138959243207450

Names of 138959243207450

• Cardinal: 138959243207450 can be written as One hundred thirty-eight trillion, nine hundred fifty-nine billion, two hundred forty-three million, two hundred seven thousand, four hundred fifty.

Scientific notation

• Scientific notation: 1.3895924320745 × 10¹⁴

Factors of 138959243207450

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1797

Divisors of 138959243207450

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 5 10 17 25 34 43 50 61 85 86 122 127 170 215 254 305 425 430 449 610 635 731 850 898 1037 1075 1093 1270 1462 1525 2074 2150 2159 2186 2245 2623 3050 3175 3655 4318 4490 5185 5246 5461 5465 6350 7310 7633 7747 10370 10795 10922 10930 11225 13115 15266 15494 18275 18581 19307 21590 22450 25925 26230 27305 27325 27389 36550 37162 38165 38614 38735 44591 46999 51850 53975 54610 54650 54778 57023 65575 66673 76330 77470 89182 92837 92905 93998 96535 107950 114046 131150 131699 133346 136525 136945 138811 185674 185810 190825 193070 193675 222955 234995 263398 273050 273890 277622 285115 328219 333121 333365 381650 387350 445910 464185 464525 465613 469990 482675 490757 570230 656438 658495 666242 666730 684725 694055 798983 928370 929050 931226 965350 969391 981514 1114775 1133441 1174975 1177727 1316990 1369450 1388110 1425575 1597966 1641095 1665605 1666825 1938782 2229550 2266882 2320925 2328065 2349950 2355454 2359787 2451989 2453785 2851150 2866939 3282190 3292475 3331210 3333650 3470275 3478403 3994915 4641850 4656130 4719574 4846955 4903978 4907570 5663057 5667205 5733878 5888635 5968873 6584950 6940550 6956806 7989830 8205475 8328025 8342869 8467471 9693910 11326114 11334410 11640325 11777270 11798935 11937746 12259945 12268925 14334695 16410950 16656050 16685738 16934942 17392015 19974575 20021359 21102551 23280650 23597870 24234775 24519890 24537850 28315285 28336025 28669390 29443175 29844365 29936177 34784030 39949150 40042718 41683813 41714345 42205102 42337355 48469550 48737963 56630570 56672050 58886350 58994675 59132851 59688730 59872354 61299725 62326139 71673475 83367626 83428690 84674710 86960075 97475926 100106795 101470841 105512755 117989350 118265702 122599450 124652278 141576425 143346950 143947007 149221825 149571329 149680885 173920150 200213590 202941682 208419065 208571725 211025510 211686775 243689815 283152850 287894014 295664255 298443650 299142658 299361770 311630695 358743367 364101253 416838130 417143450 423373550 487379630 500533975 507354205 508915009 527563775 591328510 623261390 717486734 719735035 728202506 747856645 748404425 1001067950 1014708410 1017830018 1042095325 1055127550 1059544363 1218449075 1287255611 1439470070 1478321275 1495713290 1496808850 1558153475 1793716835 1820506265 2084190650 2119088726 2436898150 2536771025 2542712593 2544575045 2574511222 2680023977 2956642550 3116306950 3587433670 3598675175 3641012530 3739283225 3801894479 5073542050 5085425186 5089150090 5297721815 5360047954 6189721301 6436278055 7197350350 7478566450 7603788958 8968584175 9102531325 10595443630 12379442602 12713562965 12722875225 12872556110 13400119885 17937168350 18205062650 19009472395 21883345387 25427125930 25445750450 26488609075 26800239770 30948606505 32181390275 38018944790 43766690774 45560407609 52977218150 61897213010 63567814825 64362780550 64632206143 67000599425 91120815218 95047361975 109416726935 127135629650 129264412286 134001198850 154743032525 163481462597 190094723950 218833453870 227802038045 309486065050 323161030715 326962925194 455604076090 547083634675 646322061430 817407312985 1094167269350 1139010190225 1615805153575 1634814625970 2278020380450 2779184864149 3231610307150 4087036564925 5558369728298 8174073129850 13895924320745 27791848641490 69479621603725 138959243207450
• Sum of all divisors σ(n): 287766096076800
• Sum of proper divisors (its aliquot sum) s(n): 148806852869350
• 138959243207450 is an abundant number, because the sum of its proper divisors (148806852869350) is greater than itself. Its abundance is 9847609661900

Bases of 138959243207450

• Binary: 11111100110000111111000010101000110001100011010₂
• Hexadecimal: 0x7E61F854631A
• Base-36: 1D98ZTL1CQ

Squares and roots of 138959243207450

• 138959243207450 squared (138959243207450²) is 19309671272787238963735502500
• 138959243207450 cubed (138959243207450³) is 2683257306651152532000502602651537493625000
• The square root of 138959243207450 is 11788097.5228172421
• The cube root of 138959243207450 is 51795.9512455259

Scales and comparisons

• 138,959,243,207,450 seconds is equal to 4,418,474 years, 5 weeks, 3 days, 3 hours, 50 minutes, 50 seconds.
• To count from 1 to 138,959,243,207,450 would take you about eleven million, forty-six thousand, one hundred eighty-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 138959243207450 cubic inches would be around 4316.3 feet tall.

Recreational maths with 138959243207450

• 138959243207450 backwards is 054702342959831
• The number of decimal digits it has is: 15
• The sum of 138959243207450's digits is 62
• More coming soon!