396499021968

Names of 396499021968

• Cardinal: 396499021968 can be written as Three hundred ninety-six billion, four hundred ninety-nine million, twenty-one thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 3.96499021968 × 10¹¹

Factors of 396499021968

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 214918

Divisors of 396499021968

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 336 5639 11278 16917 22556 33834 39473 45112 67668 78946 90224 118419 135336 157892 209267 236838 270672 315784 418534 473676 627801 631568 837068 947352 1255602 1464869 1674136 1894704 2511204 2929738 3348272 4394607 5022408 5859476 8789214 10044816 11718952 17578428 23437904 35156856 70313712 1180056613 2360113226 3540169839 4720226452 7080339678 8260396291 9440452904 14160679356 16520792582 18880905808 24781188873 28321358712 33041585164 49562377746 56642717424 66083170328 99124755492 132166340656 198249510984 396499021968
• Sum of all divisors σ(n): 1170829347840
• Sum of proper divisors (its aliquot sum) s(n): 774330325872
• 396499021968 is an abundant number, because the sum of its proper divisors (774330325872) is greater than itself. Its abundance is 377831303904

Bases of 396499021968

• Binary: 101110001010001001011101111000010010000₂
• Hexadecimal: 0x5C512EF090
• Base-36: 525DA3DC

Squares and roots of 396499021968

• 396499021968 squared (396499021968²) is 157211474421580546593024
• 396499021968 cubed (396499021968³) is 62334195850303935236868870531551232
• The square root of 396499021968 is 629681.6830494595
• The cube root of 396499021968 is 7346.5037868937

Scales and comparisons

• 396,499,021,968 seconds is equal to 12,607 years, 23 weeks, 1 hour, 12 minutes, 48 seconds.
• To count from 1 to 396,499,021,968 would take you about twenty-five thousand, two hundred fourteen 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 396499021968 cubic inches would be around 612.2 feet tall.

Recreational maths with 396499021968

• 396499021968 backwards is 869120994693
• The number of decimal digits it has is: 12
• The sum of 396499021968's digits is 66
• More coming soon!