400491697992

Names of 400491697992

• Cardinal: 400491697992 can be written as Four hundred billion, four hundred ninety-one million, six hundred ninety-seven thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 4.00491697992 × 10¹¹

Factors of 400491697992

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 519203

Divisors of 400491697992

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 17 24 31 34 51 61 62 68 93 102 122 124 136 183 186 204 244 248 366 372 408 488 527 732 744 1037 1054 1464 1581 1891 2074 2108 3111 3162 3782 4148 4216 5673 6222 6324 7564 8296 11346 12444 12648 15128 22692 24888 32147 45384 64294 96441 128588 192882 257176 385764 519089 771528 1038178 1557267 2076356 3114534 4152712 6229068 8824513 12458136 16091759 17649026 26473539 31664429 32183518 35298052 48275277 52947078 63328858 64367036 70596104 94993287 96550554 105894156 126657716 128734072 189986574 193101108 211788312 253315432 273559903 379973148 386202216 538295293 547119806 759946296 820679709 981597299 1076590586 1094239612 1614885879 1641359418 1963194598 2153181172 2188479224 2944791897 3229771758 3282718836 3926389196 4306362344 5889583794 6459543516 6565437672 7852778392 11779167588 12919087032 16687154083 23558335176 33374308166 50061462249 66748616332 100122924498 133497232664 200245848996 400491697992
• Sum of all divisors σ(n): 1112264524800
• Sum of proper divisors (its aliquot sum) s(n): 711772826808
• 400491697992 is an abundant number, because the sum of its proper divisors (711772826808) is greater than itself. Its abundance is 311281128816

Bases of 400491697992

• Binary: 101110100111111001010100101011101001000₂
• Hexadecimal: 0x5D3F2A5748
• Base-36: 53ZEEZWO

Squares and roots of 400491697992

• 400491697992 squared (400491697992²) is 160393600160515336832064
• 400491697992 cubed (400491697992³) is 64236305275334711001631129510015488
• The square root of 400491697992 is 632844.1340424987
• The cube root of 400491697992 is 7371.0808125575

Scales and comparisons

• 400,491,697,992 seconds is equal to 12,734 years, 20 weeks, 4 days, 13 hours, 53 minutes, 12 seconds.
• To count from 1 to 400,491,697,992 would take you about twenty-five thousand, four hundred sixty-eight 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 400491697992 cubic inches would be around 614.3 feet tall.

Recreational maths with 400491697992

• 400491697992 backwards is 299796194004
• The number of decimal digits it has is: 12
• The sum of 400491697992's digits is 60
• More coming soon!