16645413962720

Names of 16645413962720

• Cardinal: 16645413962720 can be written as Sixteen trillion, six hundred forty-five billion, four hundred thirteen million, nine hundred sixty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.664541396272 × 10¹³

Factors of 16645413962720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1316179

Divisors of 16645413962720

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 80 160 84463 168926 337852 422315 675704 844630 1231709 1351408 1689260 2463418 2702816 3378520 4926836 6158545 6757040 9853672 12317090 13514080 19707344 24634180 39414688 49268360 98536720 197073440 104033837267 208067674534 416135349068 520169186335 832270698136 1040338372670 1664541396272 2080676745340 3329082792544 4161353490680 8322706981360 16645413962720
• Sum of all divisors σ(n): 39325288000320
• Sum of proper divisors (its aliquot sum) s(n): 22679874037600
• 16645413962720 is an abundant number, because the sum of its proper divisors (22679874037600) is greater than itself. Its abundance is 6034460074880

Bases of 16645413962720

• Binary: 11110010001110001111111111001000001111100000₂
• Hexadecimal: 0xF238FFC83E0
• Base-36: 5WESPP97K

Squares and roots of 16645413962720

• 16645413962720 squared (16645413962720²) is 277069805990313933549798400
• 16645413962720 cubed (16645413962720³) is 4611941617279293046585980541801115648000
• The square root of 16645413962720 is 4079879.1603085501
• The cube root of 16645413962720 is 25532.7856965185

Scales and comparisons

• 16,645,413,962,720 seconds is equal to 529,272 years, 35 weeks, 1 day, 4 hours, 45 minutes, 20 seconds.
• To count from 1 to 16,645,413,962,720 would take you about one million, three hundred twenty-three thousand, one hundred eighty-one 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 16645413962720 cubic inches would be around 2127.7 feet tall.

Recreational maths with 16645413962720

• 16645413962720 backwards is 02726931454661
• The number of decimal digits it has is: 14
• The sum of 16645413962720's digits is 56
• More coming soon!