1338236928

Names of 1338236928

• Cardinal: 1338236928 can be written as One billion, three hundred thirty-eight million, two hundred thirty-six thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.338236928 × 10⁹

Factors of 1338236928

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 2605

Divisors of 1338236928

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 64 72 84 96 112 126 128 144 168 192 224 252 256 288 336 384 448 504 512 576 672 768 896 1008 1024 1152 1344 1536 1792 2016 2048 2304 2593 2688 3072 3584 4032 4096 4608 5186 5376 6144 7168 7779 8064 8192 9216 10372 10752 12288 14336 15558 16128 18151 18432 20744 21504 23337 24576 28672 31116 32256 36302 36864 41488 43008 46674 54453 57344 62232 64512 72604 73728 82976 86016 93348 108906 124464 129024 145208 163359 165952 172032 186696 217812 248928 258048 290416 326718 331904 373392 435624 497856 516096 580832 653436 663808 746784 871248 995712 1161664 1306872 1327616 1493568 1742496 1991424 2323328 2613744 2655232 2987136 3484992 3982848 4646656 5227488 5310464 5974272 6969984 7965696 9293312 10454976 10620928 11948544 13939968 15931392 18586624 20909952 21241856 23897088 27879936 31862784 37173248 41819904 47794176 55759872 63725568 74346496 83639808 95588352 111519744 148692992 167279616 191176704 223039488 334559232 446078976 669118464 1338236928
• Sum of all divisors σ(n): 4419740208
• Sum of proper divisors (its aliquot sum) s(n): 3081503280
• 1338236928 is an abundant number, because the sum of its proper divisors (3081503280) is greater than itself. Its abundance is 1743266352

Bases of 1338236928

• Binary: 1001111110000111110000000000000₂
• Hexadecimal: 0x4FC3E000
• Base-36: M4R280

Squares and roots of 1338236928

• 1338236928 squared (1338236928²) is 1790878075462877184
• 1338236928 cubed (1338236928³) is 2396619174129992940757450752
• The square root of 1338236928 is 36581.9207806261
• The cube root of 1338236928 is 1101.9900416643

Scales and comparisons

• 1,338,236,928 seconds is equal to 42 years, 28 weeks, 4 days, 20 hours, 28 minutes, 48 seconds.
• To count from 1 to 1,338,236,928 would take you about eighty-five 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 1338236928 cubic inches would be around 91.8 feet tall.

Recreational maths with 1338236928

• 1338236928 backwards is 8296328331
• The number of decimal digits it has is: 10
• The sum of 1338236928's digits is 45
• More coming soon!