18949588308

Names of 18949588308

• Cardinal: 18949588308 can be written as Eighteen billion, nine hundred forty-nine million, five hundred eighty-eight thousand, three hundred eight.

Scientific notation

• Scientific notation: 1.8949588308 × 10¹⁰

Factors of 18949588308

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 12948

Divisors of 18949588308

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 84 98 108 126 147 189 196 252 283 294 378 441 566 588 756 849 882 1132 1323 1698 1764 1981 2547 2646 3396 3962 5094 5292 5943 7641 7924 10188 11886 12653 13867 15282 17829 23772 25306 27734 30564 35658 37959 41601 50612 53487 55468 71316 75918 83202 88571 106974 113877 124803 151836 166404 177142 213948 227754 249606 265713 341631 354284 374409 455508 499212 531426 619997 683262 748818 797139 1062852 1239994 1366524 1497636 1594278 1859991 2391417 2479988 3188556 3580799 3719982 4782834 5579973 7161598 7439964 9565668 10742397 11159946 14323196 16739919 21484794 22319892 25065593 32227191 33479838 42969588 50131186 64454382 66959676 75196779 96681573 100262372 128908764 150393558 175459151 193363146 225590337 300787116 350918302 386726292 451180674 526377453 676771011 701836604 902361348 1052754906 1353542022 1579132359 2105509812 2707084044 3158264718 4737397077 6316529436 9474794154 18949588308
• Sum of all divisors σ(n): 57356026560
• Sum of proper divisors (its aliquot sum) s(n): 38406438252
• 18949588308 is an abundant number, because the sum of its proper divisors (38406438252) is greater than itself. Its abundance is 19456849944

Bases of 18949588308

• Binary: 10001101001011110111100010101010100₂
• Hexadecimal: 0x4697BC554
• Base-36: 8PE3FX0

Squares and roots of 18949588308

• 18949588308 squared (18949588308²) is 359086897042690302864
• 18949588308 cubed (18949588308³) is 6804548865756163940016633314112
• The square root of 18949588308 is 137657.5036385595
• The cube root of 18949588308 is 2666.0395822637

Scales and comparisons

• 18,949,588,308 seconds is equal to 602 years, 27 weeks, 6 days, 22 hours, 31 minutes, 48 seconds.
• To count from 1 to 18,949,588,308 would take you about one thousand, two hundred 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 18949588308 cubic inches would be around 222.2 feet tall.

Recreational maths with 18949588308

• 18949588308 backwards is 80388594981
• 18949588308 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18949588308's digits is 63
• More coming soon!