129948

Names of 129948

• Cardinal: 129948 can be written as One hundred twenty-nine thousand, nine hundred forty-eight.

Scientific notation

• Scientific notation: 1.29948 × 10⁵

Factors of 129948

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 42

Divisors of 129948

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 12 13 14 17 21 26 28 34 39 42 49 51 52 68 78 84 91 98 102 119 147 156 182 196 204 221 238 273 294 357 364 442 476 546 588 637 663 714 833 884 1092 1274 1326 1428 1547 1666 1911 2499 2548 2652 3094 3332 3822 4641 4998 6188 7644 9282 9996 10829 18564 21658 32487 43316 64974 129948
• Sum of all divisors σ(n): 402192
• Sum of proper divisors (its aliquot sum) s(n): 272244
• 129948 is an abundant number, because the sum of its proper divisors (272244) is greater than itself. Its abundance is 142296

Bases of 129948

• Binary: 11111101110011100₂
• Hexadecimal: 0x1FB9C
• Base-36: 2S9O

Squares and roots of 129948

• 129948 squared (129948²) is 16886482704
• 129948 cubed (129948³) is 2194364654419392
• The square root of 129948 is 360.4830093081
• The cube root of 129948 is 50.6512148943

Scales and comparisons

• 129,948 seconds is equal to 1 day, 12 hours, 5 minutes, 48 seconds.
• To count from 1 to 129,948 would take you about twelve hours.

  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 129948 cubic inches would be around 4.2 feet tall.

Recreational maths with 129948

• 129948 backwards is 849921
• The number of decimal digits it has is: 6
• The sum of 129948's digits is 33
• More coming soon!