16397945239233850040

Names of 16397945239233850040

• Cardinal: 16397945239233850040 can be written as Sixteen quintillion, three hundred ninety-seven quadrillion, nine hundred forty-five trillion, two hundred thirty-nine billion, two hundred thirty-three million, eight hundred fifty thousand and forty.

Scientific notation

• Scientific notation: 1.639794523923385004 × 10¹⁹

Factors of 16397945239233850040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1428392442442028

Divisors of 16397945239233850040

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 41 56 70 82 140 164 205 280 287 328 410 574 820 1148 1435 1640 2296 2870 5740 11480 1428392442441973 2856784884883946 5713569769767892 7141962212209865 9998747097093811 11427139539535784 14283924424419730 19997494194187622 28567848848839460 39994988388375244 49993735485469055 57135697697678920 58564090140120893 79989976776750488 99987470970938110 117128180280241786 199974941941876220 234256360560483572 292820450700604465 399949883883752440 409948630980846251 468512721120967144 585640901401208930 819897261961692502 1171281802802417860 1639794523923385004 2049743154904231255 2342563605604835720 3279589047846770008 4099486309808462510 8198972619616925020 16397945239233850040
• Sum of all divisors σ(n): 43194587459445293760
• Sum of proper divisors (its aliquot sum) s(n): 26796642220211443720
• 16397945239233850040 is an abundant number, because the sum of its proper divisors (26796642220211443720) is greater than itself. Its abundance is 10398696980977593680

Bases of 16397945239233850040

• Binary: 1110001110010001001101000101000010100110110101110110101010111000₂
• Hexadecimal: 0xE3913450A6D76AB8
• Base-36: 3GL0QGF3K9SXK

Squares and roots of 16397945239233850040

• 16397945239233850040 squared (16397945239233850040²) is 268892608068912087421170604961208001600
• 16397945239233850040 cubed (16397945239233850040³) is 4409286262348790494990155723830314772342427072022480064000
• The square root of 16397945239233850040 is 4049437644.8136412859
• The cube root of 16397945239233850040 is 2540562.0740948157

Scales and comparisons

• 16,397,945,239,233,850,040 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 16,397,945,239,233,850,040 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 16397945239233850040 cubic inches would be around 211713.5 feet tall.

Recreational maths with 16397945239233850040

• 16397945239233850040 backwards is 04005833293254979361
• The number of decimal digits it has is: 20
• The sum of 16397945239233850040's digits is 83
• More coming soon!