135906400

Names of 135906400

• Cardinal: 135906400 can be written as One hundred thirty-five million, nine hundred six thousand, four hundred.

Scientific notation

• Scientific notation: 1.359064 × 10⁸

Factors of 135906400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3481

Divisors of 135906400

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 49 50 56 70 80 98 100 112 140 160 175 196 200 224 245 280 350 392 400 490 560 700 784 800 980 1120 1225 1400 1568 1960 2450 2800 3467 3920 4900 5600 6934 7840 9800 13868 17335 19600 24269 27736 34670 39200 48538 55472 69340 86675 97076 110944 121345 138680 169883 173350 194152 242690 277360 339766 346700 388304 485380 554720 606725 679532 693400 776608 849415 970760 1213450 1359064 1386800 1698830 1941520 2426900 2718128 2773600 3397660 3883040 4247075 4853800 5436256 6795320 8494150 9707600 13590640 16988300 19415200 27181280 33976600 67953200 135906400
• Sum of all divisors σ(n): 386061228
• Sum of proper divisors (its aliquot sum) s(n): 250154828
• 135906400 is an abundant number, because the sum of its proper divisors (250154828) is greater than itself. Its abundance is 114248428

Bases of 135906400

• Binary: 1000000110011100010001100000₂
• Hexadecimal: 0x819C460
• Base-36: 28WY1S

Squares and roots of 135906400

• 135906400 squared (135906400²) is 18470549560960000
• 135906400 cubed (135906400³) is 2510265896851654144000000
• The square root of 135906400 is 11657.8900320769
• The cube root of 135906400 is 514.1383146067

Scales and comparisons

• 135,906,400 seconds is equal to 4 years, 16 weeks, 4 days, 23 hours, 46 minutes, 40 seconds.
• To count from 1 to 135,906,400 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 135906400 cubic inches would be around 42.8 feet tall.

Recreational maths with 135906400

• 135906400 backwards is 004609531
• 135906400 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 135906400's digits is 28
• More coming soon!