138239544818070

Names of 138239544818070

• Cardinal: 138239544818070 can be written as One hundred thirty-eight trillion, two hundred thirty-nine billion, five hundred forty-four million, eight hundred eighteen thousand and seventy.

Scientific notation

• Scientific notation: 1.3823954481807 × 10¹⁴

Factors of 138239544818070

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 919325

Divisors of 138239544818070

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 23 27 30 45 46 54 69 90 115 135 138 207 230 270 345 414 621 690 1035 1242 2070 3105 6210 24889 49778 74667 124445 149334 224001 248890 373335 448002 572447 672003 746670 894403 1120005 1144894 1344006 1717341 1788806 2240010 2683209 2862235 3360015 3434682 4472015 5152023 5366418 5724470 6720030 8049627 8586705 8944030 10304046 13416045 15456069 16099254 17173410 20571269 24148881 25760115 26832090 30912138 40248135 41142538 48297762 51520230 61713807 77280345 80496270 102856345 120744405 123427614 154560690 185141421 205712690 241488810 308569035 370282842 555424263 617138070 925707105 1110848526 1851414210 2777121315 5554242630 22260796267 44521592534 66782388801 111303981335 133564777602 200347166403 222607962670 333911944005 400694332806 511998314141 601041499209 667823888010 1001735832015 1023996628282 1202082998418 1535994942423 2003471664030 2559991570705 3005207496045 3071989884846 4607984827269 5119983141410 6010414992090 7679974712115 9215969654538 13823954481807 15359949424230 23039924136345 27647908963614 46079848272690 69119772409035 138239544818070
• Sum of all divisors σ(n): 384682444876800
• Sum of proper divisors (its aliquot sum) s(n): 246442900058730
• 138239544818070 is an abundant number, because the sum of its proper divisors (246442900058730) is greater than itself. Its abundance is 108203355240660

Bases of 138239544818070

• Binary: 11111011011101001100110111101100111100110010110₂
• Hexadecimal: 0x7DBA66F67996
• Base-36: 1D02DBQU1I

Squares and roots of 138239544818070

• 138239544818070 squared (138239544818070²) is 19110171751507184189398524900
• 138239544818070 cubed (138239544818070³) is 2641781444323492659821943886269896864943000
• The square root of 138239544818070 is 11757531.4083386569
• The cube root of 138239544818070 is 51706.3758095605

Scales and comparisons

• 138,239,544,818,070 seconds is equal to 4,395,589 years, 47 weeks, 6 days, 16 hours, 34 minutes, 30 seconds.
• To count from 1 to 138,239,544,818,070 would take you about ten million, nine hundred eighty-eight thousand, nine hundred seventy-four 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 138239544818070 cubic inches would be around 4308.9 feet tall.

Recreational maths with 138239544818070

• 138239544818070 backwards is 070818445932831
• The number of decimal digits it has is: 15
• The sum of 138239544818070's digits is 63
• More coming soon!