31940956905

Names of 31940956905

• Cardinal: 31940956905 can be written as Thirty-one billion, nine hundred forty million, nine hundred fifty-six thousand, nine hundred five.

Scientific notation

• Scientific notation: 3.1940956905 × 10¹⁰

Factors of 31940956905

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 218

Divisors of 31940956905

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 11 13 15 19 33 39 55 57 65 95 143 165 167 169 195 209 247 285 361 429 501 507 627 715 741 835 845 1045 1083 1235 1805 1837 1859 2145 2171 2505 2535 2717 3135 3173 3211 3705 3971 4693 5415 5511 5577 6513 6859 8151 9185 9295 9519 9633 10855 11913 13585 14079 15865 16055 19855 20577 23465 23881 27555 27885 28223 32565 34295 34903 35321 40755 41249 47595 48165 51623 59565 60287 61009 70395 71643 75449 84669 89167 102885 104709 105963 119405 123747 141115 154869 174515 176605 180861 183027 206245 226347 258115 267501 301435 305045 310453 358215 377245 423345 445835 453739 523545 529815 536237 618735 663157 671099 774345 783731 904305 915135 931359 980837 1131735 1145453 1159171 1337505 1361217 1552265 1608711 1989471 2013297 2268695 2351193 2681185 2942511 3315785 3355495 3436359 3477513 3918655 4656795 4904185 5727265 5795855 5898607 6806085 8043555 8621041 9947355 10066485 10188503 11755965 12599983 12750881 14712555 14890889 17181795 17387565 17695821 25863123 29493035 30565509 37799949 38252643 43105205 44672667 50942515 62999915 63754405 74454445 88479105 112073533 129315615 152827545 163799779 188999745 191263215 193581557 223363335 336220599 491399337 560367665 580744671 818998895 967907785 1681102995 2129397127 2456996685 2903723355 6388191381 10646985635 31940956905
• Sum of all divisors σ(n): 64104929280
• Sum of proper divisors (its aliquot sum) s(n): 32163972375
• 31940956905 is an abundant number, because the sum of its proper divisors (32163972375) is greater than itself. Its abundance is 223015470

Bases of 31940956905

• Binary: 11101101111110101000101001011101001₂
• Hexadecimal: 0x76FD452E9
• Base-36: EO8TK2X

Squares and roots of 31940956905

• 31940956905 squared (31940956905²) is 1020224728007067179025
• 31940956905 cubed (31940956905³) is 32586954070689079300677444917625
• The square root of 31940956905 is 178720.3315378527
• The cube root of 31940956905 is 3172.8482961403

Scales and comparisons

• 31,940,956,905 seconds is equal to 1,015 years, 32 weeks, 3 days, 1 minute, 45 seconds.
• To count from 1 to 31,940,956,905 would take you about two thousand and thirty-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 31940956905 cubic inches would be around 264.4 feet tall.

Recreational maths with 31940956905

• 31940956905 backwards is 50965904913
• The number of decimal digits it has is: 11
• The sum of 31940956905's digits is 51
• More coming soon!