28718385080320

Names of 28718385080320

• Cardinal: 28718385080320 can be written as Twenty-eight trillion, seven hundred eighteen billion, three hundred eighty-five million, eighty thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.871838508032 × 10¹³

Factors of 28718385080320

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 7511

Divisors of 28718385080320

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 31 32 40 52 62 64 65 80 104 124 128 130 155 160 208 248 256 260 310 320 403 416 496 512 520 620 640 806 832 992 1024 1040 1093 1240 1280 1612 1664 1984 2015 2048 2080 2186 2480 2560 3224 3328 3968 4030 4160 4372 4960 5120 5465 6367 6448 6656 7936 8060 8320 8744 9920 10240 10930 12734 12896 13312 14209 15872 16120 16640 17488 19840 21860 25468 25792 26624 28418 31744 31835 32240 33280 33883 34976 39680 43720 50936 51584 56836 63488 63670 64480 66560 67766 69952 71045 79360 82771 87440 101872 103168 113672 127340 128960 133120 135532 139904 142090 158720 165542 169415 174880 197377 203744 206336 227344 254680 257920 271064 279808 284180 317440 331084 338830 349760 394754 407488 412672 413855 440479 454688 509360 515840 542128 559616 568360 662168 677660 699520 789508 814976 825344 827710 880958 909376 986885 1018720 1031680 1084256 1119232 1136720 1324336 1355320 1399040 1579016 1629952 1655420 1761916 1818752 1973770 2037440 2063360 2168512 2202395 2238464 2273440 2565901 2648672 2710640 2798080 3158032 3259904 3310840 3523832 3637504 3947540 4074880 4126720 4337024 4404790 4546880 5131802 5297344 5421280 5596160 6316064 6519808 6621680 6959131 7047664 7275008 7895080 8149760 8674048 8809580 9093760 10263604 10594688 10842560 11192320 12632128 12829505 13039616 13243360 13918262 14095328 14550016 15790160 16299520 17348096 17619160 18187520 20527208 21189376 21685120 25264256 25659010 26486720 27836524 28190656 29100032 31580320 32599040 34696192 34795655 35238320 36375040 41054416 42378752 43370240 50528512 51318020 52973440 55673048 56381312 63160640 65198080 69392384 69591310 70476640 72750080 82108832 84757504 86740480 90468703 101057024 102636040 105946880 111346096 112762624 126321280 139182620 140953280 145500160 164217664 169515008 173480960 180937406 202114048 205272080 211893760 215733061 222692192 225525248 252642560 278365240 281906560 328435328 346961920 361874812 404228096 410544160 423787520 431466122 445384384 451050496 452343515 505285120 556730480 563813120 656870656 723749624 821088320 847575040 862932244 890768768 902100992 904687030 1010570240 1078665305 1113460960 1127626240 1313741312 1447499248 1642176640 1725864488 1781537536 1809374060 2021140480 2157330610 2226921920 2255252480 2627482624 2804529793 2894998496 3284353280 3451728976 3563075072 3618748120 4314661220 4453843840 4510504960 5254965248 5609059586 5789996992 6568706560 6903457952 7126150144 7237496240 8629322440 8907687680 11218119172 11579993984 13137413120 13806915904 14022648965 14252300288 14474992480 17258644880 17815375360 22436238344 23159987968 26274826240 27613831808 28045297930 28949984960 34517289760 35630750720 44872476688 46319975936 55227663616 56090595860 57899969920 69034579520 71261501440 89744953376 92639951872 110455327232 112181191720 115799939840 138069159040 179489906752 185279903744 220910654464 224362383440 231599879680 276138318080 358979813504 441821308928 448724766880 463199759360 552276636160 717959627008 897449533760 926399518720 1104553272320 1435919254016 1794899067520 2209106544640 2871838508032 3589798135040 5743677016064 7179596270080 14359192540160 28718385080320
• Sum of all divisors σ(n): 76683786117120
• Sum of proper divisors (its aliquot sum) s(n): 47965401036800
• 28718385080320 is an abundant number, because the sum of its proper divisors (47965401036800) is greater than itself. Its abundance is 19247015956480

Bases of 28718385080320

• Binary: 110100001111010000101001001000010100000000000₂
• Hexadecimal: 0x1A1E85242800
• Base-36: A6H1KZN5S

Squares and roots of 28718385080320

• 28718385080320 squared (28718385080320²) is 824745641621546372851302400
• 28718385080320 cubed (28718385080320³) is 23685362929403162965939854742040608768000
• The square root of 28718385080320 is 5358953.7300036469
• The cube root of 28718385080320 is 30623.3951408931

Scales and comparisons

• 28,718,385,080,320 seconds is equal to 913,155 years, 42 weeks, 2 days, 4 hours, 58 minutes, 40 seconds.
• To count from 1 to 28,718,385,080,320 would take you about two million, two hundred eighty-two thousand, eight hundred eighty-nine 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 28718385080320 cubic inches would be around 2551.9 feet tall.

Recreational maths with 28718385080320

• 28718385080320 backwards is 02308058381782
• The number of decimal digits it has is: 14
• The sum of 28718385080320's digits is 55
• More coming soon!