138693971640

Names of 138693971640

• Cardinal: 138693971640 can be written as One hundred thirty-eight billion, six hundred ninety-three million, nine hundred seventy-one thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.3869397164 × 10¹¹

Factors of 138693971640

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 308

Divisors of 138693971640

• Number of divisors d(n): 1024
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 17 20 21 23 24 28 30 34 35 37 40 42 46 51 56 60 68 69 70 74 84 85 92 101 102 105 111 113 115 119 120 136 138 140 148 161 168 170 184 185 202 204 210 222 226 230 238 255 259 276 280 296 303 322 339 340 345 357 370 391 404 408 420 444 452 460 476 483 505 510 518 552 555 565 595 606 629 644 678 680 690 707 714 740 777 782 791 805 808 840 851 888 904 920 952 966 1010 1020 1036 1110 1130 1173 1190 1212 1258 1288 1295 1356 1380 1414 1428 1480 1515 1554 1564 1582 1610 1695 1702 1717 1785 1887 1921 1932 1955 2020 2040 2072 2121 2220 2260 2323 2346 2373 2380 2415 2424 2516 2553 2590 2599 2712 2737 2760 2828 2856 3030 3108 3128 3145 3164 3220 3390 3404 3434 3535 3570 3737 3774 3842 3864 3885 3910 3955 4040 4181 4242 4255 4403 4440 4520 4646 4692 4746 4760 4830 5032 5106 5151 5180 5198 5474 5656 5763 5865 5957 6060 6216 6290 6328 6440 6780 6808 6868 6969 7070 7140 7474 7548 7684 7770 7797 7820 7910 8211 8362 8484 8510 8585 8806 9292 9384 9435 9492 9605 9660 10212 10302 10360 10396 10605 10948 11211 11413 11526 11615 11730 11865 11914 12019 12120 12543 12580 12765 12995 13209 13447 13560 13685 13736 13938 14140 14280 14467 14948 15096 15368 15540 15594 15640 15820 16261 16422 16724 16968 17020 17170 17612 17871 18193 18584 18685 18870 18984 19210 19320 20424 20604 20792 20905 21210 21896 22015 22422 22826 23052 23230 23460 23730 23828 24038 25086 25160 25530 25755 25990 26159 26418 26894 27370 27876 28280 28815 28934 29267 29785 29896 31080 31188 31640 32522 32844 33448 34040 34239 34340 34845 35224 35742 36057 36386 37370 37740 38420 38985 39491 40341 41055 41208 41810 42420 43401 44030 44183 44844 45652 46104 46460 46920 47460 47656 48076 48783 50172 51060 51510 51980 52318 52836 53788 54579 54740 55752 56055 57065 57630 57868 58534 59570 60095 62376 62715 63529 65044 65688 66045 67235 68478 68680 69690 71077 71484 72114 72335 72772 74740 75480 76840 77970 78477 78982 79891 80682 81305 82110 83620 84840 85951 86802 87801 88060 88366 89355 89688 90965 91304 92920 94920 96152 96163 97566 100344 101269 102120 103020 103960 104636 105672 107576 109158 109480 112110 114130 115260 115736 117068 118473 119140 120190 125430 127058 130088 130795 132090 132549 134470 136956 139380 142154 142968 144228 144670 145544 146335 149480 155940 156954 157964 159782 161364 162610 164220 167240 171195 171902 173604 175602 176120 176732 178710 180285 181930 190587 192326 194021 195132 197455 201705 202538 206040 209272 213231 217005 218316 220915 224220 228260 230520 234136 236946 238280 239673 240380 243915 250860 254116 257853 261590 262499 264180 265098 268940 272895 273912 276437 278760 284308 288456 288489 289340 292670 303807 309281 311880 313908 315928 317645 319564 322728 325220 328440 342390 343804 347208 351204 353464 355385 357420 360570 363860 381174 384652 388042 390264 392385 394910 399455 403410 405076 422281 426462 429755 434010 436632 439005 441830 444703 448440 456520 473892 479346 480760 480815 487830 497539 501720 506345 508232 515706 523180 524998 528360 530196 537880 545790 552874 568616 576978 578680 582063 585340 592365 601657 607614 618562 627816 635290 639128 650440 662745 673141 684780 687608 702408 710770 714840 721140 727720 762348 769304 776084 784770 787497 789820 798910 806820 810152 829311 844562 852924 859510 868020 878010 883660 889406 927843 947784 952935 958692 961630 970105 975660 995078 1012690 1031412 1046360 1049996 1060392 1066155 1091580 1105748 1153956 1164126 1170680 1184730 1198365 1203314 1215228 1237124 1266843 1270580 1289265 1312495 1325490 1334109 1346282 1358147 1369560 1382185 1421540 1442280 1442445 1461167 1492617 1519035 1524696 1546405 1552168 1569540 1574994 1579640 1597820 1613640 1634771 1658622 1689124 1705848 1719020 1736040 1756020 1767320 1778812 1804971 1837493 1855686 1905870 1917384 1923260 1940210 1951320 1990156 2019423 2025380 2062824 2099992 2111405 2132310 2183160 2211496 2223515 2307912 2328252 2369460 2396730 2406628 2430456 2474248 2487695 2533686 