138668759040

Names of 138668759040

• Cardinal: 138668759040 can be written as One hundred thirty-eight billion, six hundred sixty-eight million, seven hundred fifty-nine thousand and forty.

Scientific notation

• Scientific notation: 1.3866875904 × 10¹¹

Factors of 138668759040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 93

Divisors of 138668759040

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 23 24 28 30 32 35 40 42 46 48 53 56 60 64 69 70 80 84 92 96 105 106 112 115 120 128 138 140 159 160 161 168 184 192 210 212 224 230 240 256 265 276 280 318 320 322 336 345 368 371 384 420 424 448 460 480 483 512 529 530 552 560 636 640 644 672 690 736 742 768 795 805 840 848 896 920 960 966 1024 1058 1060 1104 1113 1120 1219 1272 1280 1288 1344 1380 1472 1484 1536 1587 1590 1610 1680 1696 1792 1840 1855 1920 1932 2048 2116 2120 2208 2226 2240 2415 2438 2544 2560 2576 2645 2688 2760 2944 2968 3072 3174 3180 3220 3360 3392 3584 3657 3680 3703 3710 3840 3864 4232 4240 4416 4452 4480 4830 4876 5088 5120 5152 5290 5376 5520 5565 5888 5936 6095 6144 6348 6360 6440 6720 6784 7168 7314 7360 7406 7420 7680 7728 7935 8464 8480 8533 8832 8904 8960 9660 9752 10176 10240 10304 10580 10752 11040 11109 11130 11776 11872 12167 12190 12696 12720 12880 13440 13568 14336 14628 14720 14812 14840 15360 15456 15870 16928 16960 17066 17664 17808 17920 18285 18515 19320 19504 20352 20608 21160 21504 22080 22218 22260 23552 23744 24334 24380 25392 25440 25599 25760 26880 27136 28037 29256 29440 29624 29680 30720 30912 31740 33856 33920 34132 35328 35616 35840 36501 36570 37030 38640 39008 40704 41216 42320 42665 43008 44160 44436 44520 47104 47488 48668 48760 50784 50880 51198 51520 53760 54272 55545 56074 58512 58880 59248 59360 60835 61824 63480 67712 67840 68264 70656 71232 71680 73002 73140 74060 77280 78016 81408 82432 84111 84640 85169 85330 88320 88872 89040 94976 97336 97520 101568 101760 102396 103040 107520 108544 111090 112148 117024 117760 118496 118720 121670 123648 126960 127995 135424 135680 136528 140185 141312 142464 146004 146280 148120 154560 156032 162816 164864 168222 169280 170338 170660 176640 177744 178080 182505 189952 194672 195040 196259 203136 203520 204792 206080 215040 222180 224296 234048 235520 236992 237440 243340 247296 253920 255507 255990 270848 271360 273056 280370 284928 292008 292560 296240 309120 312064 325632 329728 336444 338560 340676 341320 353280 355488 356160 365010 379904 389344 390080 392518 406272 407040 409584 412160 420555 425845 444360 448592 468096 473984 474880 486680 494592 507840 511014 511980 541696 542720 546112 560740 569856 584016 585120 588777 592480 618240 624128 644851 672888 677120 681352 682640 706560 710976 712320 730020 759808 778688 780160 785036 812544 814080 819168 824320 841110 851690 888720 897184 936192 947968 949760 973360 981295 989184 1015680 1022028 1023960 1083392 1092224 1121480 1139712 1168032 1170240 1177554 1184960 1236480 1248256 1277535 1289702 1345776 1354240 1362704 1365280 1421952 1424640 1460040 1557376 1560320 1570072 1625088 1628160 1638336 1648640 1682220 1703380 1777440 1794368 1872384 1895936 1899520 1934553 1946720 1962590 2031360 2044056 2047920 2184448 2242960 2279424 2336064 2340480 2355108 2369920 2472960 2496512 2555070 2579404 2691552 2708480 2725408 2730560 2843904 2849280 2920080 2943885 3114752 3120640 3140144 3224255 3250176 3276672 3364440 3406760 3554880 3588736 3744768 3791872 3799040 3869106 3893440 3925180 4062720 4088112 