42997155561945

Names of 42997155561945

• Cardinal: 42997155561945 can be written as Forty-two trillion, nine hundred ninety-seven billion, one hundred fifty-five million, five hundred sixty-one thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 4.2997155561945 × 10¹³

Factors of 42997155561945

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7813105

Divisors of 42997155561945

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 9 13 15 27 39 45 65 117 135 195 351 585 1755 3137 9411 15685 28233 40781 47055 84699 122343 141165 203905 367029 423495 611715 1101087 1835145 5505435 7809947 23429841 39049735 70289523 101529311 117149205 210868569 304587933 351447615 507646555 913763799 1054342845 1522939665 2741291397 4568818995 13706456985 24499803739 73499411217 122499018695 220498233651 318497448607 367497056085 661494700953 955492345821 1102491168255 1592487243035 2866477037463 3307473504765 4777461729105 8599431112389 14332385187315 42997155561945
• Sum of all divisors σ(n): 82345592528640
• Sum of proper divisors (its aliquot sum) s(n): 39348436966695
• 42997155561945 is a deficient number, because the sum of its proper divisors (39348436966695) is less than itself. Its deficiency is 3648718595250

Bases of 42997155561945

• Binary: 1001110001101100001110001011110000000111011001₂
• Hexadecimal: 0x271B0E2F01D9
• Base-36: F8OMC9N89

Squares and roots of 42997155561945

• 42997155561945 squared (42997155561945²) is 1848755386418097848732183025
• 42997155561945 cubed (42997155561945³) is 79491222945802693627822222620100464983625
• The square root of 42997155561945 is 6557221.6343467451
• The cube root of 42997155561945 is 35033.2080908049

Scales and comparisons

• 42,997,155,561,945 seconds is equal to 1,367,176 years, 28 weeks, 3 days, 10 hours, 45 minutes, 45 seconds.
• To count from 1 to 42,997,155,561,945 would take you about three million, four hundred seventeen thousand, nine hundred forty-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 42997155561945 cubic inches would be around 2919.4 feet tall.

Recreational maths with 42997155561945

• 42997155561945 backwards is 54916555179924
• The number of decimal digits it has is: 14
• The sum of 42997155561945's digits is 72
• More coming soon!