168338947680

Names of 168338947680

• Cardinal: 168338947680 can be written as One hundred sixty-eight billion, three hundred thirty-eight million, nine hundred forty-seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.6833894768 × 10¹¹

Factors of 168338947680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 850

Divisors of 168338947680

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 27 30 32 34 36 40 45 48 51 53 54 60 61 68 72 80 85 90 96 102 106 108 120 122 135 136 144 153 159 160 170 180 183 204 212 216 240 244 255 265 270 272 288 305 306 318 340 360 366 408 424 432 459 477 480 488 510 530 540 544 549 610 612 636 680 709 720 732 765 795 816 848 864 901 915 918 954 976 1020 1037 1060 1080 1098 1220 1224 1272 1360 1418 1431 1440 1464 1530 1590 1632 1647 1696 1802 1830 1836 1908 1952 2040 2074 2120 2127 2160 2196 2295 2385 2440 2448 2544 2703 2720 2745 2836 2862 2928 3060 3111 3180 3233 3294 3545 3604 3660 3672 3816 4080 4148 4240 4254 4320 4392 4505 4590 4770 4880 4896 5088 5185 5406 5490 5672 5724 5856 6120 6222 6360 6381 6466 6588 7090 7155 7208 7320 7344 7632 8109 8160 8235 8296 8480 8508 8784 9010 9180 9333 9540 9699 9760 10370 10635 10812 10980 11344 11448 12053 12240 12444 12720 12762 12932 13176 13515 14180 14310 14416 14640 14688 15264 15555 16165 16218 16470 16592 17016 17568 18020 18360 18666 19080 19143 19398 20740 21270 21624 21960 22688 22896 24106 24327 24480 24888 25440 25524 25864 26352 27030 27999 28360 28620 28832 29097 29280 31110 31905 32330 32436 32940 33184 34032 36040 36159 36720 37332 37577 38160 38286 38796 40545 41480 42540 43248 43249 43920 45792 46665 48212 48495 48654 49776 51048 51728 52704 54060 54961 55998 56720 57240 58194 60265 62220 63810 64660 64872 65880 68064 72080 72318 73440 74664 75154 76320 76572 77592 81090 82960 85080 86496 86498 87291 87840 93330 95715 96424 96990 97308 99552 102096 103456 108120 108477 109922 111996 112731 113440 114480 116388 120530 121635 124440 127620 129320 129744 129747 131760 139995 144160 144636 145485 149328 150308 153144 155184 162180 164883 165920 170160 172996 174582 180795 186660 187885 191430 192848 193980 194616 204192 216240 216245 216954 219844 223992 225462 228960 232776 241060 243270 248880 255240 258640 259488 259494 263520 274805 279990 289272 290970 298656 300616 306288 310368 324360 325431 329766 338193 340320 345992 349164 361590 373320 375770 382860 385696 387960 389232 389241 432480 432490 433908 436455 439688 447984 450924 465552 482120 486540 494649 497760 510480 517280 518988 542385 549610 559980 563655 578544 581940 601232 612576 638809 648720 648735 650862 659532 676386 691984 698328 723180 735233 746640 751540 765720 775920 778464 778482 824415 864980 867816 872910 879376 895968 901848 931104 964240 973080 989298 1014579 1020960 1037976 1084770 1099220 1119960 1127310 1157088 1163880 1167723 1202464 1277618 1297440 1297470 1301724 1319064 1352772 1383968 1396656 1446360 1470466 1483947 1493280 1503080 1531440 1551840 1556964 1627155 1648830 1690965 1729960 1735632 1745820 1758752 1803696 1916427 1928480 1946160 1946205 1978596 2029158 2075952 2169540 2198440 2205699 2239920 2254620 2292197 2327760 2335446 2473245 2555236 2594940 2603448 2638128 2705544 2793312 2892720 2940932 2967894 3006160 3062880 3113928 3194045 3254310 3297660 3381930 3459920 3471264 3491640 3607392 3676165 3832854 3892320 3892410 3957192 4058316 4151904 4339080 4396880 4411398 4479840 4509240 4584394 4655520 4670892 4946490 5072895 5110472 5189880 