400949838436

Names of 400949838436

• Cardinal: 400949838436 can be written as Four hundred billion, nine hundred forty-nine million, eight hundred thirty-eight thousand, four hundred thirty-six.

Scientific notation

• Scientific notation: 4.00949838436 × 10¹¹

Factors of 400949838436

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1499

Divisors of 400949838436

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 4 7 14 28 31 49 62 98 124 196 217 434 868 961 1459 1519 1922 2918 3038 3844 5836 6076 6727 10213 13454 20426 26908 40852 45229 47089 71491 90458 94178 142982 180916 188356 285964 316603 633206 1266412 1402099 2128681 2216221 2804198 4257362 4432442 5608396 8514724 8864884 9814693 14900767 19629386 29801534 39258772 59603068 65989111 68702851 104305369 131978222 137405702 208610738 263956444 274811404 417221476 461923777 923847554 1847695108 2045662441 3233466439 4091324882 6466932878 8182649764 12933865756 14319637087 28639274174 57278548348 100237459609 200474919218 400949838436
• Sum of all divisors σ(n): 843976775187
• Sum of proper divisors (its aliquot sum) s(n): 443026936751
• 400949838436 is an abundant number, because the sum of its proper divisors (443026936751) is greater than itself. Its abundance is 42077098315

Bases of 400949838436

• Binary: 101110101011010011110010000001001100100₂
• Hexadecimal: 0x5D5A790264
• Base-36: 546Z6JC4

Squares and roots of 400949838436

• 400949838436 squared (400949838436²) is 160760772941854502926096
• 400949838436 cubed (400949838436³) is 64457005937883043370437280448225856
• 400949838436 is a perfect square number. Its square root is 633206
• The cube root of 400949838436 is 7373.8904449619

Scales and comparisons

• 400,949,838,436 seconds is equal to 12,748 years, 50 weeks, 1 day, 3 hours, 7 minutes, 16 seconds.
• To count from 1 to 400,949,838,436 would take you about twenty-five thousand, four hundred ninety-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 400949838436 cubic inches would be around 614.5 feet tall.

Recreational maths with 400949838436

• 400949838436 backwards is 634838949004
• The number of decimal digits it has is: 12
• The sum of 400949838436's digits is 58
• More coming soon!