1681615415168

Names of 1681615415168

• Cardinal: 1681615415168 can be written as One trillion, six hundred eighty-one billion, six hundred fifteen million, four hundred fifteen thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 1.681615415168 × 10¹²

Factors of 1681615415168

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 77737414

Divisors of 1681615415168

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 104 128 169 208 338 416 676 832 1352 1664 2704 5408 10816 21632 77737399 155474798 310949596 621899192 1010586187 1243798384 2021172374 2487596768 4042344748 4975193536 8084689496 9950387072 13137620431 16169378992 26275240862 32338757984 52550481724 64677515968 105100963448 129355031936 210201926896 420403853792 840807707584 1681615415168
• Sum of all divisors σ(n): 3627615771000
• Sum of proper divisors (its aliquot sum) s(n): 1946000355832
• 1681615415168 is an abundant number, because the sum of its proper divisors (1946000355832) is greater than itself. Its abundance is 264384940664

Bases of 1681615415168

• Binary: 11000011110001000000101101110011110000000₂
• Hexadecimal: 0x1878816E780
• Base-36: LGIUEEM8

Squares and roots of 1681615415168

• 1681615415168 squared (1681615415168²) is 2827830404530645004468224
• 1681615415168 cubed (1681615415168³) is 4755323199739493987367657716823621632
• The square root of 1681615415168 is 1296771.1498826615
• The cube root of 1681615415168 is 11891.6529633565

Scales and comparisons

• 1,681,615,415,168 seconds is equal to 53,470 years, 8 weeks, 5 days, 9 hours, 6 minutes, 8 seconds.
• To count from 1 to 1,681,615,415,168 would take you about one hundred thirty-three thousand, six hundred seventy-five 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 1681615415168 cubic inches would be around 991 feet tall.

Recreational maths with 1681615415168

• 1681615415168 backwards is 8615145161861
• The number of decimal digits it has is: 13
• The sum of 1681615415168's digits is 53
• More coming soon!