18809123149089

Names of 18809123149089

• Cardinal: 18809123149089 can be written as Eighteen trillion, eight hundred nine billion, one hundred twenty-three million, one hundred forty-nine thousand and eighty-nine.

Scientific notation

• Scientific notation: 1.8809123149089 × 10¹³

Factors of 18809123149089

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2057

Divisors of 18809123149089

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 9 13 21 27 39 63 91 117 169 189 273 351 507 653 819 1183 1381 1521 1959 2457 3549 4143 4563 4571 5877 8489 9667 10647 12429 13713 17631 17953 25467 29001 31941 37287 41139 53859 59423 76401 87003 110357 123417 125671 161577 178269 229203 233389 261009 331071 377013 426409 484731 534807 700167 772499 901793 993213 1131039 1279227 1604421 1633723 2100501 2317497 2705379 2979639 2984863 3393117 3837681 4901169 5543317 6301503 6312551 6952491 8116137 8954589 11513043 11723309 14703507 16629951 18937653 20857473 24348411 26863767 35169927 38803219 44110521 49889853 56812959 72063121 80591301 82063163 105509781 116409657 149669559 152403017 170438877 216189363 246189489 316529343 349228971 457209051 504441847 588870829 648568089 738568467 1047686913 1066821119 1371627153 1513325541 1766612487 1945704267 2215705401 3200463357 4114881459 4122095803 4539976623 5299837461 7655320777 9601390071 12366287409 13619929869 15899512383 22965962331 28804170213 37098862227 53587245439 68897886993 99519170101 111296586681 160761736317 206693660979 298557510303 482285208951 696634190707 895672530909 1446855626853 2089902572121 2687017592727 6269707716363 18809123149089
• Sum of all divisors σ(n): 34562174424960
• Sum of proper divisors (its aliquot sum) s(n): 15753051275871
• 18809123149089 is a deficient number, because the sum of its proper divisors (15753051275871) is less than itself. Its deficiency is 3056071873218

Bases of 18809123149089

• Binary: 100010001101101010111000110101001010100100001₂
• Hexadecimal: 0x111B571A9521
• Base-36: 6O0SIAAE9

Squares and roots of 18809123149089

• 18809123149089 squared (18809123149089²) is 353783113637595700121529921
• 18809123149089 cubed (18809123149089³) is 6654350152477685576972476567688057391969
• The square root of 18809123149089 is 4336948.5988525389
• The cube root of 18809123149089 is 26594.3583627249

Scales and comparisons

• 18,809,123,149,089 seconds is equal to 598,071 years, 48 weeks, 4 days, 14 hours, 18 minutes, 9 seconds.
• To count from 1 to 18,809,123,149,089 would take you about one million, four hundred ninety-five thousand, one hundred seventy-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 18809123149089 cubic inches would be around 2216.2 feet tall.

Recreational maths with 18809123149089

• 18809123149089 backwards is 98094132190881
• 18809123149089 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18809123149089's digits is 63
• More coming soon!