30874728343920

Names of 30874728343920

• Cardinal: 30874728343920 can be written as Thirty trillion, eight hundred seventy-four billion, seven hundred twenty-eight million, three hundred forty-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.087472834392 × 10¹³

Factors of 30874728343920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 653018996

Divisors of 30874728343920

• 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 80 120 197 240 394 591 788 985 1182 1576 1970 2364 2955 3152 3940 4728 5910 7880 9456 11820 15760 23640 47280 653018789 1306037578 1959056367 2612075156 3265093945 3918112734 5224150312 6530187890 7836225468 9795281835 10448300624 13060375780 15672450936 19590563670 26120751560 31344901872 39181127340 52241503120 78362254680 128644701433 156724509360 257289402866 385934104299 514578805732 643223507165 771868208598 1029157611464 1286447014330 1543736417196 1929670521495 2058315222928 2572894028660 3087472834392 3859341042990 5145788057320 6174945668784 7718682085980 10291576114640 15437364171960 30874728343920
• Sum of all divisors σ(n): 96197503992480
• Sum of proper divisors (its aliquot sum) s(n): 65322775648560
• 30874728343920 is an abundant number, because the sum of its proper divisors (65322775648560) is greater than itself. Its abundance is 34448047304640

Bases of 30874728343920

• Binary: 111000001010010010101001101110010100101110000₂
• Hexadecimal: 0x1C1495372970
• Base-36: AXZNK3DYO

Squares and roots of 30874728343920

• 30874728343920 squared (30874728343920²) is 953248850310857025800966400
• 30874728343920 cubed (30874728343920³) is 29431299297501770717403768050607564288000
• The square root of 30874728343920 is 5556503.2478997077
• The cube root of 30874728343920 is 31371.4347785161

Scales and comparisons

• 30,874,728,343,920 seconds is equal to 981,720 years, 44 weeks, 4 days, 20 hours, 52 minutes.
• To count from 1 to 30,874,728,343,920 would take you about two million, four hundred fifty-four thousand, three hundred two 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 30874728343920 cubic inches would be around 2614.3 feet tall.

Recreational maths with 30874728343920

• 30874728343920 backwards is 02934382747803
• 30874728343920 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 30874728343920's digits is 60
• More coming soon!