18016851906169779879

Names of 18016851906169779879

• Cardinal: 18016851906169779879 can be written as Eighteen quintillion, sixteen quadrillion, eight hundred fifty-one trillion, nine hundred six billion, one hundred sixty-nine million, seven hundred seventy-nine thousand, eight hundred seventy-nine.

Scientific notation

• Scientific notation: 1.8016851906169779879 × 10¹⁹

Factors of 18016851906169779879

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8129

Divisors of 18016851906169779879

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 27 109 327 981 2943 8017 11881 24051 35643 72153 106929 216459 320787 873853 1295029 2621559 3885087 7864677 11655261 23594031 34965783 64272289 95249977 192816867 285749931 578450601 857249793 1735351803 2571749379 7005679501 10382247493 21017038503 31146742479 63051115509 93440227437 189153346527 280320682311 763619065609 2290857196827 6872571590481 20617714771443 83234478151381 249703434454143 749110303362429 2247330910087287
• Sum of all divisors σ(n): 18017965201133898192
• Sum of proper divisors (its aliquot sum) s(n): 1113294964118313
• 18016851906169779879 is a deficient number, because the sum of its proper divisors (1113294964118313) is less than itself. Its deficiency is 18015738611205661566

Bases of 18016851906169779879

• Binary: 1111101000001000101101110101100111101110000100011011011010100111₂
• Hexadecimal: 0xFA08B759EE11B6A7
• Base-36: 3SVT4Z2S2GCRR

Squares and roots of 18016851906169779879

• 18016851906169779879 squared (18016851906169779879²) is 324606952608853630709152023955313254641
• 18016851906169779879 cubed (18016851906169779879³) is 5848395392866787938053695678193553785525502381526045168439
• The square root of 18016851906169779879 is 4244626238.6893124277
• 18016851906169779879 is a perfect cube number. Its cube root is 2621559

Scales and comparisons

• 18,016,851,906,169,779,879 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,016,851,906,169,779,879 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 18016851906169779879 cubic inches would be around 218463.3 feet tall.

Recreational maths with 18016851906169779879

• 18016851906169779879 backwards is 97897796160915861081
• The number of decimal digits it has is: 20
• The sum of 18016851906169779879's digits is 108
• More coming soon!