3999403971940

Names of 3999403971940

• Cardinal: 3999403971940 can be written as Three trillion, nine hundred ninety-nine billion, four hundred three million, nine hundred seventy-one thousand, nine hundred forty.

Scientific notation

• Scientific notation: 3.99940397194 × 10¹²

Factors of 3999403971940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6676

Divisors of 3999403971940

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 10 13 20 26 41 52 61 65 73 82 122 130 146 164 169 205 244 260 292 305 338 365 410 533 610 676 730 793 820 845 949 1066 1220 1460 1586 1690 1898 2132 2501 2665 2993 3172 3380 3796 3965 4453 4745 5002 5330 5986 6481 6929 7930 8906 9490 10004 10309 10660 11972 12337 12505 12962 13858 14965 15860 17812 18980 20618 22265 24674 25010 25924 27716 29930 32405 32513 34645 38909 41236 44530 49348 50020 51545 57889 59860 61685 64810 65026 69290 77818 84253 89060 103090 115778 123370 129620 130052 138580 155636 162565 168506 182573 194545 206180 231556 246740 265721 289445 325130 337012 365146 389090 395341 421265 422669 473113 505817 531442 578890 650260 730292 752557 778180 790682 842530 845338 912865 946226 1011634 1062884 1095289 1157780 1328605 1505114 1581364 1685060 1690676 1825730 1892452 1976705 2023268 2113345 2190578 2365565 2373449 2529085 2657210 3010228 3454373 3651460 3762785 3953410 4226690 4381156 4731130 4746898 5058170 5139433 5314420 5476445 6150469 6908746 7525570 7906820 8453380 9462260 9493796 10116340 10278866 10952890 11867245 12300938 13817492 15051140 16208981 17271865 19397633 20557732 21905780 23734490 24601876 25697165 28859893 30752345 30854837 32417962 34543730 38795266 44906849 47468980 51394330 57719786 61504690 61709674 64835924 66812629 69087460 77590532 79956097 81044905 89813698 96988165 102788660 115439572 123009380 123419348 133625258 144299465 154274185 159912194 162089810 179627396 193976330 210716753 224534245 252169229 267250516 288598930 308548370 319824388 324179620 334063145 375178609 387952660 399780485 421433506 449068490 504338458 577197860 617096740 668126290 750357218 799560970 842867012 898136980 1008676916 1053583765 1183255613 1260846145 1336252580 1500714436 1599121940 1875893045 2107167530 2366511226 2521692290 2739317789 3278199977 3751786090 4214335060 4733022452 4877321917 5043384580 5478635578 5916278065 6556399954 7503572180 9754643834 10957271156 11832556130 13112799908 13696588945 15382322969 16390999885 19509287668 23665112260 24386609585 27393177890 30764645938 32781999770 48773219170 54786355780 61529291876 65563999540 76911614845 97546438340 153823229690 199970198597 307646459380 399940397194 799880794388 999850992985 1999701985970 3999403971940
• Sum of all divisors σ(n): 9600240357792
• Sum of proper divisors (its aliquot sum) s(n): 5600836385852
• 3999403971940 is an abundant number, because the sum of its proper divisors (5600836385852) is greater than itself. Its abundance is 1601432413912

Bases of 3999403971940

• Binary: 111010001100101111000011011001010101100100₂
• Hexadecimal: 0x3A32F0D9564
• Base-36: 1F1ATV2W4

Squares and roots of 3999403971940

• 3999403971940 squared (3999403971940²) is 15995232130769448307363600
• 3999403971940 cubed (3999403971940³) is 63971394915901641048872491789777384000
• The square root of 3999403971940 is 1999850.9874338139
• The cube root of 3999403971940 is 15873.2220342095

Scales and comparisons

• 3,999,403,971,940 seconds is equal to 127,168 years, 35 weeks, 19 hours, 45 minutes, 40 seconds.
• To count from 1 to 3,999,403,971,940 would take you about three hundred seventeen thousand, nine hundred twenty-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 3999403971940 cubic inches would be around 1322.8 feet tall.

Recreational maths with 3999403971940

• 3999403971940 backwards is 0491793049993
• The number of decimal digits it has is: 13
• The sum of 3999403971940's digits is 67
• More coming soon!