31065120009

Names of 31065120009

• Cardinal: 31065120009 can be written as Thirty-one billion, sixty-five million, one hundred twenty thousand and nine.

Scientific notation

• Scientific notation: 3.1065120009 × 10¹⁰

Factors of 31065120009

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 130

Divisors of 31065120009

• Number of divisors d(n): 135
• Complete list of divisors:
  1 3 7 9 11 21 33 49 63 77 99 109 121 147 231 327 343 363 441 539 693 763 847 981 1029 1089 1199 1617 2289 2401 2541 3087 3597 3773 4851 5341 5929 6867 7203 7623 8393 10791 11319 11881 13189 16023 17787 21609 25179 26411 33957 35643 37387 39567 41503 48069 53361 58751 75537 79233 83167 92323 106929 112161 118701 124509 130691 176253 237699 249501 261709 276969 290521 336483 373527 392073 411257 528759 582169 646261 748503 785127 830907 871563 914837 1176219 1233771 1437601 1746507 1938783 2355381 2614689 2744511 2878799 3701313 4075183 4312803 4523827 5239521 5816349 6403859 8233533 8636397 10063207 12225549 12938409 13571481 19211577 25909191 28526281 30189621 31666789 36676647 40714443 44827013 57634731 70442449 85578843 90568863 95000367 134481039 211327347 256736529 285001101 313789091 403443117 493097143 633982041 941367273 1479291429 2824101819 3451680001 4437874287 10355040003 31065120009
• Sum of all divisors σ(n): 58071561639
• Sum of proper divisors (its aliquot sum) s(n): 27006441630
• 31065120009 is a deficient number, because the sum of its proper divisors (27006441630) is less than itself. Its deficiency is 4058678379

Bases of 31065120009

• Binary: 11100111011101000000001110100001001₂
• Hexadecimal: 0x73BA01D09
• Base-36: E9RDC09

Squares and roots of 31065120009

• 31065120009 squared (31065120009²) is 965041681173572160081
• 31065120009 cubed (31065120009³) is 29979135639344135112137624160729
• 31065120009 is a perfect square number. Its square root is 176253
• The cube root of 31065120009 is 3143.5787562899

Scales and comparisons

• 31,065,120,009 seconds is equal to 987 years, 40 weeks, 2 days, 9 seconds.
• To count from 1 to 31,065,120,009 would take you about one thousand, nine 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 31065120009 cubic inches would be around 262 feet tall.

Recreational maths with 31065120009

• 31065120009 backwards is 90002156013
• The number of decimal digits it has is: 11
• The sum of 31065120009's digits is 27
• More coming soon!