138684137850

Names of 138684137850

• Cardinal: 138684137850 can be written as One hundred thirty-eight billion, six hundred eighty-four million, one hundred thirty-seven thousand, eight hundred fifty.

Scientific notation

• Scientific notation: 1.3868413785 × 10¹¹

Factors of 138684137850

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2201

Divisors of 138684137850

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 19 25 27 29 30 38 45 50 54 57 58 75 81 87 90 95 114 135 145 150 162 171 174 190 225 261 270 285 290 342 405 435 450 475 513 522 551 570 675 725 783 810 841 855 870 950 1026 1102 1305 1350 1425 1450 1539 1566 1653 1682 1710 2025 2143 2175 2349 2523 2565 2610 2755 2850 3078 3306 3915 4050 4205 4275 4286 4350 4698 4959 5046 5130 5510 6429 6525 7569 7695 7830 8265 8410 8550 9918 10715 11745 12615 12825 12858 13050 13775 14877 15138 15390 15979 16530 19287 19575 21025 21430 22707 23490 24795 25230 25650 27550 29754 31958 32145 37845 38475 38574 39150 40717 41325 42050 44631 45414 47937 49590 53575 57861 58725 62147 63075 64290 68121 74385 75690 76950 79895 81434 82650 89262 95874 96435 107150 113535 115722 117450 122151 123975 124294 126150 136242 143811 148770 159790 160725 173583 186441 189225 192870 203585 223155 227070 239685 244302 247950 287622 289305 310735 321450 340605 347166 366453 371925 372882 378450 399475 407170 431433 446310 479370 482175 559323 567675 578610 610755 621470 681210 719055 732906 743850 798950 862866 867915 932205 964350 1017925 1099359 1115775 1118646 1135350 1180793 1198425 1221510 1294299 1438110 1446525 1553675 1677969 1703025 1735830 1802263 1832265 1864410 2035850 2157165 2198718 2231550 2361586 2396850 2588598 2796615 2893050 3053775 3107350 3298077 3355938 3406050 3542379 3595275 3604526 3664530 4314330 4339575 4661025 5033907 5406789 5496795 5593230 5903965 6107550 6471495 6596154 7084758 7190550 8389845 8679150 9011315 9161325 9322050 10067814 10627137 10785825 10813578 10993590 11807930 12942990 13983075 16220367 16490385 16779690 17711895 18022630 18322650 21254274 21571650 25169535 27033945 27483975 27966150 29519825 31881411 32357475 32440734 32980770 34242997 35423790 41949225 45056575 48661101 50339070 53135685 54067890 54967950 59039650 63762822 64714950 68485994 81101835 82451925 83898450 88559475 90113150 95644233 97322202 102728991 106271370 125847675 135169725 145983303 159407055 162203670 164903850 171214985 177118950 191288466 205457982 243305505 251695350 265678425 270339450 291966606 308186973 318814110 342429970 405509175 478221165 486611010 513644955 531356850 616373946 729916515 797035275 811018350 856074925 924560919 956442330 1027289910 1216527525 1459833030 1540934865 1594070550 1712149850 1849121838 2391105825 2433055050 2568224775 2773682757 3081869730 3649582575 4622804595 4782211650 5136449550 5547365514 7299165150 7704674325 9245609190 13868413785 15409348650 23114022975 27736827570 46228045950 69342068925 138684137850
• Sum of all divisors σ(n): 420282445440
• Sum of proper divisors (its aliquot sum) s(n): 281598307590
• 138684137850 is an abundant number, because the sum of its proper divisors (281598307590) is greater than itself. Its abundance is 142914169740

Bases of 138684137850

• Binary: 10000001001010001110000000000101111010₂
• Hexadecimal: 0x204A38017A
• Base-36: 1RPKYDMI

Squares and roots of 138684137850

• 138684137850 squared (138684137850²) is 19233290091197802622500
• 138684137850 cubed (138684137850³) is 2667352254316715130515881511625000
• The square root of 138684137850 is 372403.1925883557
• The cube root of 138684137850 is 5176.1747553577

Scales and comparisons

• 138,684,137,850 seconds is equal to 4,409 years, 37 weeks, 5 days, 11 hours, 37 minutes, 30 seconds.
• To count from 1 to 138,684,137,850 would take you about eight thousand, eight hundred nineteen 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 138684137850 cubic inches would be around 431.3 feet tall.

Recreational maths with 138684137850

• 138684137850 backwards is 058731486831
• 138684137850 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138684137850's digits is 54
• More coming soon!