18969367904172

Names of 18969367904172

• Cardinal: 18969367904172 can be written as Eighteen trillion, nine hundred sixty-nine billion, three hundred sixty-seven million, nine hundred four thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.8969367904172 × 10¹³

Factors of 18969367904172

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2863

Divisors of 18969367904172

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 81 84 98 108 126 147 162 189 196 243 252 294 324 343 378 441 486 567 588 686 756 882 972 1029 1134 1323 1372 1701 1764 2058 2268 2401 2646 2851 3087 3402 3969 4116 4802 5292 5702 6174 6804 7203 7938 8553 9261 9604 11404 11907 12348 14406 15876 17106 18522 19957 21609 23814 25659 27783 28812 34212 37044 39914 43218 47628 51318 55566 59871 64827 76977 79828 83349 86436 102636 111132 119742 129654 139699 153954 166698 179613 194481 230931 239484 259308 279398 307908 333396 359226 388962 419097 461862 538839 558796 583443 692793 718452 777924 838194 923724 977893 1077678 1166886 1257291 1385586 1616517 1676388 1955786 2155356 2333772 2514582 2771172 2933679 3233034 3771873 3911572 4849551 5029164 5867358 6466068 6845251 7543746 8128201 8801037 9699102 11315619 11734716 13690502 15087492 16256402 17602074 19398204 20535753 22631238 24384603 26403111 27381004 32512804 33946857 35204148 41071506 45262476 48769206 52806222 56897407 61607259 67893714 73153809 79209333 82143012 97538412 105612444 113794814 123214518 135787428 146307618 158418666 170692221 184821777 219461427 227589628 237627999 246429036 292615236 316837332 341384442 369643554 398281849 438922854 475255998 512076663 554465331 658384281 682768884 739287108 796563698 877845708 950511996 1024153326 1108930662 1194845547 1316768562 1536229989 1593127396 1663395993 1975152843 2048306652 2217861324 2389691094 2633537124 2787972943 3072459978 3326791986 3584536641 3950305686 4608689967 4779382188 5575945886 6144919956 6653583972 7169073282 7900611372 8363918829 9217379934 10753609923 11151891772 13826069901 14338146564 16727837658 18434759868 19515810601 21507219846 25091756487 27652139802 32260829769 33455675316 39031621202 43014439692 50183512974 55304279604 58547431803 64521659538 75275269461 78063242404 96782489307 100367025948 117094863606 129043319076 150550538922 175642295409 193564978614 225825808383 234189727212 301101077844 351284590818 387129957228 451651616766 526926886227 677477425149 702569181636 903303233532 1053853772454 1354954850298 1580780658681 2107707544908 2709909700596 3161561317362 4742341976043 6323122634724 9484683952086 18969367904172
• Sum of all divisors σ(n): 58030902446244
• Sum of proper divisors (its aliquot sum) s(n): 39061534542072
• 18969367904172 is an abundant number, because the sum of its proper divisors (39061534542072) is greater than itself. Its abundance is 20092166637900

Bases of 18969367904172

• Binary: 100010100000010100110011011110111111110101100₂
• Hexadecimal: 0x1140A66F7FAC
• Base-36: 6Q2ENVIR0

Squares and roots of 18969367904172

• 18969367904172 squared (18969367904172²) is 359836918683830815775005584
• 18969367904172 cubed (18969367904172³) is 6825878896017210150542146710863676896448
• The square root of 18969367904172 is 4355383.7837981627
• The cube root of 18969367904172 is 26669.6686449005

Scales and comparisons

• 18,969,367,904,172 seconds is equal to 603,167 years, 11 weeks, 4 days, 6 hours, 16 minutes, 12 seconds.
• To count from 1 to 18,969,367,904,172 would take you about one million, five hundred seven thousand, nine hundred eighteen 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 18969367904172 cubic inches would be around 2222.5 feet tall.

Recreational maths with 18969367904172

• 18969367904172 backwards is 27140976396981
• The number of decimal digits it has is: 14
• The sum of 18969367904172's digits is 72
• More coming soon!