1338728448

Names of 1338728448

• Cardinal: 1338728448 can be written as One billion, three hundred thirty-eight million, seven hundred twenty-eight thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 1.338728448 × 10⁹

Factors of 1338728448

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 132

Divisors of 1338728448

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 32 38 47 48 57 61 64 76 94 96 114 122 128 141 152 183 188 192 228 244 256 282 304 366 376 384 456 488 512 564 608 732 752 768 893 912 976 1024 1128 1159 1216 1464 1504 1536 1786 1824 1952 2048 2256 2318 2432 2679 2867 2928 3008 3072 3477 3572 3648 3904 4096 4512 4636 4864 5358 5734 5856 6016 6144 6954 7144 7296 7808 8192 8601 9024 9272 9728 10716 11468 11712 12032 12288 13908 14288 14592 15616 17202 18048 18544 19456 21432 22936 23424 24064 24576 27816 28576 29184 31232 34404 36096 37088 38912 42864 45872 46848 48128 54473 55632 57152 58368 62464 68808 72192 74176 77824 85728 91744 93696 96256 108946 111264 114304 116736 124928 137616 144384 148352 155648 163419 171456 183488 187392 192512 217892 222528 228608 233472 249856 275232 288768 296704 326838 342912 366976 374784 385024 435784 445056 457216 466944 499712 550464 577536 593408 653676 685824 733952 749568 871568 890112 914432 1100928 1155072 1186816 1307352 1371648 1467904 1499136 1743136 1780224 1828864 2201856 2373632 2614704 2743296 2935808 3486272 3560448 3657728 4403712 4747264 5229408 5486592 5871616 6972544 7120896 7315456 8807424 9494528 10458816 10973184 11743232 13945088 14241792 17614848 20917632 21946368 23486464 27890176 28483584 35229696 41835264 55780352 70459392 83670528 111560704 167341056 223121408 334682112 446242816 669364224 1338728448
• Sum of all divisors σ(n): 3900464640
• Sum of proper divisors (its aliquot sum) s(n): 2561736192
• 1338728448 is an abundant number, because the sum of its proper divisors (2561736192) is greater than itself. Its abundance is 1223007744

Bases of 1338728448

• Binary: 1001111110010110110000000000000₂
• Hexadecimal: 0x4FCB6000
• Base-36: M51LHC

Squares and roots of 1338728448

• 1338728448 squared (1338728448²) is 1792193857484488704
• 1338728448 cubed (1338728448³) is 2399260901345342746779451392
• The square root of 1338728448 is 36588.6382364799
• The cube root of 1338728448 is 1102.1249415049

Scales and comparisons

• 1,338,728,448 seconds is equal to 42 years, 29 weeks, 3 days, 13 hours, 48 seconds.
• To count from 1 to 1,338,728,448 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 1338728448 cubic inches would be around 91.8 feet tall.

Recreational maths with 1338728448

• 1338728448 backwards is 8448278331
• 1338728448 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1338728448's digits is 48
• More coming soon!