42742987920
42,742,987,920 is an even composite number composed of seven prime numbers multiplied together.
42742987920 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 42742987920:
24 × 32 × 5 × 61 × 79 × 97 × 127
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 61 × 79 × 97 × 127)See below for interesting mathematical facts about the number 42742987920 from the Numbermatics database.
Names of 42742987920
- Cardinal: 42742987920 can be written as Forty-two billion, seven hundred forty-two million, nine hundred eighty-seven thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 4.274298792 × 1010
Factors of 42742987920
Divisors of 42742987920
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 61 72 79 80 90 97 120 122 127 144 158 180 183 194 237 240 244 254 291 305 316 360 366 381 388 395 474 485 488 508 549 582 610 632 635 711 720 732 762 776 790 873 915 948 970 976 1016 1098 1143 1164 1185 1220 1264 1270 1422 1455 1464 1524 1552 1580 1746 1830 1896 1905 1940 2032 2196 2286 2328 2370 2440 2540 2745 2844 2910 2928 3048 3160 3492 3555 3660 3792 3810 3880 4365 4392 4572 4656 4740 4819 4880 5080 5490 5688 5715 5820 5917 6096 6320 6984 7110 7320 7620 7663 7747 7760 8730 8784 9144 9480 9638 10033 10160 10980 11376 11430 11640 11834 12319 13968 14220 14457 14640 15240 15326 15494 17460 17751 18288 18960 19276 20066 21960 22860 22989 23241 23280 23668 24095 24638 28440 28914 29585 30099 30480 30652 30988 34920 35502 36957 38315 38552 38735 40132 43371 43920 45720 45978 46482 47336 48190 49276 50165 53253 56880 57828 59170 60198 61304 61595 61976 68967 69723 69840 71004 72285 73914 76630 77104 77470 80264 86742 88755 90297 91440 91956 92964 94672 96380 98552 100330 106506 110871 114945 115656 116205 118340 120396 122608 123190 123952 137934 139446 142008 144570 147828 150495 153260 154940 160528 173484 177510 180594 183912 184785 185928 192760 197104 200660 213012 216855 221742 229890 231312 232410 236680 240792 246380 266265 275868 278892 284016 289140 295656 300990 306520 309880 344835 346968 348615 355020 361188 367824 369570 371856 385520 401320 426024 433710 443484 451485 459780 464820 467443 473360 481584 492760 532530 551736 554355 557784 578280 591312 601980 612013 613040 619760 689670 693936 697230 710040 722376 739140 751459 802640 852048 867420 886968 902970 919560 929640 934886 973201 985520 1065060 1103472 1108710 1115568 1156560 1203960 1224026 1379340 1394460 1402329 1420080 1444752 1478280 1502918 1734840 1773936 1805940 1836039 1839120 1859280 1869772 1946402 2130120 2217420 2254377 2337215 2407920 2448052 2758680 2788920 2804658 2919603 2956560 3005836 3060065 3469680 3611880 3672078 3739544 3757295 3892804 4206987 4260240 4434840 4508754 4674430 4866005 4896104 5508117 5517360 5577840 5609316 5839206 6011672 6120130 6763131 7011645 7223760 7344156 7479088 7514590 7785608 8413974 8758809 8869680 9017508 9180195 9348860 9732010 9792208 11016234 11218632 11271885 11678412 12023344 12240260 13526262 14023290 14598015 14688312 15029180 15571216 16827948 17517618 18035016 18360390 18697720 19464020 21034935 22032468 22437264 22543770 23356824 24480520 27052524 27540585 28046580 29196030 29376624 30058360 33655896 33815655 35035236 36070032 36720780 37395440 38928040 42069870 43794045 44064936 45087540 46713648 48961040 54105048 55081170 56093160 58392060 59365261 60116720 67311792 67631310 70070472 73441560 77856080 84139740 87588090 88129872 90175080 108210096 110162340 112186320 116784120 118730522 135262620 140140944 146883120 168279480 175176180 178095783 180350160 220324680 233568240 237461044 270525240 296826305 336558960 350352360 356191566 440649360 474922088 534287349 541050480 593652610 700704720 712383132 890478915 949844176 1068574698 1187305220 1424766264 1780957830 2137149396 2374610440 2671436745 2849532528 3561915660 4274298792 4749220880 5342873490 7123831320 8548597584 10685746980 14247662640 21371493960 42742987920
- Sum of all divisors σ(n): 150443704320
- Sum of proper divisors (its aliquot sum) s(n): 107700716400
- 42742987920 is an abundant number, because the sum of its proper divisors (107700716400) is greater than itself. Its abundance is 64957728480
Bases of 42742987920
- Binary: 1001111100111010111000111100100100002
- Hexadecimal: 0x9F3AE3C90
- Base-36: JMW2KK0
Squares and roots of 42742987920
- 42742987920 squared (427429879202) is 1826963016329265926400
- 42742987920 cubed (427429879203) is 78089858137248576234582809088000
-
The
square root of 42742987920 is 206743.7735942729 -
The
cube root of 42742987920 is 3496.4041414805
Scales and comparisons
How big is 42742987920?- 42,742,987,920 seconds is equal to 1,359 years, 4 weeks, 6 days, 12 hours, 12 minutes.
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To count from 1 to 42,742,987,920 would take you about two thousand, seven hundred eighteen 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 42742987920 cubic inches would be around 291.4 feet tall.
Recreational maths with 42742987920
- 42742987920 backwards is 02978924724
- The number of decimal digits it has is: 11
- The sum of 42742987920's digits is 54
- More coming soon!
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