138543747776

Names of 138543747776

• Cardinal: 138543747776 can be written as One hundred thirty-eight billion, five hundred forty-three million, seven hundred forty-seven thousand, seven hundred seventy-six.

Scientific notation

• Scientific notation: 1.38543747776 × 10¹¹

Factors of 138543747776

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 373

Divisors of 138543747776

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 64 98 112 173 191 196 224 343 346 382 392 448 686 692 764 784 1211 1337 1372 1384 1528 1568 2422 2674 2744 2768 3056 3136 4844 5348 5488 5536 6112 8477 9359 9688 10696 10976 11072 12224 16954 18718 19376 21392 21952 33043 33908 36481 37436 38752 42784 59339 65513 66086 67816 72962 74872 77504 85568 118678 131026 132172 135632 145924 149744 231301 237356 255367 262052 264344 271264 291848 299488 462602 474712 510734 524104 528688 542528 583696 598976 925204 949424 1021468 1048208 1057376 1167392 1619107 1787569 1850408 1898848 2042936 2096416 2114752 2334784 3238214 3575138 3700816 3797696 4085872 4192832 6311213 6476428 7150276 7401632 8171744 11333749 12512983 12622426 12952856 14300552 14803264 16343488 22667498 25025966 25244852 25905712 28601104 44178491 45334996 50051932 50489704 51811424 57202208 88356982 90669992 100103864 100979408 103622848 114404416 176713964 181339984 200207728 201958816 309249437 353427928 362679968 400415456 403917632 618498874 706855856 725359936 800830912 1236997748 1413711712 2164746059 2473995496 2827423424 4329492118 4947990992 8658984236 9895981984 17317968472 19791963968 34635936944 69271873888 138543747776
• Sum of all divisors σ(n): 324159981600
• Sum of proper divisors (its aliquot sum) s(n): 185616233824
• 138543747776 is an abundant number, because the sum of its proper divisors (185616233824) is greater than itself. Its abundance is 47072486048

Bases of 138543747776

• Binary: 10000001000001110110011101001011000000₂
• Hexadecimal: 0x2041D9D2C0
• Base-36: 1RN9DBY8

Squares and roots of 138543747776

• 138543747776 squared (138543747776²) is 19194370047819904946176
• 138543747776 cubed (138543747776³) is 2659259962624369969535302599704576
• The square root of 138543747776 is 372214.6528228033
• The cube root of 138543747776 is 5174.4275502491

Scales and comparisons

• 138,543,747,776 seconds is equal to 4,405 years, 13 weeks, 4 days, 14 hours, 22 minutes, 56 seconds.
• To count from 1 to 138,543,747,776 would take you about eight thousand, eight hundred ten 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 138543747776 cubic inches would be around 431.2 feet tall.

Recreational maths with 138543747776

• 138543747776 backwards is 677747345831
• The number of decimal digits it has is: 12
• The sum of 138543747776's digits is 62
• More coming soon!