135142784

Names of 135142784

• Cardinal: 135142784 can be written as One hundred thirty-five million, one hundred forty-two thousand, seven hundred eighty-four.

Scientific notation

• Scientific notation: 1.35142784 × 10⁸

Factors of 135142784

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 781

Divisors of 135142784

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 14 16 28 29 32 49 56 58 64 98 112 116 128 196 203 224 232 392 406 448 464 743 784 812 896 928 1421 1486 1568 1624 1856 2842 2972 3136 3248 3712 5201 5684 5944 6272 6496 10402 11368 11888 12992 20804 21547 22736 23776 25984 36407 41608 43094 45472 47552 72814 83216 86188 90944 95104 145628 150829 166432 172376 181888 291256 301658 332864 344752 582512 603316 665728 689504 1055803 1165024 1206632 1379008 2111606 2330048 2413264 2758016 4223212 4660096 4826528 8446424 9653056 16892848 19306112 33785696 67571392 135142784
• Sum of all divisors σ(n): 324421200
• Sum of proper divisors (its aliquot sum) s(n): 189278416
• 135142784 is an abundant number, because the sum of its proper divisors (189278416) is greater than itself. Its abundance is 54135632

Bases of 135142784

• Binary: 1000000011100001110110000000₂
• Hexadecimal: 0x80E1D80
• Base-36: 28GKU8

Squares and roots of 135142784

• 135142784 squared (135142784²) is 18263572067270656
• 135142784 cubed (135142784³) is 2468189974955591733346304
• The square root of 135142784 is 11625.0928598441
• The cube root of 135142784 is 513.1735774679

Scales and comparisons

• 135,142,784 seconds is equal to 4 years, 15 weeks, 3 days, 3 hours, 39 minutes, 44 seconds.
• To count from 1 to 135,142,784 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 135142784 cubic inches would be around 42.8 feet tall.

Recreational maths with 135142784

• 135142784 backwards is 487241531
• The number of decimal digits it has is: 9
• The sum of 135142784's digits is 35
• More coming soon!