138782671384

Names of 138782671384

• Cardinal: 138782671384 can be written as One hundred thirty-eight billion, seven hundred eighty-two million, six hundred seventy-one thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 1.38782671384 × 10¹¹

Factors of 138782671384

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 133

Divisors of 138782671384

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 8 14 17 28 34 49 56 68 98 107 119 136 196 214 238 289 392 428 476 578 749 833 856 952 1156 1498 1666 1819 2023 2312 2996 3332 3638 4046 5243 5992 6664 7276 8092 10486 11449 12733 14161 14552 16184 20972 22898 25466 28322 30923 41944 45796 50932 56644 61846 80143 89131 91592 101864 113288 123692 160286 178262 194633 216461 247384 320572 356524 389266 432922 561001 641144 713048 778532 865844 1122002 1225043 1362431 1515227 1557064 1731688 2244004 2450086 2724862 3030454 3308761 4488008 4900172 5449724 6060908 6617522 8575301 9537017 9800344 10899448 12121816 13235044 17150602 19074034 20825731 23161327 26470088 34301204 38148068 41651462 46322654 60027107 68602408 76296136 83302924 92645308 120054214 145780117 162129289 166605848 185290616 240108428 291560234 324258578 354037427 480216856 583120468 648517156 708074854 1020460819 1166240936 1297034312 1416149708 2040921638 2478261989 2832299416 4081843276 4956523978 8163686552 9913047956 17347833923 19826095912 34695667846 69391335692 138782671384
• Sum of all divisors σ(n): 324588951000
• Sum of proper divisors (its aliquot sum) s(n): 185806279616
• 138782671384 is an abundant number, because the sum of its proper divisors (185806279616) is greater than itself. Its abundance is 47023608232

Bases of 138782671384

• Binary: 10000001010000000101111000001000011000₂
• Hexadecimal: 0x2050178218
• Base-36: 1RR7MAL4

Squares and roots of 138782671384

• 138782671384 squared (138782671384²) is 19260629876479332475456
• 138782671384 cubed (138782671384³) is 2673041666796283709808889293551104
• The square root of 138782671384 is 372535.4632568555
• The cube root of 138782671384 is 5177.4003366375

Scales and comparisons

• 138,782,671,384 seconds is equal to 4,412 years, 44 weeks, 4 days, 22 hours, 3 minutes, 4 seconds.
• To count from 1 to 138,782,671,384 would take you about eight thousand, eight hundred twenty-five 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 138782671384 cubic inches would be around 431.5 feet tall.

Recreational maths with 138782671384

• 138782671384 backwards is 483176287831
• The number of decimal digits it has is: 12
• The sum of 138782671384's digits is 58
• More coming soon!