12747749490
12,747,749,490 is an even composite number composed of seven prime numbers multiplied together.
What does the number 12747749490 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 256 divisors.
12747749490 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 12747749490:
2 × 33 × 5 × 7 × 37 × 421 × 433
(2 × 3 × 3 × 3 × 5 × 7 × 37 × 421 × 433)See below for interesting mathematical facts about the number 12747749490 from the Numbermatics database.
Names of 12747749490
- Cardinal: 12747749490 can be written as Twelve billion, seven hundred forty-seven million, seven hundred forty-nine thousand, four hundred ninety.
Scientific notation
- Scientific notation: 1.274774949 × 1010
Factors of 12747749490
Divisors of 12747749490
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 37 42 45 54 63 70 74 90 105 111 126 135 185 189 210 222 259 270 315 333 370 378 421 433 518 555 630 666 777 842 866 945 999 1110 1263 1295 1299 1554 1665 1890 1998 2105 2165 2331 2526 2590 2598 2947 3031 3330 3789 3885 3897 4210 4330 4662 4995 5894 6062 6315 6495 6993 7578 7770 7794 8841 9093 9990 11367 11655 11691 12630 12990 13986 14735 15155 15577 16021 17682 18186 18945 19485 22734 23310 23382 26523 27279 29470 30310 31154 32042 34965 37890 38970 44205 45465 46731 48063 53046 54558 56835 58455 69930 77885 79569 80105 81837 88410 90930 93462 96126 109039 112147 113670 116910 132615 136395 140193 144189 155770 159138 160210 163674 182293 218078 224294 233655 240315 265230 272790 280386 288378 327117 336441 364586 397845 409185 420579 432567 467310 480630 545195 546879 560735 654234 672882 700965 720945 795690 818370 841158 865134 911465 981351 1009323 1090390 1093758 1121470 1276051 1401930 1441890 1635585 1640637 1682205 1822930 1962702 2018646 2102895 2162835 2552102 2734395 2944053 3027969 3271170 3281274 3364410 3828153 4205790 4325670 4906755 4921911 5046615 5468790 5888106 6055938 6380255 6744841 7656306 8203185 9813510 9843822 10093230 11484459 12760510 13489682 14720265 15139845 16406370 19140765 20234523 22968918 24609555 29440530 30279690 33724205 34453377 38281530 40469046 47213887 49219110 57422295 60703569 67448410 68906754 94427774 101172615 114844590 121407138 141641661 172266885 182110707 202345230 236069435 283283322 303517845 344533770 364221414 424924983 472138870 607035690 708208305 849849966 910553535 1274774949 1416416610 1821107070 2124624915 2549549898 4249249830 6373874745 12747749490
- Sum of all divisors σ(n): 40087434240
- Sum of proper divisors (its aliquot sum) s(n): 27339684750
- 12747749490 is an abundant number, because the sum of its proper divisors (27339684750) is greater than itself. Its abundance is 14591935260
Bases of 12747749490
- Binary: 10111101111101001100111000011100102
- Hexadecimal: 0x2F7D33872
- Base-36: 5UTOIGI
Squares and roots of 12747749490
- 12747749490 squared (127477494902) is 162505117059795260100
- 12747749490 cubed (127477494903) is 2071574523121395326444192349000
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The
square root of 12747749490 is 112905.9320407923 -
The
cube root of 12747749490 is 2336.0269035075
Scales and comparisons
How big is 12747749490?- 12,747,749,490 seconds is equal to 405 years, 17 weeks, 4 days, 9 hours, 31 minutes, 30 seconds.
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To count from 1 to 12,747,749,490 would take you about eight hundred ten 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 12747749490 cubic inches would be around 194.7 feet tall.
Recreational maths with 12747749490
- 12747749490 backwards is 09494774721
- 12747749490 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12747749490's digits is 54
- More coming soon!
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