394079989940
394,079,989,940 is an even composite number composed of six prime numbers multiplied together.
394079989940 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 394079989940:
22 × 5 × 7 × 132 × 31 × 7332
(2 × 2 × 5 × 7 × 13 × 13 × 31 × 733 × 733)See below for interesting mathematical facts about the number 394079989940 from the Numbermatics database.
Names of 394079989940
- Cardinal: 394079989940 can be written as Three hundred ninety-four billion, seventy-nine million, nine hundred eighty-nine thousand, nine hundred forty.
Scientific notation
- Scientific notation: 3.9407998994 × 1011
Factors of 394079989940
Divisors of 394079989940
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 4 5 7 10 13 14 20 26 28 31 35 52 62 65 70 91 124 130 140 155 169 182 217 260 310 338 364 403 434 455 620 676 733 806 845 868 910 1085 1183 1466 1612 1690 1820 2015 2170 2366 2821 2932 3380 3665 4030 4340 4732 5131 5239 5642 5915 7330 8060 9529 10262 10478 11284 11830 14105 14660 19058 20524 20956 22723 23660 25655 26195 28210 36673 38116 45446 47645 51310 52390 56420 66703 73346 90892 95290 102620 104780 113615 123877 133406 146692 159061 183365 190580 227230 247754 266812 295399 318122 333515 366730 454460 495508 537289 590798 619385 636244 667030 733460 795305 867139 1074578 1181596 1238770 1334060 1476995 1590610 1734278 2067793 2149156 2477540 2686445 2953990 3181220 3468556 3761023 3840187 4135586 4335695 5372890 5907980 6984757 7522046 7680374 8271172 8671390 10338965 10745780 13969514 15044092 15360748 16655959 17342780 18805115 19200935 20677930 26881309 27939028 33311918 34923785 37610230 38401870 41355860 48893299 53762618 66623836 69847570 75220460 76803740 83279795 90801841 97786598 107525236 116591713 134406545 139695140 166559590 181603682 195573196 216527467 233183426 244466495 268813090 333119180 363207364 433054934 454009205 466366852 488932990 537626180 582958565 635612887 866109868 908018410 977865980 1082637335 1165917130 1271225774 1515692269 1816036820 2165274670 2331834260 2542451548 2814857071 3031384538 3178064435 4330549340 5629714142 6062769076 6356128870 7578461345 11259428284 12712257740 14074285355 15156922690 19703999497 28148570710 30313845380 39407998994 56297141420 78815997988 98519997485 197039994970 394079989940
- Sum of all divisors σ(n): 1058622663168
- Sum of proper divisors (its aliquot sum) s(n): 664542673228
- 394079989940 is an abundant number, because the sum of its proper divisors (664542673228) is greater than itself. Its abundance is 270462683288
Bases of 394079989940
- Binary: 1011011110000001111111101110000101101002
- Hexadecimal: 0x5BC0FF70B4
- Base-36: 511D1UB8
Squares and roots of 394079989940
- 394079989940 squared (3940799899402) is 155299038471110501203600
- 394079989940 cubed (3940799899403) is 61200243518386899294943045891784000
-
The
square root of 394079989940 is 627757.9071106949 -
The
cube root of 394079989940 is 7331.5330126933
Scales and comparisons
How big is 394079989940?- 394,079,989,940 seconds is equal to 12,530 years, 27 weeks, 1 day, 23 hours, 52 minutes, 20 seconds.
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To count from 1 to 394,079,989,940 would take you about twenty-five thousand and sixty-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 394079989940 cubic inches would be around 611 feet tall.
Recreational maths with 394079989940
- 394079989940 backwards is 049989970493
- The number of decimal digits it has is: 12
- The sum of 394079989940's digits is 71
- More coming soon!
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