15464994791420

Names of 15464994791420

• Cardinal: 15464994791420 can be written as Fifteen trillion, four hundred sixty-four billion, nine hundred ninety-four million, seven hundred ninety-one thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.546499479142 × 10¹³

Factors of 15464994791420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 165828

Divisors of 15464994791420

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 10 20 137 274 548 685 1370 2740 47933 95866 117751 191732 235502 239665 471004 479330 588755 958660 1177510 2355020 6566821 13133642 16131887 26267284 32263774 32834105 64527548 65668210 80659435 131336420 161318870 322637740 5644158683 11288317366 22576634732 28220793415 56441586830 112883173660 773249739571 1546499479142 3092998958284 3866248697855 7732497395710 15464994791420
• Sum of all divisors σ(n): 32714504036928
• Sum of proper divisors (its aliquot sum) s(n): 17249509245508
• 15464994791420 is an abundant number, because the sum of its proper divisors (17249509245508) is greater than itself. Its abundance is 1784514454088

Bases of 15464994791420

• Binary: 11100001000010111001100001010101111111111100₂
• Hexadecimal: 0xE10B9855FFC
• Base-36: 5HCIQLREK

Squares and roots of 15464994791420

• 15464994791420 squared (15464994791420²) is 239166063898647729305616400
• 15464994791420 cubed (15464994791420³) is 3698701932477010032492767719352531288000
• The square root of 15464994791420 is 3932555.7582086487
• The cube root of 15464994791420 is 24914.3709301123

Scales and comparisons

• 15,464,994,791,420 seconds is equal to 491,738 years, 51 weeks, 6 days, 6 hours, 30 minutes, 20 seconds.
• To count from 1 to 15,464,994,791,420 would take you about one million, two hundred twenty-nine thousand, three hundred forty-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 15464994791420 cubic inches would be around 2076.2 feet tall.

Recreational maths with 15464994791420

• 15464994791420 backwards is 02419749946451
• The number of decimal digits it has is: 14
• The sum of 15464994791420's digits is 65
• More coming soon!