6428981520
6,428,981,520 is an even composite number composed of six prime numbers multiplied together.
6428981520 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 6428981520:
24 × 32 × 5 × 13 × 73 × 972
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 13 × 73 × 97 × 97)See below for interesting mathematical facts about the number 6428981520 from the Numbermatics database.
Names of 6428981520
- Cardinal: 6428981520 can be written as Six billion, four hundred twenty-eight million, nine hundred eighty-one thousand, five hundred twenty.
Scientific notation
- Scientific notation: 6.42898152 × 109
Factors of 6428981520
Divisors of 6428981520
- Number of divisors d(n): 360
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 36 39 40 45 48 52 60 65 72 73 78 80 90 97 104 117 120 130 144 146 156 180 194 195 208 219 234 240 260 291 292 312 360 365 388 390 438 468 485 520 582 584 585 624 657 720 730 776 780 873 876 936 949 970 1040 1095 1164 1168 1170 1261 1314 1455 1460 1552 1560 1746 1752 1872 1898 1940 2190 2328 2340 2522 2628 2847 2910 2920 3120 3285 3492 3504 3783 3796 3880 4365 4380 4656 4680 4745 5044 5256 5694 5820 5840 6305 6570 6984 7081 7566 7592 7760 8541 8730 8760 9360 9409 9490 10088 10512 11349 11388 11640 12610 13140 13968 14162 14235 15132 15184 17082 17460 17520 18818 18915 18980 20176 21243 22698 22776 23280 25220 26280 28227 28324 28470 30264 34164 34920 35405 37636 37830 37960 42486 42705 45396 45552 47045 50440 52560 56454 56648 56745 56940 60528 63729 68328 69840 70810 75272 75660 75920 84681 84972 85410 90792 92053 94090 100880 106215 112908 113296 113490 113880 122317 127458 136656 141135 141620 150544 151320 169362 169944 170820 181584 184106 188180 212430 225816 226980 227760 244634 254916 276159 282270 283240 302640 318645 338724 339888 341640 366951 368212 376360 423405 424860 451632 453960 460265 489268 509832 552318 564540 566480 611585 637290 677448 683280 686857 733902 736424 752720 828477 846810 849720 907920 920530 978536 1019664 1100853 1104636 1129080 1223170 1274580 1354896 1373714 1380795 1467804 1472848 1656954 1693620 1699440 1834755 1841060 1957072 2060571 2201706 2209272 2258160 2446340 2549160 2747428 2761590 2935608 3313908 3387240 3434285 3669510 3682120 4121142 4142385 4403412 4418544 4892680 5098320 5494856 5504265 5523180 5871216 6181713 6627816 6774480 6868570 7339020 7364240 8242284 8284770 8806824 8929141 9785360 10302855 10989712 11008530 11046360 12363426 13255632 13737140 14678040 16484568 16569540 17613648 17858282 20605710 22017060 22092720 24726852 26787423 27474280 29356080 30908565 32969136 33139080 35716564 41211420 44034120 44645705 49453704 53574846 54948560 61817130 66278160 71433128 80362269 82422840 88068240 89291410 98907408 107149692 123634260 133937115 142866256 160724538 164845680 178582820 214299384 247268520 267874230 321449076 357165640 401811345 428598768 494537040 535748460 642898152 714331280 803622690 1071496920 1285796304 1607245380 2142993840 3214490760 6428981520
- Sum of all divisors σ(n): 23815491336
- Sum of proper divisors (its aliquot sum) s(n): 17386509816
- 6428981520 is an abundant number, because the sum of its proper divisors (17386509816) is greater than itself. Its abundance is 10957528296
Bases of 6428981520
- Binary: 1011111110011001001111001000100002
- Hexadecimal: 0x17F327910
- Base-36: 2YBNDW0
Squares and roots of 6428981520
- 6428981520 squared (64289815202) is 41331803384501510400
- 6428981520 cubed (64289815203) is 265721400147233664773687808000
-
The
square root of 6428981520 is 80180.9299023157 -
The
cube root of 6428981520 is 1859.4338200425
Scales and comparisons
How big is 6428981520?- 6,428,981,520 seconds is equal to 204 years, 21 weeks, 6 days, 12 hours, 12 minutes.
-
To count from 1 to 6,428,981,520 would take you about four hundred eight 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 6428981520 cubic inches would be around 155 feet tall.
Recreational maths with 6428981520
- 6428981520 backwards is 0251898246
- 6428981520 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 6428981520's digits is 45
- More coming soon!
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