1643537716360672

Names of 1643537716360672

• Cardinal: 1643537716360672 can be written as One quadrillion, six hundred forty-three trillion, five hundred thirty-seven billion, seven hundred sixteen million, three hundred sixty thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.643537716360672 × 10¹⁵

Factors of 1643537716360672

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 856885851

Divisors of 1643537716360672

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 8 11 16 22 32 44 88 176 352 5449 10898 21796 43592 59939 87184 119878 174368 239756 479512 959024 1918048 856880389 1713760778 3427521556 6855043112 9425684279 13710086224 18851368558 27420172448 37702737116 75405474232 150810948464 301621896928 4669141239661 9338282479322 18676564958644 37353129917288 51360553636271 74706259834576 102721107272542 149412519669152 205442214545084 410884429090168 821768858180336 1643537716360672
• Sum of all divisors σ(n): 3530518582878000
• Sum of proper divisors (its aliquot sum) s(n): 1886980866517328
• 1643537716360672 is an abundant number, because the sum of its proper divisors (1886980866517328) is greater than itself. Its abundance is 243443150156656

Bases of 1643537716360672

• Binary: 101110101101100100111110001110000100011010111100000₂
• Hexadecimal: 0x5D6C9F1C235E0
• Base-36: G6L2SXFNJ4

Squares and roots of 1643537716360672

• 1643537716360672 squared (1643537716360672²) is 2701216225100052726340388291584
• 1643537716360672 cubed (1643537716360672³) is 4439550745997335587668341028217749908046184448
• The square root of 1643537716360672 is 40540568.7720420617
• The cube root of 1643537716360672 is 118012.1053453021

Scales and comparisons

• 1,643,537,716,360,672 seconds is equal to 52,259,415 years, 30 weeks, 2 days, 16 hours, 37 minutes, 52 seconds.
• To count from 1 to 1,643,537,716,360,672 would take you about one hundred fifty-six million, seven hundred seventy-eight thousand, two hundred forty-six 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 1643537716360672 cubic inches would be around 9834.3 feet tall.

Recreational maths with 1643537716360672

• 1643537716360672 backwards is 2760636177353461
• The number of decimal digits it has is: 16
• The sum of 1643537716360672's digits is 67
• More coming soon!