18421014528

Names of 18421014528

• Cardinal: 18421014528 can be written as Eighteen billion, four hundred twenty-one million, fourteen thousand, five hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8421014528 × 10¹⁰

Factors of 18421014528

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 5111

Divisors of 18421014528

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 64 72 84 96 98 112 126 128 144 147 168 192 196 224 252 256 288 294 336 384 392 441 448 504 512 576 588 672 768 784 882 896 1008 1024 1152 1176 1344 1536 1568 1764 1792 2016 2048 2304 2352 2688 3072 3136 3528 3584 4032 4096 4608 4704 5099 5376 6144 6272 7056 7168 8064 8192 9216 9408 10198 10752 12288 12544 14112 14336 15297 16128 18432 18816 20396 21504 24576 25088 28224 28672 30594 32256 35693 36864 37632 40792 43008 45891 50176 56448 57344 61188 64512 71386 73728 75264 81584 86016 91782 100352 107079 112896 122376 129024 142772 150528 163168 172032 183564 200704 214158 225792 244752 249851 258048 285544 301056 321237 326336 367128 401408 428316 451584 489504 499702 516096 571088 602112 642474 652672 734256 749553 856632 903168 979008 999404 1142176 1204224 1284948 1305344 1468512 1499106 1713264 1806336 1958016 1998808 2248659 2284352 2569896 2610688 2937024 2998212 3426528 3612672 3916032 3997616 4497318 4568704 5139792 5221376 5874048 5996424 6853056 7832064 7995232 8994636 9137408 10279584 10442752 11748096 11992848 13706112 15664128 15990464 17989272 18274816 20559168 20885504 23496192 23985696 27412224 31328256 31980928 35978544 36549632 41118336 41771008 46992384 47971392 54824448 62656512 63961856 71957088 73099264 82236672 93984768 95942784 109648896 125313024 127923712 143914176 146198528 164473344 187969536 191885568 219297792 255847424 287828352 292397056 328946688 375939072 383771136 438595584 511694848 575656704 657893376 767542272 877191168 1023389696 1151313408 1315786752 1535084544 2046779392 2302626816 2631573504 3070169088 4605253632 6140338176 9210507264 18421014528
• Sum of all divisors σ(n): 61912995300
• Sum of proper divisors (its aliquot sum) s(n): 43491980772
• 18421014528 is an abundant number, because the sum of its proper divisors (43491980772) is greater than itself. Its abundance is 25070966244

Bases of 18421014528

• Binary: 10001001001111110100110000000000000₂
• Hexadecimal: 0x449FA6000
• Base-36: 8GNE9S0

Squares and roots of 18421014528

• 18421014528 squared (18421014528²) is 339333776240787062784
• 18421014528 cubed (18421014528³) is 6250872421972639709698512125952
• The square root of 18421014528 is 135724.0381362123
• The cube root of 18421014528 is 2641.0169085195

Scales and comparisons

• 18,421,014,528 seconds is equal to 585 years, 38 weeks, 4 hours, 28 minutes, 48 seconds.
• To count from 1 to 18,421,014,528 would take you about one thousand, one hundred seventy-one 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 18421014528 cubic inches would be around 220.1 feet tall.

Recreational maths with 18421014528

• 18421014528 backwards is 82541012481
• 18421014528 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18421014528's digits is 36
• More coming soon!