28209398040
28,209,398,040 is an even composite number composed of six prime numbers multiplied together.
28209398040 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 28209398040:
23 × 33 × 5 × 19 × 251 × 5477
(2 × 2 × 2 × 3 × 3 × 3 × 5 × 19 × 251 × 5477)See below for interesting mathematical facts about the number 28209398040 from the Numbermatics database.
Names of 28209398040
- Cardinal: 28209398040 can be written as Twenty-eight billion, two hundred nine million, three hundred ninety-eight thousand and forty.
Scientific notation
- Scientific notation: 2.820939804 × 1010
Factors of 28209398040
Divisors of 28209398040
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 18 19 20 24 27 30 36 38 40 45 54 57 60 72 76 90 95 108 114 120 135 152 171 180 190 216 228 251 270 285 342 360 380 456 502 513 540 570 684 753 760 855 1004 1026 1080 1140 1255 1368 1506 1710 2008 2052 2259 2280 2510 2565 3012 3420 3765 4104 4518 4769 5020 5130 5477 6024 6777 6840 7530 9036 9538 10040 10260 10954 11295 13554 14307 15060 16431 18072 19076 20520 21908 22590 23845 27108 27385 28614 30120 32862 33885 38152 42921 43816 45180 47690 49293 54216 54770 57228 65724 67770 71535 82155 85842 90360 95380 98586 104063 109540 114456 128763 131448 135540 143070 147879 164310 171684 190760 197172 208126 214605 219080 246465 257526 271080 286140 295758 312189 328620 343368 394344 416252 429210 492930 515052 520315 572280 591516 624378 643815 657240 739395 832504 858420 936567 985860 1030104 1040630 1183032 1248756 1287630 1374727 1478790 1560945 1716840 1873134 1971720 2081260 2497512 2575260 2749454 2809701 2957580 3121890 3746268 4124181 4162520 4682835 5150520 5498908 5619402 5915160 6243780 6873635 7492536 8248362 9365670 10997816 11238804 12372543 12487560 13747270 14048505 16496724 18731340 20620905 22477608 24745086 26119813 27494540 28097010 32993448 37117629 37462680 41241810 49490172 52239626 54989080 56194020 61862715 74235258 78359439 82483620 98980344 104479252 112388040 123725430 130599065 148470516 156718878 164967240 185588145 208958504 235078317 247450860 261198130 296941032 313437756 371176290 391797195 470156634 494901720 522396260 626875512 705234951 742352580 783594390 940313268 1044792520 1175391585 1410469902 1484705160 1567188780 1880626536 2350783170 2820939804 3134377560 3526174755 4701566340 5641879608 7052349510 9403132680 14104699020 28209398040
- Sum of all divisors σ(n): 99392832000
- Sum of proper divisors (its aliquot sum) s(n): 71183433960
- 28209398040 is an abundant number, because the sum of its proper divisors (71183433960) is greater than itself. Its abundance is 42974035920
Bases of 28209398040
- Binary: 110100100010110100101000001000110002
- Hexadecimal: 0x691694118
- Base-36: CYJ5AU0
Squares and roots of 28209398040
- 28209398040 squared (282093980402) is 795770137779155841600
- 28209398040 cubed (282093980403) is 22448196564957848750885590464000
-
The
square root of 28209398040 is 167956.5361633777 -
The
cube root of 28209398040 is 3044.1398915083
Scales and comparisons
How big is 28209398040?- 28,209,398,040 seconds is equal to 896 years, 50 weeks, 3 days, 15 hours, 54 minutes.
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To count from 1 to 28,209,398,040 would take you about one thousand, seven hundred ninety-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 28209398040 cubic inches would be around 253.7 feet tall.
Recreational maths with 28209398040
- 28209398040 backwards is 04089390282
- 28209398040 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 28209398040's digits is 45
- More coming soon!
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