145265715090

Names of 145265715090

• Cardinal: 145265715090 can be written as One hundred forty-five billion, two hundred sixty-five million, seven hundred fifteen thousand and ninety.

Scientific notation

• Scientific notation: 1.4526571509 × 10¹¹

Factors of 145265715090

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 32740

Divisors of 145265715090

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 270 405 810 6959 13918 20877 25771 34795 41754 51542 62631 69590 77313 104385 125262 128855 154626 187893 208770 231939 257710 313155 375786 386565 463878 563679 626310 695817 773130 939465 1127358 1159695 1391634 1878930 2087451 2319390 2818395 3479085 4174902 5636790 6958170 10437255 20874510 179340389 358680778 538021167 896701945 1076042334 1614063501 1793403890 2690105835 3228127002 4842190503 5380211670 8070317505 9684381006 14526571509 16140635010 24210952515 29053143018 48421905030 72632857545 145265715090
• Sum of all divisors σ(n): 390674655360
• Sum of proper divisors (its aliquot sum) s(n): 245408940270
• 145265715090 is an abundant number, because the sum of its proper divisors (245408940270) is greater than itself. Its abundance is 100143225180

Bases of 145265715090

• Binary: 10000111010010100000101110011110010010₂
• Hexadecimal: 0x21D282E792
• Base-36: 1UQFGF4I

Squares and roots of 145265715090

• 145265715090 squared (145265715090²) is 21102127980609053708100
• 145265715090 cubed (145265715090³) is 3065415711023871840635362625229000
• The square root of 145265715090 is 381137.3966039019
• The cube root of 145265715090 is 5256.7950121151

Scales and comparisons

• 145,265,715,090 seconds is equal to 4,619 years, 3 hours, 31 minutes, 30 seconds.
• To count from 1 to 145,265,715,090 would take you about nine thousand, two hundred thirty-eight 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 145265715090 cubic inches would be around 438.1 feet tall.

Recreational maths with 145265715090

• 145265715090 backwards is 090517562541
• 145265715090 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 145265715090's digits is 45
• More coming soon!