1318905159

Names of 1318905159

• Cardinal: 1318905159 can be written as One billion, three hundred eighteen million, nine hundred five thousand, one hundred fifty-nine.

Scientific notation

• Scientific notation: 1.318905159 × 10⁹

Factors of 1318905159

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 213

Divisors of 1318905159

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 11 13 19 33 39 43 53 57 71 129 143 159 209 213 247 429 473 559 583 627 689 741 781 817 923 1007 1349 1419 1677 1749 2067 2279 2343 2451 2717 2769 3021 3053 3763 4047 6149 6837 7579 8151 8987 9159 10153 10621 11077 11289 13091 14839 17537 18447 22737 25069 26961 29627 30459 31863 33231 33583 39273 39689 41393 43301 44517 48919 52611 58007 71497 75207 88881 100749 116831 119067 124179 129903 144001 146757 161809 174021 192907 214491 325897 350493 432003 436579 476311 485427 538109 562913 578721 638077 754091 786467 929461 977691 1309737 1428933 1614327 1688739 1779899 1914231 2103517 2262273 2359401 2788383 3074371 5339697 6192043 6310551 8295001 9223113 10224071 18576129 23138687 24885003 30672213 33818081 39966823 69416061 101454243 119900469 439635053 1318905159
• Sum of all divisors σ(n): 2299207680
• Sum of proper divisors (its aliquot sum) s(n): 980302521
• 1318905159 is a deficient number, because the sum of its proper divisors (980302521) is less than itself. Its deficiency is 338602638

Bases of 1318905159

• Binary: 1001110100111001110010101000111₂
• Hexadecimal: 0x4E9CE547
• Base-36: LT8PQF

Squares and roots of 1318905159

• 1318905159 squared (1318905159²) is 1739510818436815281
• 1318905159 cubed (1318905159³) is 2294249792572627989640934679
• The square root of 1318905159 is 36316.7338702147
• The cube root of 1318905159 is 1096.6579442195

Scales and comparisons

• 1,318,905,159 seconds is equal to 41 years, 48 weeks, 5 days, 2 hours, 32 minutes, 39 seconds.
• To count from 1 to 1,318,905,159 would take you about eighty-three 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 1318905159 cubic inches would be around 91.4 feet tall.

Recreational maths with 1318905159

• 1318905159 backwards is 9515098131
• The number of decimal digits it has is: 10
• The sum of 1318905159's digits is 42
• More coming soon!