125042180809

Names of 125042180809

• Cardinal: 125042180809 can be written as One hundred twenty-five billion, forty-two million, one hundred eighty thousand, eight hundred nine.

Scientific notation

• Scientific notation: 1.25042180809 × 10¹¹

Factors of 125042180809

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 370

Divisors of 125042180809

• Number of divisors d(n): 84
• Complete list of divisors:
  1 7 13 19 49 91 133 169 247 331 343 637 931 1183 1729 2317 2401 3211 4303 4459 6289 6517 8281 12103 16219 16807 22477 30121 31213 44023 45619 55939 57967 81757 84721 113533 117649 157339 210847 218491 308161 319333 391573 405769 572299 593047 794731 1062841 1101373 1475929 1529437 2157127 2235331 2741011 2840383 4006093 4151329 5563117 7439887 7709611 10331503 15099889 19187077 19882681 28042651 29059303 38941819 52079209 53967277 72320521 105699223 134309539 196298557 364554463 377770939 506243647 739894561 940166773 1374089899 2551881241 6581167411 9618629293 17863168687 125042180809
• Sum of all divisors σ(n): 166783725840
• Sum of proper divisors (its aliquot sum) s(n): 41741545031
• 125042180809 is a deficient number, because the sum of its proper divisors (41741545031) is less than itself. Its deficiency is 83300635778

Bases of 125042180809

• Binary: 1110100011101000110000100001011001001₂
• Hexadecimal: 0x1D1D1842C9
• Base-36: 1LFYVW7D

Squares and roots of 125042180809

• 125042180809 squared (125042180809²) is 15635546981470647894481
• 125042180809 cubed (125042180809³) is 1955102892704666926748068355215129
• The square root of 125042180809 is 353613.0382338863
• The cube root of 125042180809 is 5000.5623475373

Scales and comparisons

• 125,042,180,809 seconds is equal to 3,975 years, 49 weeks, 4 days, 11 hours, 6 minutes, 49 seconds.
• To count from 1 to 125,042,180,809 would take you about seven thousand, nine hundred fifty-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 125042180809 cubic inches would be around 416.7 feet tall.

Recreational maths with 125042180809

• 125042180809 backwards is 908081240521
• The number of decimal digits it has is: 12
• The sum of 125042180809's digits is 40
• More coming soon!