020011 216905913 313308541 379705053 402825267 630060033 939925623 1139115159 1470140077 1890180099 2730260143 2819776869 4410420231 8190780429 13231260693 19111821001 24572341287 57335463003 172006389009
• Sum of all divisors σ(n): 312874085888
• Sum of proper divisors (its aliquot sum) s(n): 140867696879
• 172006389009 is a deficient number, because the sum of its proper divisors (140867696879) is less than itself. Its deficiency is 31138692130

Bases of 172006389009

• Binary: 10100000001100011000010011010100010001₂
• Hexadecimal: 0x280C613511
• Base-36: 270O5V69

Squares and roots of 172006389009

• 172006389009 squared (172006389009²) is 29586197859915436002081
• 172006389009 cubed (172006389009³) is 5089015058389857772817788219527729
• The square root of 172006389009 is 414736.5296293539
• The cube root of 172006389009 is 5561.3666245475

Scales and comparisons

• 172,006,389,009 seconds is equal to 5,469 years, 14 weeks, 16 hours, 30 minutes, 9 seconds.
• To count from 1 to 172,006,389,009 would take you about ten thousand, nine hundred thirty-eight 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 172006389009 cubic inches would be around 463.4 feet tall.

Recreational maths with 172006389009

• 172006389009 backwards is 900983600271
• The number of decimal digits it has is: 12
• The sum of 172006389009's digits is 45
• More coming soon!