15640004800512001

Names of 15640004800512001

• Cardinal: 15640004800512001 can be written as Fifteen quadrillion, six hundred forty trillion, four billion, eight hundred million, five hundred twelve thousand and one.

Scientific notation

• Scientific notation: 1.5640004800512001 × 10¹⁶

Factors of 15640004800512001

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 377753

Divisors of 15640004800512001

• Number of divisors d(n): 32
• Complete list of divisors:
  1 7 13 91 19237 26947 134659 188629 250081 331549 350311 1750567 2320843 2452177 4310137 30170959 518379439 3628656073 6378008113 6738932707 8934250903 44646056791 47172528949 62539756321 82914105469 116145261739 580398738283 813016832173 171868184621011 1203077292347077 2234286400073143 15640004800512001
• Sum of all divisors σ(n): 19251009751366400
• Sum of proper divisors (its aliquot sum) s(n): 3611004950854399
• 15640004800512001 is a deficient number, because the sum of its proper divisors (3611004950854399) is less than itself. Its deficiency is 12028999849657602

Bases of 15640004800512001

• Binary: 110111100100001000000001100010011010111000000000000001₂
• Hexadecimal: 0x379080626B8001
• Base-36: 49ZX30L9MO1

Squares and roots of 15640004800512001

• 15640004800512001 squared (15640004800512001²) is 244609750160038436195471745024001
• 15640004800512001 cubed (15640004800512001³) is 3825697666755042346973361669810269484128833536001
• The square root of 15640004800512001 is 125060004.7997440347
• The cube root of 15640004800512001 is 250080.0000000011

Scales and comparisons

• 15,640,004,800,512,001 seconds is equal to 497,303,774 years, 49 weeks, 1 day, 1 second.
• To count from 1 to 15,640,004,800,512,001 would take you about one billion, four hundred ninety-one million, nine hundred eleven thousand, three hundred twenty-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 15640004800512001 cubic inches would be around 20840 feet tall.

Recreational maths with 15640004800512001

• 15640004800512001 backwards is 10021500840004651
• The number of decimal digits it has is: 17
• The sum of 15640004800512001's digits is 37
• More coming soon!