14921091920

Names of 14921091920

• Cardinal: 14921091920 can be written as Fourteen billion, nine hundred twenty-one million, ninety-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.492109192 × 10¹⁰

Factors of 14921091920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1965

Divisors of 14921091920

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 49 56 70 80 98 112 140 196 245 280 392 490 560 784 980 1951 1960 3902 3920 7804 9755 13657 15608 19510 27314 31216 39020 54628 68285 78040 95599 109256 136570 156080 191198 218512 273140 382396 477995 546280 764792 955990 1092560 1529584 1911980 3806401 3823960 7612802 7647920 15225604 19032005 26644807 30451208 38064010 53289614 60902416 76128020 106579228 133224035 152256040 186513649 213158456 266448070 304512080 373027298 426316912 532896140 746054596 932568245 1065792280 1492109192 1865136490 2131584560 2984218384 3730272980 7460545960 14921091920
• Sum of all divisors σ(n): 40376158506
• Sum of proper divisors (its aliquot sum) s(n): 25455066586
• 14921091920 is an abundant number, because the sum of its proper divisors (25455066586) is greater than itself. Its abundance is 10533974666

Bases of 14921091920

• Binary: 1101111001010111011100101101010000₂
• Hexadecimal: 0x3795DCB50
• Base-36: 6URMS7K

Squares and roots of 14921091920

• 14921091920 squared (14921091920²) is 222638984085089286400
• 14921091920 cubed (14921091920³) is 3322016746509034343781605888000
• The square root of 14921091920 is 122151.9214748585
• The cube root of 14921091920 is 2461.8799343043

Scales and comparisons

• 14,921,091,920 seconds is equal to 474 years, 23 weeks, 19 hours, 45 minutes, 20 seconds.
• To count from 1 to 14,921,091,920 would take you about nine hundred forty-eight 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 14921091920 cubic inches would be around 205.2 feet tall.

Recreational maths with 14921091920

• 14921091920 backwards is 02919012941
• The number of decimal digits it has is: 11
• The sum of 14921091920's digits is 38
• More coming soon!