3981897040

Names of 3981897040

• Cardinal: 3981897040 can be written as Three billion, nine hundred eighty-one million, eight hundred ninety-seven thousand and forty.

Scientific notation

• Scientific notation: 3.98189704 × 10⁹

Factors of 3981897040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 265

Divisors of 3981897040

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 40 41 44 55 79 80 82 88 110 121 127 158 164 176 205 220 242 254 316 328 395 410 440 451 484 508 605 632 635 656 790 820 869 880 902 968 1016 1210 1264 1270 1397 1580 1640 1738 1804 1936 2032 2255 2420 2540 2794 3160 3239 3280 3476 3608 4345 4510 4840 4961 5080 5207 5588 6320 6478 6952 6985 7216 8690 9020 9559 9680 9922 10033 10160 10414 11176 12956 13904 13970 15367 16195 17380 18040 19118 19844 20066 20828 22352 24805 25912 26035 27940 30734 32390 34760 35629 36080 38236 39688 40132 41656 47795 49610 50165 51824 52070 55880 57277 61468 64780 69520 71258 76472 76835 79376 80264 83312 95590 99220 100330 104140 110363 111760 114554 122936 129560 142516 152944 153670 160528 178145 191180 198440 200660 208280 220726 229108 245872 259120 285032 286385 307340 356290 382360 391919 396880 401320 411353 416560 441452 458216 551815 570064 572770 614680 630047 712580 764720 783838 802640 822706 882904 916432 1103630 1145540 1213993 1229360 1260094 1425160 1567676 1645412 1765808 1959595 2056765 2207260 2291080 2427986 2520188 2850320 3135352 3150235 3290824 3919190 4113530 4414520 4524883 4582160 4855972 5040376 6069965 6270704 6300470 6581648 7838380 8227060 8829040 9049766 9711944 10080752 12139930 12600940 15676760 16454120 18099532 19423888 22624415 24279860 25201880 31353520 32908240 36199064 45248830 48559720 49773713 50403760 72398128 90497660 97119440 99547426 180995320 199094852 248868565 361990640 398189704 497737130 796379408 995474260 1990948520 3981897040
• Sum of all divisors σ(n): 10639319040
• Sum of proper divisors (its aliquot sum) s(n): 6657422000
• 3981897040 is an abundant number, because the sum of its proper divisors (6657422000) is greater than itself. Its abundance is 2675524960

Bases of 3981897040

• Binary: 11101101010101101110110101010000₂
• Hexadecimal: 0xED56ED50
• Base-36: 1TUPVF4

Squares and roots of 3981897040

• 3981897040 squared (3981897040²) is 15855504037160761600
• 3981897040 cubed (3981897040³) is 63134984593278486619185664000
• The square root of 3981897040 is 63102.2744439533
• The cube root of 3981897040 is 1585.0027087495

Scales and comparisons

• 3,981,897,040 seconds is equal to 126 years, 31 weeks, 5 days, 18 hours, 30 minutes, 40 seconds.
• To count from 1 to 3,981,897,040 would take you about two hundred fifty-three 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 3981897040 cubic inches would be around 132.1 feet tall.

Recreational maths with 3981897040

• 3981897040 backwards is 0407981893
• The number of decimal digits it has is: 10
• The sum of 3981897040's digits is 49
• More coming soon!