168563985984

Names of 168563985984

• Cardinal: 168563985984 can be written as One hundred sixty-eight billion, five hundred sixty-three million, nine hundred eighty-five thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 1.68563985984 × 10¹¹

Factors of 168563985984

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1711403

Divisors of 168563985984

• Number of divisors d(n): 140
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 27 32 36 38 48 54 57 64 72 76 81 96 108 114 144 152 162 171 192 216 228 288 304 324 342 432 456 513 576 608 648 684 864 912 1026 1216 1296 1368 1539 1728 1824 2052 2592 2736 3078 3648 4104 5184 5472 6156 8208 10944 12312 16416 24624 32832 49248 98496 1711379 3422758 5134137 6845516 10268274 13691032 15402411 20536548 27382064 30804822 32516201 41073096 46207233 54764128 61609644 65032402 82146192 92414466 97548603 109528256 123219288 130064804 138621699 164292384 184828932 195097206 246438576 260129608 277243398 292645809 328584768 369657864 390194412 492877152 520259216 554486796 585291618 739315728 780388824 877937427 985754304 1040518432 1108973592 1170583236 1478631456 1560777648 1755874854 2081036864 2217947184 2341166472 2633812281 2957262912 3121555296 3511749708 4435894368 4682332944 5267624562 6243110592 7023499416 8871788736 9364665888 10535249124 14046998832 18729331776 21070498248 28093997664 42140996496 56187995328 84281992992 168563985984
• Sum of all divisors σ(n): 525975529200
• Sum of proper divisors (its aliquot sum) s(n): 357411543216
• 168563985984 is an abundant number, because the sum of its proper divisors (357411543216) is greater than itself. Its abundance is 188847557232

Bases of 168563985984

• Binary: 10011100111111001100100100111001000000₂
• Hexadecimal: 0x273F324E40
• Base-36: 25FQN800

Squares and roots of 168563985984

• 168563985984 squared (168563985984²) is 28413817370814148448256
• 168563985984 cubed (168563985984³) is 4789546313045851849700719733243904
• The square root of 168563985984 is 410565.4466513225
• The cube root of 168563985984 is 5524.0160377535

Scales and comparisons

• 168,563,985,984 seconds is equal to 5,359 years, 42 weeks, 2 days, 1 hour, 26 minutes, 24 seconds.
• To count from 1 to 168,563,985,984 would take you about ten thousand, seven hundred nineteen 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 168563985984 cubic inches would be around 460.3 feet tall.

Recreational maths with 168563985984

• 168563985984 backwards is 489589365861
• 168563985984 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 168563985984's digits is 72
• More coming soon!