18742743040

Names of 18742743040

• Cardinal: 18742743040 can be written as Eighteen billion, seven hundred forty-two million, seven hundred forty-three thousand and forty.

Scientific notation

• Scientific notation: 1.874274304 × 10¹⁰

Factors of 18742743040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1016

Divisors of 18742743040

• Number of divisors d(n): 312
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 28 32 35 38 40 49 56 64 70 76 80 95 98 112 128 133 140 152 160 190 196 224 245 256 266 280 304 320 380 392 448 490 512 532 560 608 640 665 760 784 896 931 980 983 1024 1064 1120 1216 1280 1330 1520 1568 1792 1862 1960 1966 2048 2128 2240 2432 2560 2660 3040 3136 3584 3724 3920 3932 4096 4256 4480 4655 4864 4915 5120 5320 6080 6272 6881 7168 7448 7840 7864 8512 8960 9310 9728 9830 10240 10640 12160 12544 13762 14336 14896 15680 15728 17024 17920 18620 18677 19456 19660 20480 21280 24320 25088 27524 28672 29792 31360 31456 34048 34405 35840 37240 37354 38912 39320 42560 48167 48640 50176 55048 59584 62720 62912 68096 68810 71680 74480 74708 77824 78640 85120 93385 96334 97280 100352 110096 119168 125440 125824 130739 136192 137620 143360 148960 149416 157280 170240 186770 192668 194560 200704 220192 238336 240835 250880 251648 261478 272384 275240 297920 298832 314560 340480 373540 385336 389120 440384 476672 481670 501760 503296 522956 544768 550480 595840 597664 629120 653695 680960 747080 770672 880768 915173 953344 963340 1003520 1006592 1045912 1100960 1191680 1195328 1258240 1307390 1361920 1494160 1541344 1761536 1830346 1906688 1926680 2013184 2091824 2201920 2383360 2390656 2516480 2614780 2723840 2988320 3082688 3523072 3660692 3813376 3853360 4026368 4183648 4403840 4575865 4766720 4781312 5032960 5229560 5976640 6165376 7046144 7321384 7706720 8367296 8807680 9151730 9533440 9562624 10065920 10459120 11953280 12330752 14092288 14642768 15413440 16734592 17615360 18303460 19066880 19125248 20131840 20918240 23906560 24661504 28184576 29285536 30826880 33469184 35230720 36606920 38250496 41836480 47813120 49323008 58571072 61653760 66938368 70461440 73213840 76500992 83672960 95626240 98646016 117142144 123307520 133876736 140922880 146427680 167345920 191252480 197292032 234284288 246615040 267753472 292855360 334691840 382504960 468568576 493230080 535506944 585710720 669383680 937137152 986460160 1171421440 1338767360 1874274304 2342842880 2677534720 3748548608 4685685760 9371371520 18742743040
• Sum of all divisors σ(n): 55130016960
• Sum of proper divisors (its aliquot sum) s(n): 36387273920
• 18742743040 is an abundant number, because the sum of its proper divisors (36387273920) is greater than itself. Its abundance is 17644530880

Bases of 18742743040

• Binary: 10001011101001001111001000000000000₂
• Hexadecimal: 0x45D279000
• Base-36: 8LYY134

Squares and roots of 18742743040

• 18742743040 squared (18742743040²) is 351290416663468441600
• 18742743040 cubed (18742743040³) is 6584146011937923156058046464000
• The square root of 18742743040 is 136904.1381405251
• The cube root of 18742743040 is 2656.3036378077

Scales and comparisons

• 18,742,743,040 seconds is equal to 595 years, 49 weeks, 6 days, 21 hours, 30 minutes, 40 seconds.
• To count from 1 to 18,742,743,040 would take you about one thousand, one hundred ninety-one 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 18742743040 cubic inches would be around 221.4 feet tall.

Recreational maths with 18742743040

• 18742743040 backwards is 04034724781
• 18742743040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18742743040's digits is 40
• More coming soon!