31199961807

Names of 31199961807

• Cardinal: 31199961807 can be written as Thirty-one billion, one hundred ninety-nine million, nine hundred sixty-one thousand, eight hundred seven.

Scientific notation

• Scientific notation: 3.1199961807 × 10¹⁰

Factors of 31199961807

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 810

Divisors of 31199961807

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 9 17 19 21 27 37 51 57 63 111 119 133 153 171 189 259 323 333 357 361 399 459 513 629 703 727 777 969 999 1071 1083 1197 1887 2109 2181 2261 2331 2527 2907 3213 3249 3591 4403 4921 5089 5661 6137 6327 6543 6783 6993 7581 8721 9747 11951 12359 13209 13357 13813 14763 15267 16983 18411 18981 19629 20349 22743 26899 35853 37077 39627 40071 41439 42959 44289 45801 55233 61047 68229 80697 83657 86513 93499 96691 107559 111231 118881 120213 124317 128877 132867 137403 165699 188293 227069 234821 242091 250971 259539 262447 280497 290073 322677 333693 360639 372951 386631 457283 511081 564879 681207 704463 726273 752913 778617 787341 841491 870219 1159893 1371849 1533243 1589483 1643747 1694637 1837129 2043621 2113389 2258739 2335851 2362023 2524473 2610657 3200981 3577567 4115547 4461599 4599729 4768449 4931241 5083911 5511387 6130863 6340167 7086069 8688377 9602943 9710539 10732701 12346641 13384797 13799187 14305347 14793723 16534161 26065131 28808829 29131617 31231193 32198103 40154391 42916041 44381169 49602483 60818639 67973773 78195393 86426487 87394851 93693579 96594309 120463173 165079163 182455917 203921319 234586179 262184553 281080737 495237489 547367751 611763957 843242211 1155554141 1485712467 1642103253 1835291871 3466662423 4457137401 10399987269 31199961807
• Sum of all divisors σ(n): 60710307840
• Sum of proper divisors (its aliquot sum) s(n): 29510346033
• 31199961807 is a deficient number, because the sum of its proper divisors (29510346033) is less than itself. Its deficiency is 1689615774

Bases of 31199961807

• Binary: 11101000011101010011010001011001111₂
• Hexadecimal: 0x743A9A2CF
• Base-36: EBZNGLR

Squares and roots of 31199961807

• 31199961807 squared (31199961807²) is 973437616758258705249
• 31199961807 cubed (31199961807³) is 30371216464354774755594070424943
• The square root of 31199961807 is 176635.1092138819
• The cube root of 31199961807 is 3148.1205486873

Scales and comparisons

• 31,199,961,807 seconds is equal to 992 years, 3 weeks, 1 day, 16 hours, 3 minutes, 27 seconds.
• To count from 1 to 31,199,961,807 would take you about one thousand, nine hundred eighty-four 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 31199961807 cubic inches would be around 262.3 feet tall.

Recreational maths with 31199961807

• 31199961807 backwards is 70816999113
• The number of decimal digits it has is: 11
• The sum of 31199961807's digits is 54
• More coming soon!