399140607744

Names of 399140607744

• Cardinal: 399140607744 can be written as Three hundred ninety-nine billion, one hundred forty million, six hundred seven thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 3.99140607744 × 10¹¹

Factors of 399140607744

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 19248684

Divisors of 399140607744

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 256 288 324 384 432 576 648 768 864 1152 1296 1728 2304 2592 3456 5184 6912 10368 20736 19248679 38497358 57746037 76994716 115492074 153989432 173238111 230984148 307978864 346476222 461968296 519714333 615957728 692952444 923936592 1039428666 1231915456 1385904888 1559142999 1847873184 2078857332 2463830912 2771809776 3118285998 3695746368 4157714664 4927661824 5543619552 6236571996 7391492736 8315429328 11087239104 12473143992 14782985472 16630858656 22174478208 24946287984 33261717312 44348956416 49892575968 66523434624 99785151936 133046869248 199570303872 399140607744
• Sum of all divisors σ(n): 1190165133080
• Sum of proper divisors (its aliquot sum) s(n): 791024525336
• 399140607744 is an abundant number, because the sum of its proper divisors (791024525336) is greater than itself. Its abundance is 391883917592

Bases of 399140607744

• Binary: 101110011101110101000100101011100000000₂
• Hexadecimal: 0x5CEEA25700
• Base-36: 53D20G00

Squares and roots of 399140607744

• 399140607744 squared (399140607744²) is 159313224750249672769536
• 399140607744 cubed (399140607744³) is 63588377348471117004969726688886784
• The square root of 399140607744 is 631775.7574836185
• The cube root of 399140607744 is 7362.7825002235

Scales and comparisons

• 399,140,607,744 seconds is equal to 12,691 years, 22 weeks, 4 days, 23 hours, 2 minutes, 24 seconds.
• To count from 1 to 399,140,607,744 would take you about twenty-five thousand, three 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 399140607744 cubic inches would be around 613.6 feet tall.

Recreational maths with 399140607744

• 399140607744 backwards is 447706041993
• 399140607744 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 399140607744's digits is 54
• More coming soon!