138298813531830

Names of 138298813531830

• Cardinal: 138298813531830 can be written as One hundred thirty-eight trillion, two hundred ninety-eight billion, eight hundred thirteen million, five hundred thirty-one thousand, eight hundred thirty.

Scientific notation

• Scientific notation: 1.3829881353183 × 10¹⁴

Factors of 138298813531830

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 579360

Divisors of 138298813531830

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 63 70 90 105 126 151 210 302 315 453 630 755 906 1057 1359 1510 2114 2265 2521 2718 3171 4530 5042 5285 6342 6795 7563 9513 10570 12605 13590 15126 15855 17647 19026 22689 25210 31710 35294 37815 45378 47565 52941 75630 88235 95130 105882 113445 158823 176470 226890 264705 317646 380671 529410 576671 761342 794115 1142013 1153342 1588230 1730013 1903355 2284026 2664697 2883355 3426039 3460026 3806710 4036697 5190039 5329394 5710065 5766710 6852078 7994091 8073394 8650065 10380078 11420130 12110091 13323485 15988182 17130195 17300130 20183485 23982273 24220182 25950195 26646970 34260390 36330273 39970455 40366970 47964546 51900390 60550455 72660546 79940910 87077321 119911365 121100910 174154642 181651365 239822730 261231963 363302730 435386605 522463926 609541247 783695889 870773210 1219082494 1306159815 1453787591 1567391778 1828623741 2612319630 2907575182 3047706235 3657247482 3918479445 4361362773 5485871223 6095412470 7268937955 7836958890 8722725546 9143118705 10176513137 10971742446 13084088319 14537875910 18286237410 20353026274 21806813865 26168176638 27429356115 30529539411 43613627730 50882565685 54858712230 61059078822 65420441595 91588618233 101765131370 130840883190 152647697055 183177236466 219521926241 305295394110 439043852482 457943091165 658565778723 915886182330 1097609631205 1317131557446 1536653483687 1975697336169 2195219262410 3073306967374 3292828893615 3951394672338 4609960451061 6585657787230 7683267418435 9219920902122 9878486680845 13829881353183 15366534836870 19756973361690 23049802255305 27659762706366 46099604510610 69149406765915 138298813531830
• Sum of all divisors σ(n): 413831342186496
• Sum of proper divisors (its aliquot sum) s(n): 275532528654666
• 138298813531830 is an abundant number, because the sum of its proper divisors (275532528654666) is greater than itself. Its abundance is 137233715122836

Bases of 138298813531830

• Binary: 11111011100100000110011101001110100011010110110₂
• Hexadecimal: 0x7DC833A746B6
• Base-36: 1D0TLIT29I

Squares and roots of 138298813531830

• 138298813531830 squared (138298813531830²) is 19126561824311884718423148900
• 138298813531830 cubed (138298813531830³) is 2645180807245527573374550374391238979487000
• The square root of 138298813531830 is 11760051.5956278865
• The cube root of 138298813531830 is 51713.7642707243

Scales and comparisons

• 138,298,813,531,830 seconds is equal to 4,397,474 years, 25 weeks, 1 day, 4 hours, 10 minutes, 30 seconds.
• To count from 1 to 138,298,813,531,830 would take you about ten million, nine hundred ninety-three thousand, six hundred eighty-six 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 138298813531830 cubic inches would be around 4309.5 feet tall.

Recreational maths with 138298813531830

• 138298813531830 backwards is 038135318892831
• 138298813531830 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138298813531830's digits is 63
• More coming soon!