18216703008

Names of 18216703008

• Cardinal: 18216703008 can be written as Eighteen billion, two hundred sixteen million, seven hundred three thousand and eight.

Scientific notation

• Scientific notation: 1.8216703008 × 10¹⁰

Factors of 18216703008

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 236

Divisors of 18216703008

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 43 48 54 56 63 72 81 84 86 96 108 112 126 129 144 162 168 172 181 189 216 224 243 252 258 288 301 324 336 344 362 378 387 432 486 504 516 543 567 602 648 672 688 724 756 774 864 903 972 1008 1032 1086 1134 1161 1204 1267 1296 1376 1448 1512 1548 1629 1701 1806 1849 1944 2016 2064 2172 2268 2322 2408 2534 2592 2709 2896 3024 3096 3258 3402 3483 3612 3698 3801 3888 4128 4344 4536 4644 4816 4887 5068 5418 5547 5792 6048 6192 6516 6804 6966 7224 7396 7602 7776 7783 8127 8688 9072 9288 9632 9774 10136 10449 10836 11094 11403 12384 12943 13032 13608 13932 14448 14661 14792 15204 15566 16254 16641 17376 18144 18576 19548 20272 20898 21672 22188 22806 23349 24381 25886 26064 27216 27864 28896 29322 29584 30408 31132 32508 33282 34209 37152 38829 39096 40544 41796 43344 43983 44376 45612 46698 48762 49923 51772 52128 54432 54481 55728 58644 59168 60816 62264 65016 66564 68418 70047 73143 77658 78192 83592 86688 87966 88752 91224 93396 97524 99846 102627 103544 108962 111456 116487 117288 121632 124528 130032 133128 136836 140094 146286 149769 155316 156384 163443 167184 175932 177504 182448 186792 195048 199692 205254 207088 210141 217924 232974 234576 249056 260064 266256 273672 280188 292572 299538 307881 310632 326886 334368 334669 349461 351864 364896 373584 390096 399384 410508 414176 420282 435848 449307 465948 469152 490329 532512 547344 560376 585144 599076 615762 621264 630423 653772 669338 698922 703728 747168 780192 798768 821016 840564 871696 898614 931896 980658 1004007 1048383 1094688 1120752 1170288 1198152 1231524 1242528 1260846 1307544 1338676 1397844 1407456 1470987 1597536 1642032 1681128 1743392 1797228 1863792 1891269 1961316 2008014 2096766 2241504 2340576 2342683 2396304 2463048 2521692 2615088 2677352 2795688 2941974 3012021 3145149 3284064 3362256 3594456 3727584 3782538 3922632 4016028 4193532 4412961 4685366 4792608 4926096 5043384 5230176 5354704 5591376 5883948 6024042 6290298 6724512 7028049 7188912 7565076 7845264 8032056 8387064 8825922 9036063 9370732 9852192 10086768 10709408 11182752 11767896 12048084 12580596 13238883 14056098 14377824 15130152 15690528 16064112 16774128 17651844 18072126 18741464 20173536 21084147 23535792 24096168 25161192 26477766 27108189 28112196 30260304 32128224 33548256 35303688 36144252 37482928 42168294 47071584 48192336 50322384 52955532 54216378 56224392 60520608 63252441 70607376 72288504 74965856 81324567 84336588 96384672 100644768 105911064 108432756 112448784 126504882 141214752 144577008 162649134 168673176 189757323 211822128 216865512 224897568 253009764 289154016 325298268 337346352 379514646 423644256 433731024 506019528 569271969 650596536 674692704 759029292 867462048 1012039056 1138543938 1301193072 1518058584 2024078112 2277087876 2602386144 3036117168 4554175752 6072234336 9108351504 18216703008
• Sum of all divisors σ(n): 63205361856
• Sum of proper divisors (its aliquot sum) s(n): 44988658848
• 18216703008 is an abundant number, because the sum of its proper divisors (44988658848) is greater than itself. Its abundance is 26771955840

Bases of 18216703008

• Binary: 10000111101110011001101010000100000₂
• Hexadecimal: 0x43DCCD420
• Base-36: 8D9R600

Squares and roots of 18216703008

• 18216703008 squared (18216703008²) is 331848268481676248064
• 18216703008 cubed (18216703008³) is 6045181350649743300989622976512
• The square root of 18216703008 is 134969.2669017655
• The cube root of 18216703008 is 2631.2165531277

Scales and comparisons

• 18,216,703,008 seconds is equal to 579 years, 12 weeks, 1 day, 11 hours, 16 minutes, 48 seconds.
• To count from 1 to 18,216,703,008 would take you about one thousand, one hundred fifty-eight 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 18216703008 cubic inches would be around 219.3 feet tall.

Recreational maths with 18216703008

• 18216703008 backwards is 80030761281
• 18216703008 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18216703008's digits is 36
• More coming soon!