39938341842

Names of 39938341842

• Cardinal: 39938341842 can be written as Thirty-nine billion, nine hundred thirty-eight million, three hundred forty-one thousand, eight hundred forty-two.

Scientific notation

• Scientific notation: 3.9938341842 × 10¹⁰

Factors of 39938341842

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 18287

Divisors of 39938341842

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 9 14 17 18 21 27 34 42 51 54 63 102 119 126 153 189 238 306 347 357 378 459 694 714 918 1041 1071 2082 2142 2429 3123 3213 4858 5899 6246 6426 7287 9369 11798 14574 17697 17911 18738 21861 35394 35822 41293 43722 53091 53733 65583 82586 106182 107466 123879 125377 131166 159273 161199 247758 250754 304487 318546 322398 371637 376131 483597 608974 743274 752262 913461 967194 1114911 1128393 1826922 2131409 2229822 2256786 2740383 3385179 4262818 5480766 6215117 6394227 6770358 8221149 12430234 12788454 16442298 18645351 19182681 37290702 38365362 43505819 55936053 57548043 87011638 105656989 111872106 115096086 130517457 167808159 211313978 261034914 316970967 335616318 391552371 633941934 739598923 783104742 950912901 1174657113 1479197846 1901825802 2218796769 2349314226 2852738703 4437593538 5705477406 6656390307 13312780614 19969170921 39938341842
• Sum of all divisors σ(n): 107712737280
• Sum of proper divisors (its aliquot sum) s(n): 67774395438
• 39938341842 is an abundant number, because the sum of its proper divisors (67774395438) is greater than itself. Its abundance is 27836053596

Bases of 39938341842

• Binary: 100101001100100000101011101111010010₂
• Hexadecimal: 0x94C82BBD2
• Base-36: ICI99SI

Squares and roots of 39938341842

• 39938341842 squared (39938341842²) is 1595071149088447952964
• 39938341842 cubed (39938341842³) is 63704496814606181038701369119688
• The square root of 39938341842 is 199845.7951571663
• The cube root of 39938341842 is 3418.1937568967

Scales and comparisons

• 39,938,341,842 seconds is equal to 1,269 years, 47 weeks, 4 days, 7 hours, 50 minutes, 42 seconds.
• To count from 1 to 39,938,341,842 would take you about two thousand, five hundred thirty-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 39938341842 cubic inches would be around 284.8 feet tall.

Recreational maths with 39938341842

• 39938341842 backwards is 24814383993
• 39938341842 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 39938341842's digits is 54
• More coming soon!