18402642375

Names of 18402642375

• Cardinal: 18402642375 can be written as Eighteen billion, four hundred two million, six hundred forty-two thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 1.8402642375 × 10¹⁰

Factors of 18402642375

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 117

Divisors of 18402642375

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 13 15 17 19 25 29 31 39 51 57 65 75 85 87 93 95 125 145 155 169 195 221 247 255 285 323 325 375 377 403 425 435 465 475 493 507 527 551 589 663 725 741 775 845 899 969 975 1105 1131 1209 1235 1275 1425 1479 1581 1615 1625 1653 1767 1885 2015 2125 2175 2325 2375 2465 2535 2635 2697 2755 2873 2945 3211 3315 3625 3705 3875 4199 4225 4495 4845 4875 4901 5239 5525 5655 6045 6175 6375 6409 6851 7125 7163 7395 7657 7905 8075 8265 8619 8835 9367 9425 9633 10013 10075 10875 11625 11687 12325 12597 12675 13175 13485 13775 14365 14703 14725 15283 15717 16055 16575 17081 18525 19227 20553 20995 21125 21489 22475 22971 24225 24505 26195 27625 28101 28275 30039 30225 30875 32045 34255 35061 35815 36975 38285 39525 40375 41325 43095 44175 45849 46835 47125 48165 50065 50375 51243 54587 58435 61625 62985 63375 65875 67425 68875 71825 73515 73625 76415 78585 80275 82875 83317 85405 89063 92625 93119 96135 99541 102765 104975 107445 112375 114855 121125 121771 122525 130169 130975 140505 141375 150195 151125 151931 160225 163761 171275 175305 179075 184875 191425 197625 198679 206625 215475 220875 222053 229245 234175 240825 249951 250325 256215 267189 272935 279357 290377 292175 298623 314925 337125 359125 365313 367575 382075 390507 392925 401375 416585 427025 445315 455793 465595 480675 497705 513825 524875 537225 574275 596037 608855 612625 650845 654875 666159 702525 750975 759655 801125 818805 856375 871131 876525 895375 957125 993395 1077375 1110265 1146225 1170875 1204125 1249755 1251625 1281075 1335945 1364675 1396785 1451885 1460875 1493115 1574625 1583023 1692197 1826565 1837875 1910375 1952535 1964625 2082925 2135125 2226575 2278965 2327975 2403375 2488525 2569125 2582827 2686125 2871375 2886689 2980185 3044275 3254225 3330795 3512625 3754875 3774901 3798275 4094025 4355655 4382625 4749069 4966975 5076591 5551325 5731125 6248775 6405375 6679725 6823375 6983925 7259425 7465575 7748481 7915115 8460985 8660067 9132825 9762675 10414625 11132875 11324703 11394825 11639875 12442625 12914135 14433445 14900925 15221375 16271125 16653975 18874505 18991375 20470125 21778275 23745345 24834875 25382955 27756625 31243875 33398625 34919625 36297125 37327875 38742405 39575575 42304925 43300335 45664125 48813375 49073713 56623515 56974125 64570675 72167225 74504625 83269875 94372525 108891375 118726725 126914775 147221139 193712025 197877875 211524625 216501675 245368565 283117575 322853375 360836125 471862625 593633625 634573875 736105695 968560125 1082508375 1226842825 1415587875 3680528475 6134214125 18402642375
• Sum of all divisors σ(n): 39464755200
• Sum of proper divisors (its aliquot sum) s(n): 21062112825
• 18402642375 is an abundant number, because the sum of its proper divisors (21062112825) is greater than itself. Its abundance is 2659470450

Bases of 18402642375

• Binary: 10001001000111000100000100111000111₂
• Hexadecimal: 0x448E209C7
• Base-36: 8GCGHQF

Squares and roots of 18402642375

• 18402642375 squared (18402642375²) is 338657246382145640625
• 18402642375 cubed (18402642375³) is 6232188192872888809587146484375
• The square root of 18402642375 is 135656.3392363217
• The cube root of 18402642375 is 2640.1386125855

Scales and comparisons

• 18,402,642,375 seconds is equal to 585 years, 7 weeks, 4 days, 13 hours, 6 minutes, 15 seconds.
• To count from 1 to 18,402,642,375 would take you about one thousand, one hundred seventy 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 18402642375 cubic inches would be around 220 feet tall.

Recreational maths with 18402642375

• 18402642375 backwards is 57324620481
• The number of decimal digits it has is: 11
• The sum of 18402642375's digits is 42
• More coming soon!