18940773949440

Names of 18940773949440

• Cardinal: 18940773949440 can be written as Eighteen trillion, nine hundred forty billion, seven hundred seventy-three million, nine hundred forty-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.894077394944 × 10¹³

Factors of 18940773949440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 22020076

Divisors of 18940773949440

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 64 70 80 84 96 105 112 120 128 140 160 168 192 210 224 240 256 280 320 336 384 420 448 480 512 560 640 672 768 840 896 960 1024 1120 1280 1344 1536 1680 1792 1920 2048 2240 2560 2688 3072 3360 3584 3840 4096 4480 5120 5376 6144 6720 7168 7680 8192 8960 10240 10752 12288 13440 14336 15360 17920 20480 21504 24576 26880 28672 30720 35840 40960 43008 53760 57344 61440 71680 86016 107520 122880 143360 172032 215040 286720 430080 860160 22020059 44040118 66060177 88080236 110100295 132120354 154140413 176160472 220200590 264240708 308280826 330300885 352320944 440401180 462421239 528481416 616561652 660601770 704641888 770702065 880802360 924842478 1056962832 1233123304 1321203540 1409283776 1541404130 1761604720 1849684956 2113925664 2312106195 2466246608 2642407080 2818567552 3082808260 3523209440 3699369912 4227851328 4624212390 4932493216 5284814160 5637135104 6165616520 7046418880 7398739824 8455702656 9248424780 9864986432 10569628320 11274270208 12331233040 14092837760 14797479648 16911405312 18496849560 19729972864 21139256640 22548540416 24662466080 28185675520 29594959296 33822810624 36993699120 39459945728 42278513280 45097080832 49324932160 56371351040 59189918592 67645621248 73987398240 78919891456 84557026560 90194161664 98649864320 112742702080 118379837184 135291242496 147974796480 157839782912 169114053120 180388323328 197299728640 225485404160 236759674368 270582484992 295949592960 315679565824 338228106240 394599457280 450970808320 473519348736 541164969984 591899185920 631359131648 676456212480 789198914560 901941616640 947038697472 1183798371840 1262718263296 1352912424960 1578397829120 1894077394944 2367596743680 2705824849920 3156795658240 3788154789888 4735193487360 6313591316480 9470386974720 18940773949440
• Sum of all divisors σ(n): 69264891452160
• Sum of proper divisors (its aliquot sum) s(n): 50324117502720
• 18940773949440 is an abundant number, because the sum of its proper divisors (50324117502720) is greater than itself. Its abundance is 31383343553280

Bases of 18940773949440

• Binary: 100010011100111111110000110100110000000000000₂
• Hexadecimal: 0x1139FE1A6000
• Base-36: 6PP9RRU2O

Squares and roots of 18940773949440

• 18940773949440 squared (18940773949440²) is 358752917803784935676313600
• 18940773949440 cubed (18940773949440³) is 6795057919823519287090226702931984384000
• The square root of 18940773949440 is 4352099.9470876125
• The cube root of 18940773949440 is 26656.2615070803

Scales and comparisons

• 18,940,773,949,440 seconds is equal to 602,258 years, 1 week, 1 day, 17 hours, 4 minutes.
• To count from 1 to 18,940,773,949,440 would take you about one million, five hundred five thousand, six hundred forty-five 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 18940773949440 cubic inches would be around 2221.4 feet tall.

Recreational maths with 18940773949440

• 18940773949440 backwards is 04494937704981
• The number of decimal digits it has is: 14
• The sum of 18940773949440's digits is 69
• More coming soon!