12845244395840

Names of 12845244395840

• Cardinal: 12845244395840 can be written as Twelve trillion, eight hundred forty-five billion, two hundred forty-four million, three hundred ninety-five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.284524439584 × 10¹³

Factors of 12845244395840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2361258185

Divisors of 12845244395840

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 32 34 40 64 68 80 85 136 160 170 272 320 340 544 680 1088 1360 2720 5440 2361258161 4722516322 9445032644 11806290805 18890065288 23612581610 37780130576 40141388737 47225163220 75560261152 80282777474 94450326440 151120522304 160565554948 188900652880 200706943685 321131109896 377801305760 401413887370 642262219792 755602611520 802827774740 1284524439584 1605655549480 2569048879168 3211311098960 6422622197920 12845244395840
• Sum of all divisors σ(n): 32387016949992
• Sum of proper divisors (its aliquot sum) s(n): 19541772554152
• 12845244395840 is an abundant number, because the sum of its proper divisors (19541772554152) is greater than itself. Its abundance is 6696528158312

Bases of 12845244395840

• Binary: 10111010111011000100001110101011000101000000₂
• Hexadecimal: 0xBAEC43AB140
• Base-36: 4JX0UUX4W

Squares and roots of 12845244395840

• 12845244395840 squared (12845244395840²) is 165000303588858926609305600
• 12845244395840 cubed (12845244395840³) is 2119469224986688766488540611593928704000
• The square root of 12845244395840 is 3584026.2828054149
• The cube root of 12845244395840 is 23419.6710402213

Scales and comparisons

• 12,845,244,395,840 seconds is equal to 408,439 years, 2 weeks, 3 hours, 17 minutes, 20 seconds.
• To count from 1 to 12,845,244,395,840 would take you about one million, twenty-one thousand and ninety-seven 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 12845244395840 cubic inches would be around 1951.6 feet tall.

Recreational maths with 12845244395840

• 12845244395840 backwards is 04859344254821
• The number of decimal digits it has is: 14
• The sum of 12845244395840's digits is 59
• More coming soon!