420192731385

Names of 420192731385

• Cardinal: 420192731385 can be written as Four hundred twenty billion, one hundred ninety-two million, seven hundred thirty-one thousand, three hundred eighty-five.

Scientific notation

• Scientific notation: 4.20192731385 × 10¹¹

Factors of 420192731385

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 34

Divisors of 420192731385

• Number of divisors d(n): 336
• Complete list of divisors:
  1 3 5 7 9 15 19 21 27 35 45 49 57 63 81 95 105 133 135 147 171 189 243 245 285 315 343 361 399 405 441 513 567 665 729 735 855 931 945 1029 1083 1197 1215 1323 1539 1701 1715 1805 1995 2205 2401 2527 2565 2793 2835 3087 3249 3591 3645 3969 4617 4655 5103 5145 5415 5985 6517 6615 6859 7203 7581 7695 8379 8505 9261 9747 10773 11907 12005 12635 13851 13965 15435 16245 16807 17689 17955 19551 19845 20577 21609 22743 23085 25137 25515 27783 29241 32319 32585 34295 35721 36015 37905 41895 45619 46305 48013 48735 50421 53067 53865 58653 59535 61731 64827 68229 69255 75411 83349 84035 87723 88445 96957 97755 102885 108045 113715 123823 125685 136857 138915 144039 146205 151263 159201 161595 175959 178605 185193 194481 204687 226233 228095 240065 250047 252105 263169 265335 293265 308655 319333 324135 336091 341145 371469 377055 410571 416745 432117 438615 453789 477603 484785 527877 555579 583443 614061 619115 678699 684285 720195 756315 796005 866761 879795 925965 957999 972405 1008273 1023435 1114407 1131165 1231713 1250235 1296351 1315845 1361367 1432809 1583631 1596665 1666737 1680455 1750329 1842183 1857345 2052855 2160585 2268945 2352637 2388015 2600283 2639385 2777895 2873997 2917215 3024819 3070305 3343221 3393495 3695139 3889053 4084101 4298427 4333805 4750893 4789995 5000211 5041365 5572035 6067327 6158565 6481755 6806835 7057911 7164045 7800849 7918155 8333685 8621991 8751645 9074457 9210915 10029663 11085417 11667159 11763185 12252303 12895281 13001415 14369985 15124095 16468459 16716105 18201981 18475695 19445265 20420505 21173733 21492135 23402547 23754465 25001055 25865973 27223371 30088989 30336635 33256251 35001477 35289555 39004245 43109955 45372285 49405377 50148315 54605943 55427085 58335795 61261515 63521199 64476405 70207641 77597919 81670113 82342295 90266967 91009905 105868665 115279213 117012735 129329865 136116855 148216131 150444945 163817829 166281255 175007385 190563597 210622923 232793757 245010339 247026885 273029715 317605995 345837639 351038205 387989595 408350565 444648393 451334835 491453487 571690791 576396065 631868769 741080655 819089145 952817985 1037512917 1053114615 1163968785 1225051695 1333945179 1474360461 1715072373 1729188195 2223241965 2457267435 2858453955 3112538751 3159343845 4001835537 4423081383 5187564585 6669725895 7371802305 8575361865 9337616253 12005506611 15562693755 20009177685 22115406915 28012848759 46688081265 60027533055 84038546277 140064243795 420192731385
• Sum of all divisors σ(n): 930986271360
• Sum of proper divisors (its aliquot sum) s(n): 510793539975
• 420192731385 is an abundant number, because the sum of its proper divisors (510793539975) is greater than itself. Its abundance is 90600808590

Bases of 420192731385

• Binary: 110000111010101011100000100000011111001₂
• Hexadecimal: 0x61D57040F9
• Base-36: 5D17WIK9

Squares and roots of 420192731385

• 420192731385 squared (420192731385²) is 176561931508786764018225
• 420192731385 cubed (420192731385³) is 74190040259288404500353400669491625
• The square root of 420192731385 is 648222.7482779357
• The cube root of 420192731385 is 7490.0177205741

Scales and comparisons

• 420,192,731,385 seconds is equal to 13,360 years, 43 weeks, 19 hours, 9 minutes, 45 seconds.
• To count from 1 to 420,192,731,385 would take you about twenty-six thousand, seven hundred twenty-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 420192731385 cubic inches would be around 624.2 feet tall.

Recreational maths with 420192731385

• 420192731385 backwards is 583137291024
• 420192731385 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 420192731385's digits is 45
• More coming soon!