12720814080

Names of 12720814080

• Cardinal: 12720814080 can be written as Twelve billion, seven hundred twenty million, eight hundred fourteen thousand and eighty.

Scientific notation

• Scientific notation: 1.272081408 × 10¹⁰

Factors of 12720814080

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 677

Divisors of 12720814080

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 53 60 64 65 78 80 96 104 106 120 128 130 156 159 160 192 195 208 212 240 256 260 265 312 318 320 384 390 416 424 480 512 520 530 601 624 636 640 689 768 780 795 832 848 960 1024 1040 1060 1202 1248 1272 1280 1378 1536 1560 1590 1664 1696 1803 1920 2048 2067 2080 2120 2404 2496 2544 2560 2756 3005 3072 3120 3180 3328 3392 3445 3606 3840 4134 4160 4240 4808 4992 5088 5120 5512 6010 6144 6240 6360 6656 6784 6890 7212 7680 7813 8268 8320 8480 9015 9616 9984 10176 10240 10335 11024 12020 12480 12720 13312 13568 13780 14424 15360 15626 16536 16640 16960 18030 19232 19968 20352 20670 22048 23439 24040 24960 25440 26624 27136 27560 28848 30720 31252 31853 33072 33280 33920 36060 38464 39065 39936 40704 41340 44096 46878 48080 49920 50880 54272 55120 57696 62504 63706 66144 66560 67840 72120 76928 78130 79872 81408 82680 88192 93756 95559 96160 99840 101760 108544 110240 115392 117195 125008 127412 132288 133120 135680 144240 153856 156260 159265 162816 165360 176384 187512 191118 192320 199680 203520 220480 230784 234390 250016 254824 264576 271360 288480 307712 312520 318530 325632 330720 352768 375024 382236 384640 399360 407040 414089 440960 461568 468780 477795 500032 509648 529152 542720 576960 615424 625040 637060 661440 705536 750048 764472 769280 814080 828178 881920 923136 937560 955590 1000064 1019296 1058304 1153920 1230848 1242267 1250080 1274120 1322880 1411072 1500096 1528944 1538560 1628160 1656356 1763840 1846272 1875120 1911180 2000128 2038592 2070445 2116608 2307840 2484534 2500160 2548240 2645760 3000192 3057888 3077120 3312712 3527680 3692544 3750240 3822360 4000256 4077184 4140890 4233216 4615680 4969068 5000320 5096480 5291520 6000384 6115776 6154240 6211335 6625424 7055360 7500480 7644720 8000512 8154368 8281780 9231360 9938136 10000640 10192960 10583040 12000768 12231552 12422670 13250848 15000960 15289440 16001024 16308736 16563560 18462720 19876272 20001280 20385920 21166080 24001536 24463104 24845340 26501696 30001920 30578880 32617472 33127120 39752544 40002560 40771840 48003072 48926208 49690680 53003392 60003840 61157760 65234944 66254240 79505088 80005120 81543680 97852416 99381360 106006784 120007680 122315520 132508480 159010176 163087360 195704832 198762720 212013568 240015360 244631040 265016960 318020352 326174720 397525440 424027136 489262080 530033920 636040704 795050880 848054272 978524160 1060067840 1272081408 1590101760 2120135680 2544162816 3180203520 4240271360 6360407040 12720814080
• Sum of all divisors σ(n): 44728407360
• Sum of proper divisors (its aliquot sum) s(n): 32007593280
• 12720814080 is an abundant number, because the sum of its proper divisors (32007593280) is greater than itself. Its abundance is 19286779200

Bases of 12720814080

• Binary: 1011110110001110000011100000000000₂
• Hexadecimal: 0x2F6383800
• Base-36: 5UDN6YO

Squares and roots of 12720814080

• 12720814080 squared (12720814080²) is 161819110857926246400
• 12720814080 cubed (12720814080³) is 2058470823814589074806669312000
• The square root of 12720814080 is 112786.5864365085
• The cube root of 12720814080 is 2334.3804374247

Scales and comparisons

• 12,720,814,080 seconds is equal to 404 years, 25 weeks, 15 hours, 28 minutes.
• To count from 1 to 12,720,814,080 would take you about eight 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 12720814080 cubic inches would be around 194.5 feet tall.

Recreational maths with 12720814080

• 12720814080 backwards is 08041802721
• The number of decimal digits it has is: 11
• The sum of 12720814080's digits is 33
• More coming soon!