138185375152

Names of 138185375152

• Cardinal: 138185375152 can be written as One hundred thirty-eight billion, one hundred eighty-five million, three hundred seventy-five thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 1.38185375152 × 10¹¹

Factors of 138185375152

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 58436

Divisors of 138185375152

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 8 11 16 22 44 88 103 131 176 206 262 412 524 824 1048 1133 1441 1648 2096 2266 2882 4532 5764 9064 11528 13493 18128 23056 26986 53972 58189 107944 116378 148423 215888 232756 296846 465512 593692 640079 931024 1187384 1280158 2374768 2560316 5120632 5993467 7622759 10241264 11986934 15245518 23973868 30491036 47947736 60982072 65928137 83850349 95895472 121964144 131856274 167700698 263712548 335401396 527425096 670802792 785144177 1054850192 1341605584 1570288354 3140576708 6281153416 8636585947 12562306832 17273171894 34546343788 69092687576 138185375152
• Sum of all divisors σ(n): 297165623040
• Sum of proper divisors (its aliquot sum) s(n): 158980247888
• 138185375152 is an abundant number, because the sum of its proper divisors (158980247888) is greater than itself. Its abundance is 20794872736

Bases of 138185375152

• Binary: 10000000101100011111010111110110110000₂
• Hexadecimal: 0x202C7D7DB0
• Base-36: 1RHC05V4

Squares and roots of 138185375152

• 138185375152 squared (138185375152²) is 19095197905898979023104
• 138185375152 cubed (138185375152³) is 2638677086228335210121404715511808
• The square root of 138185375152 is 371732.9352532541
• The cube root of 138185375152 is 5169.9621150357

Scales and comparisons

• 138,185,375,152 seconds is equal to 4,393 years, 45 weeks, 18 hours, 25 minutes, 52 seconds.
• To count from 1 to 138,185,375,152 would take you about eight thousand, seven hundred eighty-seven 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 138185375152 cubic inches would be around 430.8 feet tall.

Recreational maths with 138185375152

• 138185375152 backwards is 251573581831
• The number of decimal digits it has is: 12
• The sum of 138185375152's digits is 49
• More coming soon!