3988931341545

Names of 3988931341545

• Cardinal: 3988931341545 can be written as Three trillion, nine hundred eighty-eight billion, nine hundred thirty-one million, three hundred forty-one thousand, five hundred forty-five.

Scientific notation

• Scientific notation: 3.988931341545 × 10¹²

Factors of 3988931341545

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 6180

Divisors of 3988931341545

• Number of divisors d(n): 84
• Complete list of divisors:
  1 3 5 9 15 27 29 45 81 87 135 145 243 261 405 435 729 783 1215 1305 2349 3645 3915 6143 7047 11745 18429 21141 30715 35235 55287 92145 105705 165861 178147 276435 497583 534441 829305 890735 1492749 1603323 2487915 2672205 4478247 4809969 7463745 8016615 14429907 22391235 24049845 37736449 43289721 72149535 113209347 129869163 188682245 216448605 339628041 566046735 649345815 1018884123 1094357021 1698140205 3056652369 3283071063 5094420615 5471785105 9169957107 9849213189 15283261845 16415355315 27509871321 29547639567 45849785535 49246065945 88642918701 137549356605 147738197835 265928756103 443214593505 797786268309 1329643780515 3988931341545
• Sum of all divisors σ(n): 7425477746820
• Sum of proper divisors (its aliquot sum) s(n): 3436546405275
• 3988931341545 is a deficient number, because the sum of its proper divisors (3436546405275) is less than itself. Its deficiency is 552384936270

Bases of 3988931341545

• Binary: 111010000010111110110101011110110011101001₂
• Hexadecimal: 0x3A0BED5ECE9
• Base-36: 1EWHMQ9K9

Squares and roots of 3988931341545

• 3988931341545 squared (3988931341545²) is 15911573247559993442987025
• 3988931341545 cubed (3988931341545³) is 63470173220481017042405637105278453625
• The square root of 3988931341545 is 1997230.9184330689
• The cube root of 3988931341545 is 15859.3549932103

Scales and comparisons

• 3,988,931,341,545 seconds is equal to 126,835 years, 35 weeks, 1 day, 19 hours, 45 minutes, 45 seconds.
• To count from 1 to 3,988,931,341,545 would take you about three hundred seventeen thousand and eighty-nine 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 3988931341545 cubic inches would be around 1321.6 feet tall.

Recreational maths with 3988931341545

• 3988931341545 backwards is 5451431398893
• The number of decimal digits it has is: 13
• The sum of 3988931341545's digits is 63
• More coming soon!