31447123911

Names of 31447123911

• Cardinal: 31447123911 can be written as Thirty-one billion, four hundred forty-seven million, one hundred twenty-three thousand, nine hundred eleven.

Scientific notation

• Scientific notation: 3.1447123911 × 10¹⁰

Factors of 31447123911

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 164

Divisors of 31447123911

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 9 21 23 27 49 63 69 131 147 161 189 207 343 393 441 483 529 621 917 1029 1127 1179 1323 1449 1587 2401 2751 3013 3087 3381 3537 3703 4347 4761 6419 7203 7889 8253 9039 9261 10143 11109 14283 16807 19257 21091 21609 23667 24759 25921 27117 30429 33327 44933 50421 55223 57771 63273 64827 69299 71001 77763 81351 99981 134799 147637 151263 165669 173313 181447 189819 207897 213003 233289 314531 386561 404397 442911 453789 485093 497007 544341 569457 623691 699867 943593 1033459 1159683 1213191 1270129 1328733 1455279 1491021 1633023 1871073 2201717 2830779 3100377 3395651 3479049 3810387 3986199 4365837 4899069 6605151 7234213 8492337 8890903 9301131 10186953 10437147 11431161 13097511 19815453 21702639 23769557 26672709 27903393 30560859 34293483 50639491 59446359 65107917 71308671 80018127 91682577 151918473 166386899 195323751 213926013 240054381 455755419 499160697 641778039 1164708293 1367266257 1497482091 3494124879 4492446273 10482374637 31447123911
• Sum of all divisors σ(n): 57252222720
• Sum of proper divisors (its aliquot sum) s(n): 25805098809
• 31447123911 is a deficient number, because the sum of its proper divisors (25805098809) is less than itself. Its deficiency is 5642025102

Bases of 31447123911

• Binary: 11101010010011001010000011111000111₂
• Hexadecimal: 0x7526507C7
• Base-36: EG2T03R

Squares and roots of 31447123911

• 31447123911 squared (31447123911²) is 988921602273787935921
• 31447123911 cubed (31447123911³) is 31098740164968468568244614907031
• The square root of 31447123911 is 177333.3694232419
• The cube root of 31447123911 is 3156.4116959563

Scales and comparisons

• 31,447,123,911 seconds is equal to 999 years, 47 weeks, 6 days, 8 hours, 11 minutes, 51 seconds.
• To count from 1 to 31,447,123,911 would take you about one thousand, nine hundred ninety-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 31447123911 cubic inches would be around 263 feet tall.

Recreational maths with 31447123911

• 31447123911 backwards is 11932174413
• The number of decimal digits it has is: 11
• The sum of 31447123911's digits is 36
• More coming soon!