169390020816

Names of 169390020816

• Cardinal: 169390020816 can be written as One hundred sixty-nine billion, three hundred ninety million, twenty thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.69390020816 × 10¹¹

Factors of 169390020816

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 124139

Divisors of 169390020816

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 10337 20674 31011 41348 62022 82696 93033 113797 124044 165392 186066 227594 248088 341391 372132 455188 496176 682782 744264 910376 1024173 1365564 1488528 1820752 2048346 2731128 4096692 5462256 8193384 16386768 1176319589 2352639178 3528958767 4705278356 7057917534 9410556712 10586876301 14115835068 18821113424 21173752602 28231670136 42347505204 56463340272 84695010408 169390020816
• Sum of all divisors σ(n): 474106820772
• Sum of proper divisors (its aliquot sum) s(n): 304716799956
• 169390020816 is an abundant number, because the sum of its proper divisors (304716799956) is greater than itself. Its abundance is 135326779140

Bases of 169390020816

• Binary: 10011101110000011011101001100011010000₂
• Hexadecimal: 0x27706E98D0
• Base-36: 25TEG0K0

Squares and roots of 169390020816

• 169390020816 squared (169390020816²) is 28692979152044913305856
• 169390020816 cubed (169390020816³) is 4860304335837941893845863214698496
• The square root of 169390020816 is 411570.1894160947
• The cube root of 169390020816 is 5533.0246767525

Scales and comparisons

• 169,390,020,816 seconds is equal to 5,386 years, 4 weeks, 15 hours, 33 minutes, 36 seconds.
• To count from 1 to 169,390,020,816 would take you about ten thousand, seven hundred seventy-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 169390020816 cubic inches would be around 461.1 feet tall.

Recreational maths with 169390020816

• 169390020816 backwards is 618020093961
• The number of decimal digits it has is: 12
• The sum of 169390020816's digits is 45
• More coming soon!