42006939840

Names of 42006939840

• Cardinal: 42006939840 can be written as Forty-two billion, six million, nine hundred thirty-nine thousand, eight hundred forty.

Scientific notation

• Scientific notation: 4.200693984 × 10¹⁰

Factors of 42006939840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 205514

Divisors of 42006939840

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 71 72 80 90 96 120 142 144 160 180 192 213 240 284 288 320 355 360 426 480 568 576 639 710 720 852 960 1065 1136 1278 1420 1440 1704 2130 2272 2556 2840 2880 3195 3408 4260 4544 5112 5680 6390 6816 8520 10224 11360 12780 13632 17040 20448 22720 25560 34080 40896 51120 68160 102240 204480 205433 410866 616299 821732 1027165 1232598 1643464 1848897 2054330 2465196 3081495 3286928 3697794 4108660 4930392 6162990 6573856 7395588 8217320 9244485 9860784 12325980 13147712 14585743 14791176 16434640 18488970 19721568 24651960 29171486 29582352 32869280 36977940 39443136 43757229 49303920 58342972 59164704 65738560 72928715 73955880 87514458 98607840 116685944 118329408 131271687 145857430 147911760 175028916 197215680 218786145 233371888 262543374 291714860 295823520 350057832 437572290 466743776 525086748 583429720 591647040 656358435 700115664 875144580 933487552 1050173496 1166859440 1312716870 1400231328 1750289160 2100346992 2333718880 2625433740 2800462656 3500578320 4200693984 4667437760 5250867480 7001156640 8401387968 10501734960 14002313280 21003469920 42006939840
• Sum of all divisors σ(n): 146522102688
• Sum of proper divisors (its aliquot sum) s(n): 104515162848
• 42006939840 is an abundant number, because the sum of its proper divisors (104515162848) is greater than itself. Its abundance is 62508223008

Bases of 42006939840

• Binary: 100111000111110011110000100011000000₂
• Hexadecimal: 0x9C7CF08C0
• Base-36: JAPUI80

Squares and roots of 42006939840

• 42006939840 squared (42006939840²) is 1764582994721379225600
• 42006939840 cubed (42006939840³) is 74124731701948014691604987904000
• The square root of 42006939840 is 204955.9460957403
• The cube root of 42006939840 is 3476.2180872693

Scales and comparisons

• 42,006,939,840 seconds is equal to 1,335 years, 35 weeks, 6 days, 10 hours, 24 minutes.
• To count from 1 to 42,006,939,840 would take you about two thousand, six hundred seventy-one 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 42006939840 cubic inches would be around 289.7 feet tall.

Recreational maths with 42006939840

• 42006939840 backwards is 04893960024
• 42006939840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42006939840's digits is 45
• More coming soon!