138684323190

Names of 138684323190

• Cardinal: 138684323190 can be written as One hundred thirty-eight billion, six hundred eighty-four million, three hundred twenty-three thousand, one hundred ninety.

Scientific notation

• Scientific notation: 1.3868432319 × 10¹¹

Factors of 138684323190

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 881835

Divisors of 138684323190

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 30 35 42 49 70 98 105 107 147 210 214 245 294 321 490 535 642 735 749 1070 1470 1498 1605 2247 3210 3745 4494 5243 7490 10486 11235 15729 22470 26215 31458 52430 78645 157290 881711 1763422 2645133 4408555 5290266 6171977 8817110 12343954 13225665 18515931 26451330 30859885 37031862 43203839 61719770 86407678 92579655 94343077 129611517 185159310 188686154 216019195 259223034 283029231 432038390 471715385 566058462 648057585 660401539 943430770 1296115170 1320803078 1415146155 1981204617 2830292310 3302007695 3962409234 4622810773 6604015390 9245621546 9906023085 13868432319 19812046170 23114053865 27736864638 46228107730 69342161595 138684323190
• Sum of all divisors σ(n): 390802973184
• Sum of proper divisors (its aliquot sum) s(n): 252118649994
• 138684323190 is an abundant number, because the sum of its proper divisors (252118649994) is greater than itself. Its abundance is 113434326804

Bases of 138684323190

• Binary: 10000001001010001110101101010101110110₂
• Hexadecimal: 0x204A3AD576
• Base-36: 1RPL2CMU

Squares and roots of 138684323190

• 138684323190 squared (138684323190²) is 19233341498668371776100
• 138684323190 cubed (138684323190³) is 2667362948424963426027726717759000
• The square root of 138684323190 is 372403.4414314669
• The cube root of 138684323190 is 5176.1770612013

Scales and comparisons

• 138,684,323,190 seconds is equal to 4,409 years, 38 weeks, 15 hours, 6 minutes, 30 seconds.
• To count from 1 to 138,684,323,190 would take you about eight thousand, eight hundred nineteen 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 138684323190 cubic inches would be around 431.3 feet tall.

Recreational maths with 138684323190

• 138684323190 backwards is 091323486831
• The number of decimal digits it has is: 12
• The sum of 138684323190's digits is 48
• More coming soon!