2541160 2578530 2624990 2650980 2668218 2692564 2716294 2764370 2843080 2884890 2910315 2922334 2955967 2985234 3008285 3038070 3092810 3139080 3149988 3195640 3269542 3317244 3365705 3378248 3438040 3512040 3557624 3609942 3674986 3711372 3811740 3846520 3880420 3937485 3980312 4038846 4050760 4074441 4146555 4222810 4264620 4383501 4447030 4462483 4639215 4656504 4738920 4793460 4813256 4904313 4975390 5067372 5157060 5249980 5301960 5336436 5385128 5432588 5512479 5528740 5769780 5820630 5844668 5911934 5970468 6016570 6076140 6185620 6299976 6334215 6539084 6634488 6670545 6731410 6790735 7178777 7219884 7305835 7349972 7422744 7463085 7623480 7760840 7874970 8077692 8148882 8173855 8293110 8445620 8529240 8767002 8867901 8894060 8924966 9024855 9187465 9278430 9586920 9712463 9808626 9950780 10097115 10134744 10228169 10314120 10499960 10672872 10865176 11024958 11057480 11443397 11539560 11641260 11689336 11823868 11940936 12033140 12152280 12371240 12668430 13078168 13341090 13387449 13462820 13581470 14357554 14439768 14611670 14699944 14779835 14926170 15749940 16155384 16297764 16347710 16586220 16891240 17534004 17735802 17788120 17849932 18049710 18374930 18556860 19424926 19617252 19901560 20194230 20372205 20456338 21536331 21917505 22049916 22312415 22886794 23282520 23647736 24066280 24521565 25336860 26682180 26774898 26925640 27162940 27562395 28715108 29137389 29223340 29559670 29852340 30684507 31237381 31499880 32595528 32695420 33172440 34330191 35068008 35471604 35699864 35893885 36099420 36749860 37113720 38849852 39234504 40388460 40744410 40912676 43072662 43835010 44099832 44339505 44624830 45773588 48562315 49043130 50251439 50673720 51140845 53364360 53549796 54325880 55124790 57216985 57430216 58274778 58446680 59119340 59704680 61369014 62474762 65390840 66937245 67987241 68660382 70943208 71787770 72198840 73499720 77699704 80776920 81488820 81825352 86145324 87670020 88679010 89249660 91547176 93712143 97124630 98086260 100502878 102281690 107099592 107681655 110249580 114433970 116549556 118238680 122738028 124949524 133874490 135974482 137320764 143575540 145686945 150754317 153422535 156186905 162977640 165111871 171650955 172290648 175340040 177358020 178499320 187424286 194249260 196172520 201005756 203961723 204563380 215363310 220499160 228867940 233099112 245476056 249899048 251257195 267748980 271948964 274641528 287151080 291373890 301508634 306845070 312373810 330223742 339936205 343301910 354716040 374848572 388498520 402011512 407923446 409126760 430726620 457735880 468560715 495335613 502514390 535497960 543897928 582747780 603017268 613690140 624747620 660447484 679872410 686603820 749697144 753771585 815846892 825559355 861453240 937121430 990671226 1005028780 1019808615 1155783097 1165495560 1206034536 1227380280 1249495240 1320894968 1359744820 1373207640 1507543170 1631693784 1651118710 1874242860 1981342452 2010057560 2039617230 2311566194 2476678065 2719489640 3015086340 3302237420 3467349291 3748485720 3962684904 4079234460 4623132388 4953356130 5778915485 6030172680 6604474840 6934698582 8158468920 9246264776 9906712260 11557830970 13869397164 17336746455 19813424520 23115661940 27738794328 34673492910 46231323880 69346985820 138693971640
• Sum of all divisors σ(n): 549749514240
• Sum of proper divisors (its aliquot sum) s(n): 411055542600
• 138693971640 is an abundant number, because the sum of its proper divisors (411055542600) is greater than itself. Its abundance is 272361570960

Bases of 138693971640

• Binary: 10000001001010110011100000111010111000₂
• Hexadecimal: 0x204ACE0EB8
• Base-36: 1RPQT5FC

Squares and roots of 138693971640

• 138693971640 squared (138693971640²) is 19236017769277124289600
• 138693971640 cubed (138693971640³) is 2667919702958657539522537546944000
• The square root of 138693971640 is 372416.3955037425
• The cube root of 138693971640 is 5176.2970962235

Scales and comparisons

• 138,693,971,640 seconds is equal to 4,410 years, 2 weeks, 7 hours, 14 minutes.
• To count from 1 to 138,693,971,640 would take you about eight thousand, eight hundred twenty 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 138693971640 cubic inches would be around 431.4 feet tall.

Recreational maths with 138693971640

• 138693971640 backwards is 046179396831
• The number of decimal digits it has is: 12
• The sum of 138693971640's digits is 57
• More coming soon!