138107239400

Names of 138107239400

• Cardinal: 138107239400 can be written as One hundred thirty-eight billion, one hundred seven million, two hundred thirty-nine thousand, four hundred.

Scientific notation

• Scientific notation: 1.381072394 × 10¹¹

Factors of 138107239400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 140946

Divisors of 138107239400

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 13 20 25 26 29 40 50 52 58 65 100 104 116 130 145 169 200 232 260 290 325 338 377 520 580 650 676 725 754 845 1160 1300 1352 1450 1508 1690 1885 2600 2900 3016 3380 3770 4225 4901 5800 6760 7540 8450 9425 9802 15080 16900 18850 19604 24505 33800 37700 39208 49010 75400 98020 122525 140897 196040 245050 281794 490100 563588 704485 980200 1127176 1408970 1831661 2817940 3522425 3663322 4086013 5635880 7044850 7326644 8172026 9158305 14089700 14653288 16344052 18316610 20430065 23811593 28179400 32688104 36633220 40860130 45791525 47623186 53118169 73266440 81720260 91583050 95246372 102150325 106236338 119057965 163440520 183166100 190492744 204300650 212472676 238115930 265590845 366332200 408601300 424945352 476231860 531181690 595289825 690536197 817202600 952463720 1062363380 1190579650 1327954225 1381072394 2124726760 2381159300 2655908450 2762144788 3452680985 4762318600 5311816900 5524289576 6905361970 10623633800 13810723940 17263404925 27621447880 34526809850 69053619700 138107239400
• Sum of all divisors σ(n): 359691459300
• Sum of proper divisors (its aliquot sum) s(n): 221584219900
• 138107239400 is an abundant number, because the sum of its proper divisors (221584219900) is greater than itself. Its abundance is 83476980500

Bases of 138107239400

• Binary: 10000000100111110101010011101111101000₂
• Hexadecimal: 0x2027D53BE8
• Base-36: 1RG1HFXK

Squares and roots of 138107239400

• 138107239400 squared (138107239400²) is 19073609574688912360000
• 138107239400 cubed (138107239400³) is 2634203563753693799828138984000000
• The square root of 138107239400 is 371627.8237699647
• The cube root of 138107239400 is 5168.9874941939

Scales and comparisons

• 138,107,239,400 seconds is equal to 4,391 years, 19 weeks, 6 days, 10 hours, 3 minutes, 20 seconds.
• To count from 1 to 138,107,239,400 would take you about eight thousand, seven hundred eighty-two 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 138107239400 cubic inches would be around 430.7 feet tall.

Recreational maths with 138107239400

• 138107239400 backwards is 004932701831
• The number of decimal digits it has is: 12
• The sum of 138107239400's digits is 38
• More coming soon!