133355820

Names of 133355820

• Cardinal: 133355820 can be written as One hundred thirty-three million, three hundred fifty-five thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.3335582 × 10⁸

Factors of 133355820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 242

Divisors of 133355820

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 10 12 13 15 17 20 26 30 34 39 51 52 60 65 68 78 85 89 102 113 130 156 170 178 195 204 221 226 255 260 267 339 340 356 390 442 445 452 510 534 565 663 678 780 884 890 1020 1068 1105 1130 1157 1326 1335 1356 1469 1513 1695 1780 1921 2210 2260 2314 2652 2670 2938 3026 3315 3390 3471 3842 4407 4420 4539 4628 5340 5763 5785 5876 6052 6630 6780 6942 7345 7565 7684 8814 9078 9605 10057 11526 11570 13260 13884 14690 15130 17355 17628 18156 19210 19669 20114 22035 22695 23052 23140 24973 28815 29380 30171 30260 34710 38420 39338 40228 44070 45390 49946 50285 57630 59007 60342 69420 74919 78676 88140 90780 98345 99892 100570 115260 118014 120684 124865 130741 149838 150855 170969 196690 201140 236028 249730 261482 295035 299676 301710 341938 374595 392223 393380 499460 512907 522964 590070 603420 653705 683876 749190 784446 854845 1025814 1180140 1307410 1498380 1568892 1709690 1961115 2051628 2222597 2564535 2614820 3419380 3922230 4445194 5129070 6667791 7844460 8890388 10258140 11112985 13335582 22225970 26671164 33338955 44451940 66677910 133355820
• Sum of all divisors σ(n): 434367360
• Sum of proper divisors (its aliquot sum) s(n): 301011540
• 133355820 is an abundant number, because the sum of its proper divisors (301011540) is greater than itself. Its abundance is 167655720

Bases of 133355820

• Binary: 111111100101101100100101100₂
• Hexadecimal: 0x7F2D92C
• Base-36: 27EA0C

Squares and roots of 133355820

• 133355820 squared (133355820²) is 17783774727872400
• 133355820 cubed (133355820³) is 2371569861530700757368000
• The square root of 133355820 is 11547.9790439713
• The cube root of 133355820 is 510.9016728893

Scales and comparisons

• 133,355,820 seconds is equal to 4 years, 12 weeks, 3 days, 11 hours, 17 minutes.
• To count from 1 to 133,355,820 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 133355820 cubic inches would be around 42.6 feet tall.

Recreational maths with 133355820

• 133355820 backwards is 028553331
• 133355820 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 133355820's digits is 30
• More coming soon!