133819980

Names of 133819980

• Cardinal: 133819980 can be written as One hundred thirty-three million, eight hundred nineteen thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.3381998 × 10⁸

Factors of 133819980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2019

Divisors of 133819980

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 23 28 30 35 42 46 49 60 69 70 84 92 98 105 115 138 140 147 161 196 210 230 245 276 294 322 345 420 460 483 490 588 644 690 735 805 966 980 1127 1380 1470 1610 1932 1979 2254 2415 2940 3220 3381 3958 4508 4830 5635 5937 6762 7916 9660 9895 11270 11874 13524 13853 16905 19790 22540 23748 27706 29685 33810 39580 41559 45517 55412 59370 67620 69265 83118 91034 96971 118740 136551 138530 166236 182068 193942 207795 227585 273102 277060 290913 318619 387884 415590 455170 484855 546204 581826 637238 682755 831180 910340 955857 969710 1163652 1274476 1365510 1454565 1593095 1911714 1939420 2230333 2731020 2909130 3186190 3823428 4460666 4779285 5818260 6372380 6690999 8921332 9558570 11151665 13381998 19117140 22303330 26763996 33454995 44606660 66909990 133819980
• Sum of all divisors σ(n): 455051520
• Sum of proper divisors (its aliquot sum) s(n): 321231540
• 133819980 is an abundant number, because the sum of its proper divisors (321231540) is greater than itself. Its abundance is 187411560

Bases of 133819980

• Binary: 111111110011110111001001100₂
• Hexadecimal: 0x7F9EE4C
• Base-36: 27O85O

Squares and roots of 133819980

• 133819980 squared (133819980²) is 17907787047200400
• 133819980 cubed (133819980³) is 2396419704500616583992000
• The square root of 133819980 is 11568.0586098099
• The cube root of 133819980 is 511.4937368383

Scales and comparisons

• 133,819,980 seconds is equal to 4 years, 13 weeks, 1 day, 20 hours, 13 minutes.
• To count from 1 to 133,819,980 would take you about six 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 133819980 cubic inches would be around 42.6 feet tall.

Recreational maths with 133819980

• 133819980 backwards is 089918331
• 133819980 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 133819980's digits is 42
• More coming soon!