189197390520

Names of 189197390520

• Cardinal: 189197390520 can be written as One hundred eighty-nine billion, one hundred ninety-seven million, three hundred ninety thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.8919739052 × 10¹¹

Factors of 189197390520

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 175182779

Divisors of 189197390520

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 540 1080 175182769 350365538 525548307 700731076 875913845 1051096614 1401462152 1576644921 1751827690 2102193228 2627741535 3153289842 3503655380 4204386456 4729934763 5255483070 6306579684 7007310760 7883224605 9459869526 10510966140 12613159368 15766449210 18919739052 21021932280 23649673815 31532898420 37839478104 47299347630 63065796840 94598695260 189197390520
• Sum of all divisors σ(n): 630657972000
• Sum of proper divisors (its aliquot sum) s(n): 441460581480
• 189197390520 is an abundant number, because the sum of its proper divisors (441460581480) is greater than itself. Its abundance is 252263190960

Bases of 189197390520

• Binary: 10110000001101000010110001001010111000₂
• Hexadecimal: 0x2C0D0B12B8
• Base-36: 2EWZ8OU0

Squares and roots of 189197390520

• 189197390520 squared (189197390520²) is 35795652579577385870400
• 189197390520 cubed (189197390520³) is 6772444060016548051082798908608000
• The square root of 189197390520 is 434968.2638078323
• The cube root of 189197390520 is 5740.7907076007

Scales and comparisons

• 189,197,390,520 seconds is equal to 6,015 years, 46 weeks, 2 days, 14 hours, 42 minutes.
• To count from 1 to 189,197,390,520 would take you about twelve thousand and thirty-one 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 189197390520 cubic inches would be around 478.4 feet tall.

Recreational maths with 189197390520

• 189197390520 backwards is 025093791981
• 189197390520 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 189197390520's digits is 54
• More coming soon!