381131342743920

Names of 381131342743920

• Cardinal: 381131342743920 can be written as Three hundred eighty-one trillion, one hundred thirty-one billion, three hundred forty-two million, seven hundred forty-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.8113134274392 × 10¹⁴

Factors of 381131342743920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 351887364

Divisors of 381131342743920

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 4513 9026 13539 18052 22565 27078 36104 45130 54156 67695 72208 90260 108312 135390 180520 216624 270780 361040 541560 1083120 351882841 703765682 1055648523 1407531364 1759414205 2111297046 2815062728 3518828410 4222594092 5278242615 5630125456 7037656820 8445188184 10556485230 14075313640 16890376368 21112970460 28150627280 42225940920 84451881840 1588047261433 3176094522866 4764141784299 6352189045732 7940236307165 9528283568598 12704378091464 15880472614330 19056567137196 23820708921495 25408756182928 31760945228660 38113134274392 47641417842990 63521890457320 76226268548784 95282835685980 127043780914640 190565671371960 381131342743920
• Sum of all divisors σ(n): 1181768966698272
• Sum of proper divisors (its aliquot sum) s(n): 800637623954352
• 381131342743920 is an abundant number, because the sum of its proper divisors (800637623954352) is greater than itself. Its abundance is 419506281210432

Bases of 381131342743920

• Binary: 1010110101010001100001110010011000000100101110000₂
• Hexadecimal: 0x15AA30E4C0970
• Base-36: 3R3LBKY7AO

Squares and roots of 381131342743920

• 381131342743920 squared (381131342743920²) is 145261100421783420434696966400
• 381131342743920 cubed (381131342743920³) is 55363558252213718889399400297140676044288000
• The square root of 381131342743920 is 19522585.4523400669
• The cube root of 381131342743920 is 72503.3747295645

Scales and comparisons

• 381,131,342,743,920 seconds is equal to 12,118,797 years, 40 weeks, 4 days, 20 hours, 52 minutes.
• To count from 1 to 381,131,342,743,920 would take you about thirty million, two hundred ninety-six thousand, nine hundred ninety-four 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 381131342743920 cubic inches would be around 6041.9 feet tall.

Recreational maths with 381131342743920

• 381131342743920 backwards is 029347243131183
• The number of decimal digits it has is: 15
• The sum of 381131342743920's digits is 51
• More coming soon!