18911699840000

Names of 18911699840000

• Cardinal: 18911699840000 can be written as Eighteen trillion, nine hundred eleven billion, six hundred ninety-nine million, eight hundred forty thousand.

Scientific notation

• Scientific notation: 1.891169984 × 10¹³

Factors of 18911699840000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 167

Divisors of 18911699840000

• Number of divisors d(n): 660
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 64 80 88 100 110 121 125 128 149 160 176 200 220 242 250 256 275 298 320 352 400 440 484 500 512 550 596 605 625 640 704 745 800 880 968 1000 1024 1100 1192 1210 1250 1280 1331 1375 1408 1490 1600 1639 1760 1936 2000 2200 2384 2420 2500 2560 2662 2750 2816 2980 3025 3200 3278 3520 3725 3872 4000 4400 4768 4840 5000 5120 5324 5500 5632 5960 6050 6400 6556 6655 6875 7040 7450 7744 8000 8195 8800 9536 9680 10000 10648 11000 11264 11920 12100 12800 13112 13310 13750 14080 14900 15125 15488 16000 16390 17600 18029 18625 19072 19360 20000 21296 22000 22201 23840 24200 25600 26224 26620 27500 28160 29800 30250 30976 32000 32780 33275 35200 36058 37250 38144 38720 40000 40975 42592 44000 44402 47680 48400 52448 53240 55000 56320 59600 60500 61952 64000 65560 66550 70400 72116 74500 75625 76288 77440 80000 81950 85184 88000 88804 90145 93125 95360 96800 104896 106480 110000 111005 119200 121000 123904 128000 131120 133100 140800 144232 149000 151250 152576 154880 160000 163900 166375 170368 176000 177608 180290 186250 190720 193600 198319 204875 209792 212960 220000 222010 238400 242000 244211 262240 266200 281600 288464 298000 302500 309760 320000 327800 332750 340736 352000 355216 360580 372500 381440 387200 396638 409750 419584 425920 440000 444020 450725 476800 484000 488422 524480 532400 555025 576928 596000 605000 619520 640000 655600 665500 681472 704000 710432 721160 745000 762880 774400 793276 819500 831875 839168 851840 880000 888040 901450 953600 968000 976844 991595 1024375 1048960 1064800 1110050 1153856 1192000 1210000 1221055 1311200 1331000 1362944 1408000 1420864 1442320 1490000 1548800 1586552 1639000 1663750 1678336 1703680 1760000 1776080 1802900 1907200 1936000 1953688 1983190 2048750 2097920 2129600 2220100 2253625 2307712 2384000 2420000 2442110 2622400 2662000 2686321 2775125 2841728 2884640 2980000 3097600 3173104 3278000 3327500 3407360 3520000 3552160 3605800 3814400 3872000 3907376 3966380 4097500 4195840 4259200 4440200 4507250 4615424 4768000 4840000 4884220 4957975 5244800 5324000 5372642 5550250 5683456 5769280 5960000 6105275 6346208 6556000 6655000 6814720 7040000 7104320 7211600 7744000 7814752 7932760 8195000 8391680 8518400 8880400 9014500 9230848 9536000 9680000 9768440 9915950 10489600 10648000 10745284 11100500 11268125 11366912 11538560 11920000 12210550 12692416 13112000 13310000 13431605 13875625 14208640 14423200 15488000 15629504 15865520 16390000 17036800 17760800 18029000 18461696 19072000 19360000 19536880 19831900 20979200 21296000 21490568 22201000 22536250 22733824 23077120 23840000 24421100 24789875 25384832 26224000 26620000 26863210 27751250 28417280 28846400 29549531 30526375 31259008 31731040 32780000 34073600 35521600 36058000 38720000 39073760 39663800 41958400 42592000 42981136 44402000 45072500 46154240 47680000 48842200 49579750 50769664 52448000 53240000 53726420 55502500 56834560 57692800 59099062 61052750 62518016 63462080 65560000 67158025 71043200 72116000 77440000 78147520 79327600 85184000 85962272 88804000 90145000 92308480 95360000 97684400 99159500 101539328 