28005360040
28,005,360,040 is an even composite number composed of five prime numbers multiplied together.
28005360040 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 28005360040:
23 × 5 × 74 × 172 × 1009
(2 × 2 × 2 × 5 × 7 × 7 × 7 × 7 × 17 × 17 × 1009)See below for interesting mathematical facts about the number 28005360040 from the Numbermatics database.
Names of 28005360040
- Cardinal: 28005360040 can be written as Twenty-eight billion, five million, three hundred sixty thousand and forty.
Scientific notation
- Scientific notation: 2.800536004 × 1010
Factors of 28005360040
Divisors of 28005360040
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 4 5 7 8 10 14 17 20 28 34 35 40 49 56 68 70 85 98 119 136 140 170 196 238 245 280 289 340 343 392 476 490 578 595 680 686 833 952 980 1009 1156 1190 1372 1445 1666 1715 1960 2018 2023 2312 2380 2401 2744 2890 3332 3430 4036 4046 4165 4760 4802 5045 5780 5831 6664 6860 7063 8072 8092 8330 9604 10090 10115 11560 11662 12005 13720 14126 14161 16184 16660 17153 19208 20180 20230 23324 24010 28252 28322 29155 33320 34306 35315 40360 40460 40817 46648 48020 49441 56504 56644 58310 68612 70630 70805 80920 81634 85765 96040 98882 99127 113288 116620 120071 137224 141260 141610 163268 171530 197764 198254 204085 233240 240142 247205 282520 283220 291601 326536 343060 346087 395528 396508 408170 480284 494410 495635 566440 583202 600355 686120 692174 693889 793016 816340 840497 960568 988820 991270 1166404 1200710 1384348 1387778 1458005 1632680 1680994 1730435 1977640 1982540 2041207 2332808 2401420 2422609 2768696 2775556 2916010 3361988 3460870 3469445 3965080 4082414 4202485 4802840 4845218 5551112 5832020 5883479 6723976 6921740 6938890 8164828 8404970 9690436 10206035 11664040 11766958 12113045 13843480 13877780 14288449 16329656 16809940 19380872 20412070 23533916 24226090 27755560 28576898 29417395 33619880 40824140 41184353 47067832 48452180 57153796 58834790 71442245 81648280 82368706 96904360 100019143 114307592 117669580 142884490 164737412 200038286 205921765 235339160 285768980 329474824 400076572 411843530 500095715 571537960 700134001 800153144 823687060 1000191430 1400268002 1647374120 2000382860 2800536004 3500670005 4000765720 5601072008 7001340010 14002680020 28005360040
- Sum of all divisors σ(n): 78165546300
- Sum of proper divisors (its aliquot sum) s(n): 50160186260
- 28005360040 is an abundant number, because the sum of its proper divisors (50160186260) is greater than itself. Its abundance is 22154826220
Bases of 28005360040
- Binary: 110100001010011111111100001101010002
- Hexadecimal: 0x6853FE1A8
- Base-36: CV5O23S
Squares and roots of 28005360040
- 28005360040 squared (280053600402) is 784300190970028801600
- 28005360040 cubed (280053600403) is 21964609227556413437977728064000
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The
square root of 28005360040 is 167348.0207232819 -
The
cube root of 28005360040 is 3036.7827242551
Scales and comparisons
How big is 28005360040?- 28,005,360,040 seconds is equal to 890 years, 25 weeks, 1 day, 2 hours, 40 minutes, 40 seconds.
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To count from 1 to 28,005,360,040 would take you about one thousand, seven hundred eighty 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 28005360040 cubic inches would be around 253.1 feet tall.
Recreational maths with 28005360040
- 28005360040 backwards is 04006350082
- 28005360040 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 28005360040's digits is 28
- More coming soon!
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