138408905478675

Names of 138408905478675

• Cardinal: 138408905478675 can be written as One hundred thirty-eight trillion, four hundred eight billion, nine hundred five million, four hundred seventy-eight thousand, six hundred seventy-five.

Scientific notation

• Scientific notation: 1.38408905478675 × 10¹⁴

Factors of 138408905478675

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 377

Divisors of 138408905478675

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 5 13 15 17 25 29 39 51 65 71 75 85 87 145 195 213 221 239 255 325 355 377 425 435 493 663 717 725 923 975 1065 1105 1131 1195 1207 1275 1479 1775 1885 2059 2175 2465 2769 3107 3315 3585 3621 4063 4615 5041 5325 5525 5655 5975 6035 6177 6409 6931 7395 9321 9425 10295 12189 12325 13845 15123 15535 15691 16575 16969 17925 18105 19227 20315 20793 23075 25205 26767 28275 30175 30885 32045 34655 35003 36975 46605 47073 50907 51475 52819 57121 60945 65533 69225 75615 77675 78455 80301 84845 85697 90103 90525 96135 101575 103965 105009 117827 126025 133835 146189 154425 158457 160225 171363 173275 175015 196599 220597 233025 235365 254535 257091 264095 270309 285605 288473 304725 327665 353481 378075 392275 401505 424225 428485 438567 450515 455039 480675 492101 519825 525045 589135 661791 669175 730945 742573 792285 856815 865419 875075 971057 982995 1102985 1114061 1176825 1204799 1272675 1285455 1320475 1351545 1365117 1428025 1442365 1476303 1531751 1638325 1656509 1767405 1900457 2007525 2142425 2192835 2227719 2252575 2275195 2460505 2485213 2625225 2913171 2945675 3308955 3342183 3614397 3654725 3712865 3750149 3961425 4055591 4284075 4327095 4595253 4855285 4914975 4969527 5514925 5570305 5701371 6023995 6397313 6427275 6757725 6825585 7211825 7381515 7455639 7658755 8282545 8365717 8837025 9502285 10964175 11138595 11250447 11375975 12166773 12302525 12426065 12623741 14565855 15662387 16544775 16710915 18071985 18564325 18750745 19191939 20277955 20481583 21534617 21635475 22976265 24276425 24847635 25097151 27851525 28160653 28506855 30119975 31986565 32307769 34127925 34939171 36907575 37278195 37871223 38293775 41412725 41828585 46987161 47511425 52722683 55692975 56252235 60833865 61444749 62130325 63118705 64603851 68945047 72829275 78311935 83554575 84481959 90359925 93753725 95959695 96923307 101389775 102407915 104817513 107673085 108754321 114881325 117612139 124238175 125485755 140803265 142534275 158168049 159932825 161538845 174695855 186390975 189356115 206835141 209142925 234935805 263613415 266260579 281261175 287946961 304169325 307223745 315593525 323019255 326262963 344725235 352836417 366088489 391559675 422409795 454209223 479798475 484616535 512039575 524087565 538365425 543771605 588060695 593965907 627428775 704016325 790840245 798781737 807694225 863840883 873479275 896285611 946780575 1034175705 1098265467 1174679025 1318067075 1331302895 1362627669 1439734805 1528957807 1536118725 1615096275 1631314815 1723626175 1764182085 1781897721 1830442445 1999406363 2112048975 2271046115 2423082675 2620437825 2688856833 2718858025 2940303475 2969829535 3743310493 3954201225 3993908685 4319204415 4481428055 4586873421 4895098337 5170878525 5491327335 5998219089 6656514475 6813138345 7198674025 7644789035 7721556791 8156574075 8350461869 8820910425 8909488605 9152212225 9997031815 11229931479 11355230575 13444284165 14685295011 14849147675 18716552465 19969543425 21596022075 22407140275 22934367105 23164670373 24475491685 25051385607 25992282719 27456636675 29991095445 34065691725 38223945175 38607783955 41752309345 44547443025 49985159075 56149657395 63636278381 67221420825 73426475055 77976848157 93582762325 108556004297 114671835525 115823351865 122377458425 125256928035 129961413595 141957851773 149955477225 190908835143 193038919775 208761546725 280748286975 318181391905 325668012891 367132375275 389884240785 425873555319 542780021485 579116759325 626284640175 649807067975 709789258865 954544175715 1590906959525 1628340064455 1845452073049 1949421203925 2129367776595 2713900107425 3548946294325 4772720878575 5536356219147 8141700322275 9227260365245 10646838882975 27681781095735 46136301826225 138408905478675
• Sum of all divisors σ(n): 274938771229920
• Sum of proper divisors (its aliquot sum) s(n): 136529865751245
• 138408905478675 is a deficient number, because the sum of its proper divisors (136529865751245) is less than itself. Its deficiency is 1879039727430

Bases of 138408905478675

• Binary: 11111011110000111010101101001010001001000010011₂
• Hexadecimal: 0x7DE1D5A51213
• Base-36: 1D2868PK43

Squares and roots of 138408905478675

• 138408905478675 squared (138408905478675²) is 19157025115804790430879755625
• 138408905478675 cubed (138408905478675³) is 2651502878506028234600403222225207648796875
• The square root of 138408905478675 is 11764731.4239924321
• The cube root of 138408905478675 is 51727.4827758751

Scales and comparisons

• 138,408,905,478,675 seconds is equal to 4,400,975 years, 3 weeks, 3 days, 12 hours, 31 minutes, 15 seconds.
• To count from 1 to 138,408,905,478,675 would take you about eleven million, two thousand, four hundred thirty-seven 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 138408905478675 cubic inches would be around 4310.6 feet tall.

Recreational maths with 138408905478675

• 138408905478675 backwards is 576874509804831
• 138408905478675 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138408905478675's digits is 75
• More coming soon!