4095840 4368896 4485920 4513957 4672128 4680960 4710216 4739840 4945920 5110140 5158808 5383104 5416960 5450816 5461120 5687808 5698560 5840160 5887770 6229504 6241280 6280288 6448510 6553344 6728880 6813520 7109760 7177472 7489536 7583744 7738212 7786880 7850360 8125440 8176224 8191680 8737792 8971840 9027914 9344256 9361920 9420432 9479680 9672765 10220280 10317616 10766208 10901632 10922240 11375616 11397120 11680320 11775540 12459008 12482560 12560576 12897020 13106688 13457760 13541871 13627040 14219520 14354944 15476424 15573760 15700720 16250880 16352448 16383360 17475584 17943680 18055828 18688512 18723840 18840864 18959360 19345530 20440560 20635232 21532416 21803264 21844480 22569785 22751232 23360640 23551080 24918016 25121152 25794040 26213376 26915520 27083742 27254080 28439040 28709888 30952848 31147520 31401440 32704896 32766720 35887360 36111656 37377024 37447680 37681728 37918720 38691060 40881120 41270464 43064832 43606528 43688960 45139570 46721280 47102160 50242304 51588080 52426752 53831040 54167484 54508160 56878080 57419776 61905696 62295040 62802880 65409792 65533440 67709355 71774720 72223312 74754048 75363456 77382120 81762240 82540928 86129664 87213056 87377920 90279140 93442560 94204320 100484608 103176160 107662080 108334968 109016320 113756160 123811392 124590080 125605760 130819584 131066880 135418710 143549440 144446624 150726912 154764240 163524480 165081856 172259328 174426112 180558280 186885120 188408640 200969216 206352320 215324160 216669936 218032640 247622784 251211520 261639168 262133760 270837420 287098880 288893248 301453824 309528480 327048960 330163712 361116560 373770240 376817280 401938432 412704640 430648320 433339872 436065280 495245568 502423040 523278336 541674840 577786496 602907648 619056960 654097920 660327424 722233120 753634560 825409280 861296640 866679744 872130560 990491136 1004846080 1083349680 1155572992 1205815296 1238113920 1308195840 1320654848 1444466240 1507269120 1650818560 1733359488 1980982272 2009692160 2166699360 2311145984 2476227840 2616391680 2888932480 3014538240 3301637120 3466718976 3961964544 4333398720 4622291968 4952455680 5777864960 6029076480 6603274240 6933437952 8666797440 9244583936 9904911360 11555729920 13866875904 17333594880 19809822720 23111459840 27733751808 34667189760 46222919680 69334379520 138668759040
• Sum of all divisors σ(n): 540052531200
• Sum of proper divisors (its aliquot sum) s(n): 401383772160
• 138668759040 is an abundant number, because the sum of its proper divisors (401383772160) is greater than itself. Its abundance is 262715013120

Bases of 138668759040

• Binary: 10000001001001010011010101100000000000₂
• Hexadecimal: 0x20494D5800
• Base-36: 1RPBSR9C

Squares and roots of 138668759040

• 138668759040 squared (138668759040²) is 19229024733693581721600
• 138668759040 cubed (138668759040³) is 2666464997370755452947098763264000
• The square root of 138668759040 is 372382.5439517809
• The cube root of 138668759040 is 5175.9834180451

Scales and comparisons

• 138,668,759,040 seconds is equal to 4,409 years, 12 weeks, 2 days, 11 hours, 44 minutes.
• To count from 1 to 138,668,759,040 would take you about eight thousand, eight 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 138668759040 cubic inches would be around 431.3 feet tall.

Recreational maths with 138668759040

• 138668759040 backwards is 040957866831
• The number of decimal digits it has is: 12
• The sum of 138668759040's digits is 57
• More coming soon!