133389440

Names of 133389440

• Cardinal: 133389440 can be written as One hundred thirty-three million, three hundred eighty-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.3338944 × 10⁸

Factors of 133389440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 218

Divisors of 133389440

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 37 40 43 64 74 80 86 128 131 148 160 172 185 215 262 296 320 344 370 430 524 592 640 655 688 740 860 1048 1184 1310 1376 1480 1591 1720 2096 2368 2620 2752 2960 3182 3440 4192 4736 4847 5240 5504 5633 5920 6364 6880 7955 8384 9694 10480 11266 11840 12728 13760 15910 16768 19388 20960 22532 23680 24235 25456 27520 28165 31820 38776 41920 45064 48470 50912 56330 63640 77552 83840 90128 96940 101824 112660 127280 155104 180256 193880 203648 208421 225320 254560 310208 360512 387760 416842 450640 509120 620416 721024 775520 833684 901280 1018240 1042105 1551040 1667368 1802560 2084210 3102080 3334736 3605120 4168420 6669472 8336840 13338944 16673680 26677888 33347360 66694720 133389440
• Sum of all divisors σ(n): 337677120
• Sum of proper divisors (its aliquot sum) s(n): 204287680
• 133389440 is an abundant number, because the sum of its proper divisors (204287680) is greater than itself. Its abundance is 70898240

Bases of 133389440

• Binary: 111111100110101110010000000₂
• Hexadecimal: 0x7F35C80
• Base-36: 27EZY8

Squares and roots of 133389440

• 133389440 squared (133389440²) is 17792742703513600
• 133389440 cubed (133389440³) is 2373363985285765136384000
• The square root of 133389440 is 11549.4346181967
• The cube root of 133389440 is 510.9446033265

Scales and comparisons

• 133,389,440 seconds is equal to 4 years, 12 weeks, 3 days, 20 hours, 37 minutes, 20 seconds.
• To count from 1 to 133,389,440 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 133389440 cubic inches would be around 42.6 feet tall.

Recreational maths with 133389440

• 133389440 backwards is 044983331
• The number of decimal digits it has is: 9
• The sum of 133389440's digits is 35
• More coming soon!