155438082721792

Names of 155438082721792

• Cardinal: 155438082721792 can be written as One hundred fifty-five trillion, four hundred thirty-eight billion, eighty-two million, seven hundred twenty-one thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 1.55438082721792 × 10¹⁴

Factors of 155438082721792

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1106

Divisors of 155438082721792

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 8 13 16 26 32 41 52 64 82 104 128 164 169 208 256 328 338 416 433 512 533 617 656 676 832 866 1024 1066 1234 1312 1352 1664 1681 1732 2048 2132 2468 2624 2704 3328 3362 3464 4264 4936 5248 5408 5629 6656 6724 6928 6929 8021 8528 9872 10496 10816 11258 13312 13448 13856 13858 16042 17056 17753 19744 20992 21632 21853 22516 25297 26624 26896 27712 27716 32084 34112 35506 39488 41984 43264 43706 45032 50594 53792 55424 55432 64168 68224 71012 73177 78976 83968 86528 87412 90064 101188 104273 107584 110848 110864 128336 136448 142024 146354 157952 173056 174824 180128 202376 208546 215168 221696 221728 230789 256672 267161 272896 284048 284089 292708 315904 328861 346112 349648 360256 404752 417092 430336 443392 443456 461578 513344 534322 545792 568096 568178 585416 631808 657722 699296 720512 727873 809504 834184 860672 886784 886912 923156 1026688 1037177 1068644 1091584 1136192 1136356 1170832 1263616 1315444 1398592 1441024 1455746 1619008 1668368 1721344 1773824 1846312 2053376 2074354 2137288 2272384 2272712 2341664 2630888 2797184 2882048 2911492 3000257 3238016 3336736 3442688 3473093 3547648 3692624 4106752 4148708 4274576 4275193 4544768 4545424 4683328 5261776 5594368 5764096 5822984 6000514 6476032 6673472 6946186 7095296 7385248 8213504 8297416 8549152 8550386 9089536 9090848 9366656 9462349 10523552 10953601 11188736 11528192 11645968 12001028 12952064 13346944 13483301 13892372 14190592 14770496 16427008 16594832 17098304 17100772 18179072 18181696 18733312 18924698 21047104 21907202 22377472 23291936 24002056 25904128 26693888 26966602 27784744 29540992 33189664 34196608 34201544 36358144 36363392 37466624 37849396 42094208 43814404 44754944 45150209 46583872 48004112 51808256 53387776 53933204 55569488 59081984 66379328 68393216 68403088 72726784 74933248 75698792 84188416 87628808 90300418 93167744 96008224 106775552 107866408 111138976 118163968 123010537 132758656 136786432 136806176 142396813 145453568 149866496 151397584 168376832 175257616 175282913 180600836 186335488 192016448 213551104 215732816 222277952 236327936 246021074 265517312 273572864 273612352 284793626 290907136 302795168 336753664 350515232 350565826 361201672 372670976 384032896 431465632 444555904 449097641 472655872 492042148 531034624 547145728 547224704 569587252 581814272 605590336 673507328 701030464 701131652 722403344 745341952 768065792 862931264 889111808 898195282 984084296 1062069248 1094449408 1139174504 1211180672 1402060928 1402263304 1444806688 1490683904 1536131584 1725862528 1778223616 1796390564 1851158569 1968168592 2124138496 2188898816 2278349008 2422361344 2804121856 2804526608 2889613376 3072263168 3451725056 3556447232 3592781128 3702317138 3936337184 4377797632 4556698016 4844722688 5608243712 5609053216 5779226752 5838269333 6144526336 6903450112 7112894464 7185562256 7404634276 7872674368 8755595264 9113396032 9689445376 11216487424 11218106432 11558453504 11676538666 13806900224 14371124512 14809268552 15745348736 18226792064 19378890752 22432974848 22436212864 23116907008 23353077332 27613800448 28742249024 29618537104 31490697472 36453584128 44872425728 46233814016 46706154664 57484498048 59237074208 62981394944 72907168256 75897501329 89744851456 92467628032 93412309328 114968996096 118474148416 125962789888 145814336512 151795002658 179489702912 186824618656 229937992192 236948296832 251925579776 291628673024 303590005316 358979405824 373649237312 459875984384 473896593664 607180010632 747298474624 919751968768 947793187328 1214360021264 1494596949248 1895586374656 2428720042528 2989193898496 3791172749312 4857440085056 5978387796992 9714880170112 11956775593984 19429760340224 38859520680448 77719041360896 155438082721792
• Sum of all divisors σ(n): 346312747495260
• Sum of proper divisors (its aliquot sum) s(n): 190874664773468
• 155438082721792 is an abundant number, because the sum of its proper divisors (190874664773468) is greater than itself. Its abundance is 35436582051676

Bases of 155438082721792

• Binary: 100011010101111010111111101101001000100000000000₂
• Hexadecimal: 0x8D5EBFB48800
• Base-36: 1J3J9P5RLS

Squares and roots of 155438082721792

• 155438082721792 squared (155438082721792²) is 24160997560226652686871691264
• 155438082721792 cubed (155438082721792³) is 3755539137407525129918598366334807428825088
• The square root of 155438082721792 is 12467481.0094819073
• The cube root of 155438082721792 is 53767.4133127649

Scales and comparisons

• 155,438,082,721,792 seconds is equal to 4,942,450 years, 11 weeks, 6 days, 8 hours, 29 minutes, 52 seconds.
• To count from 1 to 155,438,082,721,792 would take you about twelve million, three hundred fifty-six thousand, one hundred twenty-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 155438082721792 cubic inches would be around 4480.6 feet tall.

Recreational maths with 155438082721792

• 155438082721792 backwards is 297127280834551
• 155438082721792 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 155438082721792's digits is 64
• More coming soon!