104896000 106480000 107452840 111005000 113669120 115385600 118198124 122105500 123949375 125036032 126924160 131120000 134316050 142086400 144232000 147747655 152631875 156295040 158655200 170368000 171924544 177608000 180290000 195368800 198319000 203078656 209792000 212960000 214905680 222010000 230771200 236396248 244211000 247898750 250072064 253848320 262240000 268632100 284172800 288464000 295495310 305263750 312590080 317310400 335790125 343849088 355216000 360580000 390737600 396638000 425920000 429811360 444020000 461542400 472792496 488422000 495797500 507696640 524480000 537264200 568345600 576928000 590990620 610527500 625180160 634620800 671580250 687698176 710432000 721160000 738738275 781475200 793276000 851840000 859622720 888040000 945584992 976844000 991595000 1015393280 1048960000 1074528400 1153856000 1181981240 1221055000 1250360320 1269241600 1343160500 1375396352 1420864000 1442320000 1477476550 1562950400 1586552000 1678950625 1719245440 1776080000 1891169984 1953688000 1983190000 2149056800 2307712000 2363962480 2442110000 2538483200 2686321000 2750792704 2841728000 2884640000 2954953100 3125900800 3173104000 3357901250 3438490880 3552160000 3693691375 3782339968 3907376000 3966380000 4298113600 4727924960 4884220000 5076966400 5372642000 5769280000 5909906200 6251801600 6346208000 6715802500 6876981760 7104320000 7387382750 7564679936 7814752000 7932760000 8596227200 9455849920 9768440000 10745284000 11538560000 11819812400 12692416000 13431605000 13753963520 14208640000 14774765500 15129359872 15629504000 15865520000 17192454400 18468456875 18911699840 19536880000 21490568000 23639624800 25384832000 26863210000 29549531000 30258719744 31259008000 31731040000 34384908800 36936913750 37823399680 39073760000 42981136000 47279249600 53726420000 59099062000 63462080000 68769817600 73873827500 75646799360 78147520000 85962272000 94558499200 107452840000 118198124000 126924160000 147747655000 151293598720 156295040000 171924544000 189116998400 214905680000 236396248000 295495310000 343849088000 378233996800 429811360000 472792496000 590990620000 756467993600 859622720000 945584992000 1181981240000 1719245440000 1891169984000 2363962480000 3782339968000 4727924960000 9455849920000 18911699840000
• Sum of all divisors σ(n): 52312673029848
• Sum of proper divisors (its aliquot sum) s(n): 33400973189848
• 18911699840000 is an abundant number, because the sum of its proper divisors (33400973189848) is greater than itself. Its abundance is 14489273349848

Bases of 18911699840000

• Binary: 100010011001100111001001001101010110000000000₂
• Hexadecimal: 0x11333926AC00
• Base-36: 6PBWXSRNK

Squares and roots of 18911699840000

• 18911699840000 squared (18911699840000²) is 357652390838256025600000000
• 18911699840000 cubed (18911699840000³) is 6763814662591463945218555904000000000000
• The square root of 18911699840000 is 4348758.4251140003
• The cube root of 18911699840000 is 26642.6153919063

Scales and comparisons

• 18,911,699,840,000 seconds is equal to 601,333 years, 28 weeks, 6 days, 19 hours, 33 minutes, 20 seconds.
• To count from 1 to 18,911,699,840,000 would take you about one million, five hundred three thousand, three hundred thirty-three 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 18911699840000 cubic inches would be around 2220.2 feet tall.

Recreational maths with 18911699840000

• 18911699840000 backwards is 00004899611981
• The number of decimal digits it has is: 14
• The sum of 18911699840000's digits is 56
• More coming soon!