168341991390

Names of 168341991390

• Cardinal: 168341991390 can be written as One hundred sixty-eight billion, three hundred forty-one million, nine hundred ninety-one thousand, three hundred ninety.

Scientific notation

• Scientific notation: 1.6834199139 × 10¹¹

Factors of 168341991390

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 108431

Divisors of 168341991390

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 19 27 30 38 45 54 57 81 90 95 101 114 135 162 171 190 202 270 285 303 342 405 505 513 570 606 810 855 909 1010 1026 1515 1539 1710 1818 1919 2565 2727 3030 3078 3838 4545 5130 5454 5757 7695 8181 9090 9595 11514 13635 15390 16362 17271 19190 27270 28785 34542 40905 51813 57570 81810 86355 103626 108301 155439 172710 216602 259065 310878 324903 518130 541505 649806 777195 974709 1083010 1554390 1624515 1949418 2057719 2924127 3249030 4115438 4873545 5848254 6173157 8772381 9747090 10288595 10938401 12346314 14620635 17544762 18519471 20577190 21876802 29241270 30865785 32815203 37038942 43861905 54692005 55558413 61731570 65630406 87723810 92597355 98445609 109384010 111116826 164076015 166675239 185194710 196891218 207829619 277792065 295336827 328152030 333350478 415659238 492228045 555584130 590673654 623488857 833376195 886010481 984456090 1039148095 1246977714 1476684135 1666752390 1772020962 1870466571 2078296190 2953368270 3117444285 3740933142 4430052405 5611399713 6234888570 8860104810 9352332855 11222799426 16834199139 18704665710 28056998565 33668398278 56113997130 84170995695 168341991390
• Sum of all divisors σ(n): 481198782240
• Sum of proper divisors (its aliquot sum) s(n): 312856790850
• 168341991390 is an abundant number, because the sum of its proper divisors (312856790850) is greater than itself. Its abundance is 144514799460

Bases of 168341991390

• Binary: 10011100110001111101101110111111011110₂
• Hexadecimal: 0x2731F6EFDE
• Base-36: 25C2H3VI

Squares and roots of 168341991390

• 168341991390 squared (168341991390²) is 28339026065150834132100
• 168341991390 cubed (168341991390³) is 4770648081860607298517296322619000
• The square root of 168341991390 is 410295.0053193433
• The cube root of 168341991390 is 5521.5899749917

Scales and comparisons

• 168,341,991,390 seconds is equal to 5,352 years, 39 weeks, 1 day, 16 hours, 16 minutes, 30 seconds.
• To count from 1 to 168,341,991,390 would take you about ten thousand, seven hundred 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 168341991390 cubic inches would be around 460.1 feet tall.

Recreational maths with 168341991390

• 168341991390 backwards is 093199143861
• 168341991390 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 168341991390's digits is 54
• More coming soon!