128020304720
128,020,304,720 is an even composite number composed of seven prime numbers multiplied together.
What does the number 128020304720 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 640 divisors.
128020304720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of six hundred forty divisors.
Prime factorization of 128020304720:
24 × 5 × 73 × 11 × 17 × 61 × 409
(2 × 2 × 2 × 2 × 5 × 7 × 7 × 7 × 11 × 17 × 61 × 409)See below for interesting mathematical facts about the number 128020304720 from the Numbermatics database.
Names of 128020304720
- Cardinal: 128020304720 can be written as One hundred twenty-eight billion, twenty million, three hundred four thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.2802030472 × 1011
Factors of 128020304720
Divisors of 128020304720
- Number of divisors d(n): 640
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Complete list of divisors:
1 2 4 5 7 8 10 11 14 16 17 20 22 28 34 35 40 44 49 55 56 61 68 70 77 80 85 88 98 110 112 119 122 136 140 154 170 176 187 196 220 238 244 245 272 280 305 308 340 343 374 385 392 409 427 440 476 488 490 539 560 595 610 616 671 680 686 748 770 784 818 833 854 880 935 952 976 980 1037 1078 1190 1220 1232 1309 1342 1360 1372 1496 1540 1636 1666 1708 1715 1870 1904 1960 2045 2074 2135 2156 2380 2440 2618 2684 2695 2744 2863 2989 2992 3080 3272 3332 3355 3416 3430 3740 3773 3920 4090 4148 4165 4270 4312 4499 4697 4760 4880 5185 5236 5368 5390 5488 5726 5831 5978 6160 6544 6545 6664 6710 6832 6860 6953 7259 7480 7546 8180 8296 8330 8540 8624 8998 9163 9394 9520 10370 10472 10736 10780 11407 11452 11662 11956 13090 13328 13420 13720 13906 14315 14518 14945 14960 15092 16360 16592 16660 17080 17996 18326 18788 18865 20041 20740 20923 20944 21560 22495 22814 22904 23324 23485 23912 24949 26180 26840 27440 27812 28630 29036 29155 29890 30184 31493 32720 32879 33320 34160 34765 35992 36295 36652 37576 37730 40082 41480 41846 43120 44990 45628 45808 45815 46648 46970 47824 48671 49898 50813 52360 53680 55624 57035 57260 58072 58310 59780 60368 62986 64141 65758 66640 69530 71984 72590 73304 75152 75460 76483 79849 80164 82960 83692 89980 91256 91630 93296 93940 97342 99796 100205 101626 104615 104720 111248 114070 114520 116144 116620 119560 124745 125972 128282 131516 139060 140287 145180 146608 150920 152966 157465 159698 160328 164395 167384 174643 179960 182512 183260 187880 194684 199592 200410 203252 209230 220451 228140 229040 230153 233240 239120 243355 249490 251944 254065 256564 263032 274439 278120 280574 290360 301840 305932 314930 319396 320656 320705 328790 334768 340697 349286 355691 359920 366520 375760 382415 389368 399184 399245 400820 406504 418460 424133 440902 456280 460306 466480 486710 498980 503888 508130 513128 526064 535381 548878 556240 558943 561148 580720 611864 629860 638792 641410 657580 681394 698572 701435 711382 733040 764830 778736 798490 801640 813008 836920 848266 873215 881804 912560 920612 973420 997960 1016260 1026256 1070762 1097756 1102255 1117886 1122296 1150765 1222501 1223728 1259720 1277584 1282820 1315160 1362788 1372195 1397144 1402870 1422764 1529660 1543157 1596980 1603280 1673840 1696532 1703485 1746430 1763608 1778455 1841224 1921073 1946840 1995920 2032520 2120665 2141524 2195512 2204510 2235772 2244592 2301530 2384879 2445002 2519440 2565640 2630320 2676905 2725576 2744390 2794288 2794715 2805740 2845528 2968931 3059320 3086314 3193960 3393064 3406970 3492860 3527216 3556910 3682448 3747667 3842146 3893680 3912601 4065040 4241330 4283048 4391024 4409020 4471544 4603060 4665463 4769758 4890004 5131280 5353810 5451152 5488780 5589430 5611480 5691056 5937862 6112505 6118640 6172628 6387920 6786128 6813940 6985720 7113820 7495334 7684292 7715785 7825202 8482660 8557507 8566096 8818040 8943088 9206120 9330926 9539516 9605365 9780008 10707620 10977560 11178860 11222960 11875724 11924395 12225010 12345256 13447511 13627880 13971440 14227640 14844655 14990668 15368584 15431570 15650404 16965320 17115014 17636080 18412240 18661852 18738335 19079032 19210730 19560016 19563005 20782517 21415240 21955120 22357720 23327315 23751448 23848790 24450020 24690512 26233669 26895022 27255760 28455280 29689310 29981336 30737168 30863140 31300808 32658241 33930640 34230028 37323704 37476670 38158064 38421460 39126010 41565034 42787535 42830480 44715440 46654630 47502896 47697580 48900040 52467338 53790044 59378620 59962672 61726280 62601616 65316482 67237555 68460056 74647408 74953340 76842920 78252020 83130068 85575070 93309260 94132577 95395160 97800080 103912585 104934676 107580088 118757240 123452560 130632964 131168345 134475110 136920112 145477619 149906680 153685840 156504040 163291205 166260136 171150140 186618520 188265154 190790320 207825170 209869352 215160176 228607687 237514480 261265928 262336690 268950220 290955238 299813360 313008080 326582410 332520272 342300280 373237040 376530308 415650340 419738704 457215374 470662885 522531856 524673380 537900440 581910476 653164820 684600560 727388095 753060616 831300680 914430748 941325770 1049346760 1075800880 1143038435 1163820952 1306329640 1454776190 1506121232 1600253809 1662601360 1828861496 1882651540 2098693520 2286076870 2327641904 2612659280 2909552380 3200507618 3657722992 3765303080 4572153740 5819104760 6401015236 7530606160 8001269045 9144307480 11638209520 12802030472 16002538090 18288614960 25604060944 32005076180 64010152360 128020304720
- Sum of all divisors σ(n): 408509568000
- Sum of proper divisors (its aliquot sum) s(n): 280489263280
- 128020304720 is an abundant number, because the sum of its proper divisors (280489263280) is greater than itself. Its abundance is 152468958560
Bases of 128020304720
- Binary: 11101110011101001101011010011010100002
- Hexadecimal: 0x1DCE9AD350
- Base-36: 1MT7ZFBK
Squares and roots of 128020304720
- 128020304720 squared (1280203047202) is 16389198420601654278400
- 128020304720 cubed (1280203047203) is 2098150175921966506456859714048000
-
The
square root of 128020304720 is 357799.2519835669 -
The
cube root of 128020304720 is 5039.9506682415
Scales and comparisons
How big is 128020304720?- 128,020,304,720 seconds is equal to 4,070 years, 33 weeks, 5 days, 11 hours, 45 minutes, 20 seconds.
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To count from 1 to 128,020,304,720 would take you about eight thousand, one hundred forty-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 128020304720 cubic inches would be around 420 feet tall.
Recreational maths with 128020304720
- 128020304720 backwards is 027403020821
- The number of decimal digits it has is: 12
- The sum of 128020304720's digits is 29
- More coming soon!
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The information we have on file for 128020304720 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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