138567385242

Names of 138567385242

• Cardinal: 138567385242 can be written as One hundred thirty-eight billion, five hundred sixty-seven million, three hundred eighty-five thousand, two hundred forty-two.

Scientific notation

• Scientific notation: 1.38567385242 × 10¹¹

Factors of 138567385242

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4656

Divisors of 138567385242

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 9 11 13 18 22 26 29 33 37 39 58 66 74 78 87 99 111 117 121 143 174 198 222 234 242 261 286 319 333 363 377 407 429 481 522 638 666 726 754 814 858 957 962 1073 1089 1131 1221 1287 1443 1573 1914 2146 2178 2262 2442 2574 2871 2886 3146 3219 3393 3509 3663 4147 4329 4477 4561 4719 5291 5742 6438 6786 7018 7326 8294 8658 8954 9122 9438 9657 10527 10582 11803 12441 13431 13683 13949 14157 15873 19314 21054 23606 24882 26862 27366 27898 28314 31581 31746 35409 37323 40293 41049 41847 45617 47619 50171 58201 59293 63162 70818 74646 80586 82098 83694 91234 95238 100342 106227 116402 118586 125541 129833 132269 136851 150513 153439 168757 174603 177879 212454 251082 259666 264538 273702 301026 306878 337514 349206 355758 389499 396807 410553 451539 460317 506271 523809 533637 551881 652223 778998 793614 821106 903078 920634 1012542 1047618 1067274 1103762 1168497 1190421 1304446 1380951 1454959 1518813 1655643 1687829 1719497 1856327 1956669 2193841 2336994 2380842 2761902 2909918 3037626 3311286 3375658 3438994 3712654 3913338 4364877 4387682 4893953 4966929 5063487 5158491 5568981 5870007 6581523 7174453 8729754 9787906 9933858 10126974 10316982 11137962 11740014 13094631 13163046 14348906 14681859 15190461 15475473 16004549 16706943 18914467 19744569 20419597 21523359 24132251 26189262 29363718 30380922 30950946 32009098 33413886 37828934 39489138 40839194 43046718 44045577 48013647 48264502 53833483 56743401 61258791 63621389 64570077 72396753 88091154 96027294 107666966 113486802 122517582 127242778 129140154 144040941 144793506 161500449 170230203 183776373 190864167 208059137 217190259 265454761 288081882 323000898 340460406 367552746 381728334 416118274 434380518 484501347 530909522 572592501 592168313 624177411 699835279 796364283 969002694 1145185002 1184336626 1248354822 1399670558 1592728566 1776504939 1872532233 2099505837 2389092849 3553009878 3745064466 4199011674 4778185698 5329514817 6298517511 7698188069 10659029634 12597035022 15396376138 23094564207 46189128414 69283692621 138567385242
• Sum of all divisors σ(n): 377662980240
• Sum of proper divisors (its aliquot sum) s(n): 239095594998
• 138567385242 is an abundant number, because the sum of its proper divisors (239095594998) is greater than itself. Its abundance is 100528209756

Bases of 138567385242

• Binary: 10000001000011010000101000000010011010₂
• Hexadecimal: 0x204342809A
• Base-36: 1RNNFYQI

Squares and roots of 138567385242

• 138567385242 squared (138567385242²) is 19200920252804839398564
• 138567385242 cubed (138567385242³) is 2660621313671328211982757369592488
• The square root of 138567385242 is 372246.4039342757
• The cube root of 138567385242 is 5174.7218096485

Scales and comparisons

• 138,567,385,242 seconds is equal to 4,406 years, 5 days, 4 hours, 20 minutes, 42 seconds.
• To count from 1 to 138,567,385,242 would take you about eight thousand, eight hundred twelve 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 138567385242 cubic inches would be around 431.2 feet tall.

Recreational maths with 138567385242

• 138567385242 backwards is 242583765831
• The number of decimal digits it has is: 12
• The sum of 138567385242's digits is 54
• More coming soon!