164101939361755128

Names of 164101939361755128

• Cardinal: 164101939361755128 can be written as One hundred sixty-four quadrillion, one hundred one trillion, nine hundred thirty-nine billion, three hundred sixty-one million, seven hundred fifty-five thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.64101939361755128 × 10¹⁷

Factors of 164101939361755128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 40020313005

Divisors of 164101939361755128

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 72 56951 113902 170853 227804 341706 455608 512559 683412 1025118 1366824 2050236 4100472 40020256049 80040512098 120060768147 160081024196 240121536294 320162048392 360182304441 480243072588 720364608882 960486145176 1440729217764 2881458435528 2279193602246599 4558387204493198 6837580806739797 9116774408986396 13675161613479594 18233548817972792 20512742420219391 27350323226959188 41025484840438782 54700646453918376 82050969680877564 164101939361755128
• Sum of all divisors σ(n): 444450556399122000
• Sum of proper divisors (its aliquot sum) s(n): 280348617037366872
• 164101939361755128 is an abundant number, because the sum of its proper divisors (280348617037366872) is greater than itself. Its abundance is 116246677675611744

Bases of 164101939361755128

• Binary: 1001000111000000011101100000101010100111000010111111111000₂
• Hexadecimal: 0x24701D82A9C2FF8
• Base-36: 18VTA67HH1Q0

Squares and roots of 164101939361755128

• 164101939361755128 squared (164101939361755128²) is 26929446502289157026853156634296384
• 164101939361755128 cubed (164101939361755128³) is 4419174396964283973186844365220113630532513583857152
• The square root of 164101939361755128 is 405094975.7300812637
• The cube root of 164101939361755128 is 547483.7557497061

Scales and comparisons

• 164,101,939,361,755,128 seconds is equal to 5,217,934,071 years, 4 weeks, 3 hours, 58 minutes, 48 seconds.
• To count from 1 to 164,101,939,361,755,128 would take you about fifteen billion, six hundred fifty-three million, eight hundred two thousand, two hundred thirteen 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 164101939361755128 cubic inches would be around 45623.6 feet tall.

Recreational maths with 164101939361755128

• 164101939361755128 backwards is 821557163939101461
• 164101939361755128 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 164101939361755128's digits is 72
• More coming soon!