5206896 5276256 5411088 5749281 5785440 5838615 5881864 5935788 6012320 6227856 6388090 6508620 6595320 6617097 6763860 6876591 6919840 6983280 7352330 7419735 7665708 7784820 7914384 8116632 8678160 8793760 8822796 9018480 9168788 9341784 9582135 9892980 10145790 10220944 10379760 10413792 10822176 11028495 11460985 11498562 11677230 11763728 11871576 12455712 12776180 13017240 13190640 13234194 13527720 13753182 13966560 14704660 14839470 15331416 15569640 15828768 16233264 17247843 17356320 17645592 18036960 18337576 18683568 19164270 19785960 19851291 20291580 20441888 20629773 20759520 22056990 22921970 22997124 23354460 23527456 23743152 25552360 26034480 26381280 26468388 27055440 27506364 28746405 29409320 29678940 30662832 31139280 32466528 33085485 34382955 34495686 35291184 36675152 37367136 38328540 38967349 39571920 39702582 40583160 41259546 44113980 45843940 45994248 46708920 47486304 51104720 52068960 52936776 54110880 55012728 57492810 58818640 59357880 61325664 61889319 62278560 66170970 68765910 68991372 70582368 73350304 76657080 77934698 79143840 79405164 81166320 82519092 86239215 88227960 91687880 91988496 93417840 99256455 102209440 103148865 105873552 110025456 114985620 116902047 117637280 118715760 123778638 132341940 137531820 137982744 153314160 155869396 158810328 162332640 165038184 172478430 176455920 183375760 183976992 186835680 194836745 198512910 206297730 211747104 220050912 229971240 233804094 237431520 247557276 264683880 275063640 275965488 306628320 309446595 311738792 317620656 330076368 344956860 350706141 352911840 366751520 389673490 397025820 412595460 459942480 467608188 495114552 529367760 550127280 551930976 584510235 618893190 623477584 635241312 660152736 689913720 701412282 779346980 794051640 825190920 919884960 935216376 990229104 1052118423 1058735520 1100254560 1169020470 1237786380 1246955168 1379827440 1402824564 1558693960 1588103280 1650381840 1753530705 1870432752 1980458208 2104236846 2338040940 2475572760 2759654880 2805649128 3117387920 3176206560 3300763680 3507061410 3740865504 4208473692 4676081880 4951145520 5260592115 5611298256 6234775840 7014122820 8416947384 9352163760 9902291040 10521184230 11222596512 14028245640 16833894768 18704327520 21042368460 28056491280 33667789536 42084736920 56112982560 84169473840 168338947680
• Sum of all divisors σ(n): 646946092800
• Sum of proper divisors (its aliquot sum) s(n): 478607145120
• 168338947680 is an abundant number, because the sum of its proper divisors (478607145120) is greater than itself. Its abundance is 310268197440

Bases of 168338947680

• Binary: 10011100110001110010000111111001100000₂
• Hexadecimal: 0x2731C87E60
• Base-36: 25C0NVC0

Squares and roots of 168338947680

• 168338947680 squared (168338947680²) is 28338001306009777382400
• 168338947680 cubed (168338947680³) is 4770389319208151584344280952832000
• The square root of 168338947680 is 410291.2961299569
• The cube root of 168338947680 is 5521.5566970599

Scales and comparisons

• 168,338,947,680 seconds is equal to 5,352 years, 34 weeks, 1 day, 10 hours, 48 minutes.
• To count from 1 to 168,338,947,680 would take you about ten thousand, seven hundred five 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 168338947680 cubic inches would be around 460.1 feet tall.

Recreational maths with 168338947680

• 168338947680 backwards is 086749833861
• The number of decimal digits it has is: 12
• The sum of 168338947680's digits is 63
• More coming soon!