133668216

Names of 133668216

• Cardinal: 133668216 can be written as One hundred thirty-three million, six hundred sixty-eight thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.33668216 × 10⁸

Factors of 133668216

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 312

Divisors of 133668216

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 18 22 24 33 36 44 66 67 72 88 99 121 132 134 198 201 229 242 264 268 363 396 402 458 484 536 603 687 726 737 792 804 916 968 1089 1206 1374 1452 1474 1608 1832 2061 2178 2211 2412 2519 2748 2904 2948 4122 4356 4422 4824 5038 5496 5896 6633 7557 8107 8244 8712 8844 10076 13266 15114 15343 16214 16488 17688 20152 22671 24321 26532 27709 30228 30686 32428 45342 46029 48642 53064 55418 60456 61372 64856 72963 83127 90684 92058 97284 110836 122744 138087 145926 166254 168773 181368 184116 194568 221672 249381 276174 291852 332508 337546 368232 498762 506319 552348 583704 665016 675092 997524 1012638 1104696 1350184 1518957 1856503 1995048 2025276 3037914 3713006 4050552 5569509 6075828 7426012 11139018 12151656 14852024 16708527 22278036 33417054 44556072 66834108 133668216
• Sum of all divisors σ(n): 405623400
• Sum of proper divisors (its aliquot sum) s(n): 271955184
• 133668216 is an abundant number, because the sum of its proper divisors (271955184) is greater than itself. Its abundance is 138286968

Bases of 133668216

• Binary: 111111101111001110101111000₂
• Hexadecimal: 0x7F79D78
• Base-36: 27KZ20

Squares and roots of 133668216

• 133668216 squared (133668216²) is 17867191968622656
• 133668216 cubed (133668216³) is 2388275675375318404701696
• The square root of 133668216 is 11561.4971348871
• The cube root of 133668216 is 511.3003035931

Scales and comparisons

• 133,668,216 seconds is equal to 4 years, 13 weeks, 2 hours, 3 minutes, 36 seconds.
• To count from 1 to 133,668,216 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 133668216 cubic inches would be around 42.6 feet tall.

Recreational maths with 133668216

• 133668216 backwards is 612866331
• 133668216 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 133668216's digits is 36
• More coming soon!