3845078490920

Names of 3845078490920

• Cardinal: 3845078490920 can be written as Three trillion, eight hundred forty-five billion, seventy-eight million, four hundred ninety thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.84507849092 × 10¹²

Factors of 3845078490920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 56181838

Divisors of 3845078490920

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 20 29 40 58 59 116 118 145 232 236 290 295 472 580 590 1160 1180 1711 2360 3422 6844 8555 13688 17110 34220 68440 56181743 112363486 224726972 280908715 449453944 561817430 1123634860 1629270547 2247269720 3258541094 3314722837 6517082188 6629445674 8146352735 13034164376 13258891348 16292705470 16573614185 26517782696 32585410940 33147228370 65170821880 66294456740 96126962273 132588913480 192253924546 384507849092 480634811365 769015698184 961269622730 1922539245460 3845078490920
• Sum of all divisors σ(n): 9101442528000
• Sum of proper divisors (its aliquot sum) s(n): 5256364037080
• 3845078490920 is an abundant number, because the sum of its proper divisors (5256364037080) is greater than itself. Its abundance is 1411285546160

Bases of 3845078490920

• Binary: 110111111101000000100010011001111100101000₂
• Hexadecimal: 0x37F40899F28
• Base-36: 1D2EKGFMW

Squares and roots of 3845078490920

• 3845078490920 squared (3845078490920²) is 14784628601335624522446400
• 3845078490920 cubed (3845078490920³) is 56848057431236253435203949378586688000
• The square root of 3845078490920 is 1960887.1693496289
• The cube root of 3845078490920 is 15666.3708638299

Scales and comparisons

• 3,845,078,490,920 seconds is equal to 122,261 years, 31 weeks, 2 days, 6 hours, 35 minutes, 20 seconds.
• To count from 1 to 3,845,078,490,920 would take you about three hundred five thousand, six hundred fifty-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 3845078490920 cubic inches would be around 1305.5 feet tall.

Recreational maths with 3845078490920

• 3845078490920 backwards is 0290948705483
• 3845078490920 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 3845078490920's digits is 59
• More coming soon!