138021349752

Names of 138021349752

• Cardinal: 138021349752 can be written as One hundred thirty-eight billion, twenty-one million, three hundred forty-nine thousand, seven hundred fifty-two.

Scientific notation

• Scientific notation: 1.38021349752 × 10¹¹

Factors of 138021349752

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 42081

Divisors of 138021349752

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 13 18 22 24 26 29 33 36 39 44 52 58 66 72 78 87 88 99 104 116 117 121 132 143 156 174 198 232 234 242 261 264 286 312 319 348 363 377 396 429 468 484 522 572 638 696 726 754 792 858 936 957 968 1044 1089 1131 1144 1276 1287 1452 1508 1573 1716 1914 2088 2178 2262 2552 2574 2871 2904 3016 3146 3393 3432 3509 3828 4147 4356 4524 4719 5148 5742 6292 6786 7018 7656 8294 8712 9048 9438 10296 10527 11484 12441 12584 13572 14036 14157 16588 18876 21054 22968 24882 27144 28072 28314 31581 33176 37323 37752 42023 42108 45617 49764 56628 63162 74646 84046 84216 91234 99528 113256 126069 126324 136851 149292 168092 182468 252138 252648 273702 298584 336184 364936 378207 410553 462253 504276 546299 547404 756414 821106 924506 1008552 1092598 1094808 1218667 1386759 1512828 1638897 1642212 1849012 2185196 2437334 2773518 3025656 3277794 3284424 3656001 3698024 4160277 4370392 4874668 4916691 5084783 5547036 6009289 6555588 7312002 8320554 9749336 9833382 10169566 10968003 11094072 12018578 13111176 13405337 14624004 15254349 15842671 16641108 18027867 19666764 20339132 21936006 24037156 26810674 29248008 30508698 31685342 33282216 36055734 39333528 40216011 40678264 43872012 45763047 47528013 48074312 53621348 54083601 61017396 63370684 66102179 72111468 80432022 87744024 91526094 95056026 107242696 108167202 120648033 122034792 126741368 132204358 142584039 144222936 147458707 160864044 174269381 183052188 190112052 198306537 216334404 241296066 264408716 285168078 294917414 321728088 348538762 366104376 380224104 396613074 432668808 442376121 482592132 522808143 528817432 570336156 589834828 594919611 697077524 793226148 884752242 965184264 1045616286 1140672312 1179669656 1189839222 1327128363 1394155048 1568424429 1586452296 1769504484 1916963191 2091232572 2379678444 2654256726 3136848858 3539008968 3833926382 4182465144 4759356888 5308513452 5750889573 6273697716 7667852764 10617026904 11501779146 12547395432 15335705528 17252668719 23003558292 34505337438 46007116584 69010674876 138021349752
• Sum of all divisors σ(n): 457754824800
• Sum of proper divisors (its aliquot sum) s(n): 319733475048
• 138021349752 is an abundant number, because the sum of its proper divisors (319733475048) is greater than itself. Its abundance is 181712125296

Bases of 138021349752

• Binary: 10000000100010101101101010100101111000₂
• Hexadecimal: 0x2022B6A978
• Base-36: 1REMCJ20

Squares and roots of 138021349752

• 138021349752 squared (138021349752²) is 19049892987363910461504
• 138021349752 cubed (138021349752³) is 2629291942747126402309655315947008
• The square root of 138021349752 is 371512.2471090287
• The cube root of 138021349752 is 5167.9157314479

Scales and comparisons

• 138,021,349,752 seconds is equal to 4,388 years, 33 weeks, 6 days, 7 hours, 49 minutes, 12 seconds.
• To count from 1 to 138,021,349,752 would take you about eight thousand, seven hundred seventy-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 138021349752 cubic inches would be around 430.7 feet tall.

Recreational maths with 138021349752

• 138021349752 backwards is 257943120831
• The number of decimal digits it has is: 12
• The sum of 138021349752's digits is 45
• More coming soon!