400678950906

Names of 400678950906

• Cardinal: 400678950906 can be written as Four hundred billion, six hundred seventy-eight million, nine hundred fifty thousand, nine hundred six.

Scientific notation

• Scientific notation: 4.00678950906 × 10¹¹

Factors of 400678950906

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1688

Divisors of 400678950906

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 13 18 26 39 78 103 117 206 234 309 618 927 1339 1567 1854 2678 3134 4017 4701 8034 9402 10609 12051 14103 20371 21218 24102 28206 31827 40742 61113 63654 95481 122226 137917 161401 183339 190962 275834 322802 366678 413751 484203 827502 968406 1092727 1241253 1452609 2098213 2185454 2482506 2905218 3278181 4196426 6294639 6556362 9834543 12589278 14205451 16624303 18883917 19669086 28410902 33248606 37767834 42616353 49872909 85232706 99745818 127849059 149618727 216115939 255698118 299237454 432231878 648347817 1296695634 1712303209 1945043451 3424606418 3890086902 5136909627 10273819254 15410728881 22259941717 30821457762 44519883434 66779825151 133559650302 200339475453 400678950906
• Sum of all divisors σ(n): 944685880320
• Sum of proper divisors (its aliquot sum) s(n): 544006929414
• 400678950906 is an abundant number, because the sum of its proper divisors (544006929414) is greater than itself. Its abundance is 143327978508

Bases of 400678950906

• Binary: 101110101001010010100111001011111111010₂
• Hexadecimal: 0x5D4A5397FA
• Base-36: 542HWH6I

Squares and roots of 400678950906

• 400678950906 squared (400678950906²) is 160543621699132758220836
• 400678950906 cubed (400678950906³) is 64326449917058250733942715550277416
• The square root of 400678950906 is 632992.0622772453
• The cube root of 400678950906 is 7372.2294350365

Scales and comparisons

• 400,678,950,906 seconds is equal to 12,740 years, 18 weeks, 1 day, 20 hours, 35 minutes, 6 seconds.
• To count from 1 to 400,678,950,906 would take you about twenty-five thousand, four hundred eighty 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 400678950906 cubic inches would be around 614.4 feet tall.

Recreational maths with 400678950906

• 400678950906 backwards is 609059876004
• The number of decimal digits it has is: 12
• The sum of 400678950906's digits is 54
• More coming soon!