138286805191808

Names of 138286805191808

• Cardinal: 138286805191808 can be written as One hundred thirty-eight trillion, two hundred eighty-six billion, eight hundred five million, one hundred ninety-one thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.38286805191808 × 10¹⁴

Factors of 138286805191808

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 3612

Divisors of 138286805191808

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 7 8 13 14 16 19 26 28 32 38 49 52 56 64 76 91 98 104 112 128 133 152 182 196 208 224 247 266 304 343 364 392 416 448 494 532 608 637 686 728 784 832 896 931 988 1064 1216 1274 1372 1456 1568 1664 1729 1862 1976 2128 2432 2548 2744 2912 3136 3458 3571 3724 3952 4256 4459 5096 5488 5824 6272 6517 6916 7142 7448 7904 8512 8918 10192 10976 11648 12103 13034 13832 14284 14896 15808 17024 17836 20384 21952 24206 24997 26068 27664 28568 29792 31616 35672 40768 43904 46423 48412 49994 52136 55328 57136 59584 67849 71344 81536 84721 92846 96824 99988 104272 110656 114272 119168 135698 142688 169442 174979 185692 193648 199976 208544 221312 228544 271396 285376 324961 338884 349958 371384 387296 399952 417088 457088 474943 542792 570752 649922 677768 699916 742768 774592 799904 834176 882037 949886 1085584 1224853 1299844 1355536 1399832 1485536 1549184 1599808 1764074 1899772 2171168 2274727 2449706 2599688 2711072 2799664 2971072 3199616 3324601 3528148 3799544 4342336 4549454 4899412 5199376 5422144 5599328 5942144 6174259 6649202 7056296 7599088 8684672 9098908 9798824 10398752 10844288 11198656 12348518 12752041 13298404 14112592 15198176 15923089 18197816 19597648 20797504 22397312 23272207 24697036 25504082 26596808 28225184 30396352 31846178 36395632 39195296 41595008 43219813 46544414 49394072 51008164 53193616 56450368 60792704 63692356 72791264 78390592 86439626 89264287 93088828 98788144 102016328 106387232 112900736 127384712 145582528 156781184 165776533 172879252 178528574 186177656 197576288 204032656 212774464 242288779 254769424 291165056 302538691 331553066 345758504 357057148 372355312 395152576 408065312 425548928 484577558 509538848 605077382 624850009 663106132 691517008 714114296 744710624 790305152 816130624 969155116 1019077696 1160435731 1210154764 1249700018 1326212264 1383034016 1428228592 1489421248 1632261248 1696021453 1938310232 2038155392 2320871462 2420309528 2499400036 2652424528 2766068032 2856457184 2978842496 3149754127 3392042906 3876620464 4373950063 4641742924 4840619056 4998800072 5304849056 5532136064 5712914368 6299508254 6784085812 7753240928 8123050117 8747900126 9283485848 9681238112 9997600144 10609698112 11425828736 11872150171 12599016508 13568171624 15506481856 16246100234 17495800252 18566971696 19362476224 19995200288 21219396224 22048278889 23744300342 25198033016 27136343248 31012963712 32492200468 34991600504 37133943392 38724952448 39990400576 44096557778 47488600684 50396066032 54272686496 56861350819 64984400936 69983201008 74267886784 79980801152 83105051197 88193115556 94977201368 100792132064 108545372992 113722701638 129968801872 139966402016 148535773568 154337952223 166210102394 176386231112 189954402736 201584264128 217090745984 227445403276 259937603744 279932804032 308675904446 332420204788 352772462224 379908805472 403168528256 454890806552 519875207488 559865608064 617351808892 664840409576 705544924448 759817610944 909781613104 1039750414976 1080365665561 1234703617784 1329680819152 1411089848896 1519635221888 1819563226208 2160731331122 2469407235568 2659361638304 2822179697792 3639126452416 4321462662244 4938814471136 5318723276608 7278252904832 8642925324488 9877628942272 10637446553216 17285850648976 19755257884544 34571701297952 69143402595904 138286805191808
• Sum of all divisors σ(n): 364300307280000
• Sum of proper divisors (its aliquot sum) s(n): 226013502088192
• 138286805191808 is an abundant number, because the sum of its proper divisors (226013502088192) is greater than itself. Its abundance is 87726696896384

Bases of 138286805191808

• Binary: 11111011100010101100111111001101000110010000000₂
• Hexadecimal: 0x7DC567E68C80
• Base-36: 1D0O2XCNSW

Squares and roots of 138286805191808

• 138286805191808 squared (138286805191808²) is 19123240490157056023670308864
• 138286805191808 cubed (138286805191808³) is 2644491832298443737655415987953894122586112
• The square root of 138286805191808 is 11759541.0281102383
• The cube root of 138286805191808 is 51712.2674768769

Scales and comparisons

• 138,286,805,191,808 seconds is equal to 4,397,092 years, 34 weeks, 18 hours, 10 minutes, 8 seconds.
• To count from 1 to 138,286,805,191,808 would take you about ten million, nine hundred ninety-two thousand, seven hundred thirty-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 138286805191808 cubic inches would be around 4309.4 feet tall.

Recreational maths with 138286805191808

• 138286805191808 backwards is 808191508682831
• The number of decimal digits it has is: 15
• The sum of 138286805191808's digits is 68
• More coming soon!