138455152192

Names of 138455152192

• Cardinal: 138455152192 can be written as One hundred thirty-eight billion, four hundred fifty-five million, one hundred fifty-two thousand, one hundred ninety-two.

Scientific notation

• Scientific notation: 1.38455152192 × 10¹¹

Factors of 138455152192

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 37370

Divisors of 138455152192

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 7 8 14 16 28 31 32 56 62 64 112 124 217 224 248 269 434 448 496 538 868 992 1076 1736 1883 1984 2152 3472 3766 4304 6944 7532 8339 8608 13888 15064 16678 17216 30128 33356 37061 58373 60256 66712 74122 116746 120512 133424 148244 233492 259427 266848 296488 466984 518854 533696 592976 933968 1037708 1148891 1185952 1867936 2075416 2297782 2371904 3735872 4150832 4595564 8042237 8301664 9191128 9969409 16084474 16603328 18382256 19938818 32168948 36764512 39877636 64337896 69785863 73529024 79755272 128675792 139571726 159510544 257351584 279143452 309051679 319021088 514703168 558286904 618103358 638042176 1116573808 1236206716 2163361753 2233147616 2472413432 4326723506 4466295232 4944826864 8653447012 9889653728 17306894024 19779307456 34613788048 69227576096 138455152192
• Sum of all divisors σ(n): 325339130880
• Sum of proper divisors (its aliquot sum) s(n): 186883978688
• 138455152192 is an abundant number, because the sum of its proper divisors (186883978688) is greater than itself. Its abundance is 48428826496

Bases of 138455152192

• Binary: 10000000111100100100011111011001000000₂
• Hexadecimal: 0x203C91F640
• Base-36: 1RLSMF5S

Squares and roots of 138455152192

• 138455152192 squared (138455152192²) is 19169829168509882404864
• 138455152192 cubed (138455152192³) is 2654161615020676582221468081061888
• The square root of 138455152192 is 372095.6223768293
• The cube root of 138455152192 is 5173.3243387085

Scales and comparisons

• 138,455,152,192 seconds is equal to 4,402 years, 23 weeks, 1 day, 4 hours, 29 minutes, 52 seconds.
• To count from 1 to 138,455,152,192 would take you about eight thousand, eight hundred 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 138455152192 cubic inches would be around 431.1 feet tall.

Recreational maths with 138455152192

• 138455152192 backwards is 291251554831
• The number of decimal digits it has is: 12
• The sum of 138455152192's digits is 46
• More coming soon!