401806742988

Names of 401806742988

• Cardinal: 401806742988 can be written as Four hundred one billion, eight hundred six million, seven hundred forty-two thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 4.01806742988 × 10¹¹

Factors of 401806742988

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 40196782

Divisors of 401806742988

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 12 14 17 21 28 34 42 49 51 68 84 98 102 119 147 196 204 238 294 357 476 588 714 833 1428 1666 2499 3332 4998 9996 40196753 80393506 120590259 160787012 241180518 281377271 482361036 562754542 683344801 844131813 1125509084 1366689602 1688263626 1969640897 2050034403 2733379204 3376527252 3939281794 4100068806 4783413607 5908922691 7878563588 8200137612 9566827214 11817845382 14350240821 19133654428 23635690764 28700481642 33483895249 57400963284 66967790498 100451685747 133935580996 200903371494 401806742988
• Sum of all divisors σ(n): 1154772348912
• Sum of proper divisors (its aliquot sum) s(n): 752965605924
• 401806742988 is an abundant number, because the sum of its proper divisors (752965605924) is greater than itself. Its abundance is 351158862936

Bases of 401806742988

• Binary: 101110110001101100011000101010111001100₂
• Hexadecimal: 0x5D8D8C55CC
• Base-36: 54L5CZ4C

Squares and roots of 401806742988

• 401806742988 squared (401806742988²) is 161448658710624687168144
• 401806742988 cubed (401806742988³) is 64871159716297301141898337748974272
• The square root of 401806742988 is 633882.2784934123
• The cube root of 401806742988 is 7379.1398332827

Scales and comparisons

• 401,806,742,988 seconds is equal to 12,776 years, 11 weeks, 9 minutes, 48 seconds.
• To count from 1 to 401,806,742,988 would take you about twenty-five thousand, five hundred fifty-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 401806742988 cubic inches would be around 614.9 feet tall.

Recreational maths with 401806742988

• 401806742988 backwards is 889247608104
• The number of decimal digits it has is: 12
• The sum of 401806742988's digits is 57
• More coming soon!