853997742

Names of 853997742

• Cardinal: 853997742 can be written as Eight hundred fifty-three million, nine hundred ninety-seven thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 8.53997742 × 10⁸

Factors of 853997742

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 185

Divisors of 853997742

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 9 13 18 26 27 29 39 54 58 59 78 79 81 87 117 118 158 162 174 177 234 237 243 261 351 354 377 474 486 522 531 702 711 754 767 783 1027 1053 1062 1131 1422 1534 1566 1593 1711 2054 2106 2133 2262 2291 2301 2349 3081 3159 3186 3393 3422 4266 4582 4602 4661 4698 4779 5133 6162 6318 6399 6786 6873 6903 7047 9243 9322 9558 10179 10266 12798 13746 13806 13983 14094 14337 15399 18486 19197 20358 20619 20709 22243 27729 27966 28674 29783 30537 30798 38394 41238 41418 41949 44486 46197 55458 59566 60593 61074 61857 62127 66729 83187 83898 89349 91611 92394 121186 123714 124254 125847 133458 135169 138591 166374 178698 181779 183222 185571 186381 200187 249561 251694 268047 270338 277182 363558 371142 372762 377541 400374 405507 415773 499122 536094 545337 556713 600561 755082 804141 811014 831546 1090674 1113426 1132623 1201122 1216521 1608282 1636011 1757197 1801683 2265246 2412423 2433042 3272022 3514394 3603366 3649563 4824846 4908033 5271591 5405049 7237269 7299126 9816066 10543182 10810098 10948689 14474538 14724099 15814773 21897378 29448198 31629546 32846067 47444319 65692134 94888638 142332957 284665914 426998871 853997742
• Sum of all divisors σ(n): 2201472000
• Sum of proper divisors (its aliquot sum) s(n): 1347474258
• 853997742 is an abundant number, because the sum of its proper divisors (1347474258) is greater than itself. Its abundance is 493476516

Bases of 853997742

• Binary: 110010111001101111100010101110₂
• Hexadecimal: 0x32E6F8AE
• Base-36: E4G4VI

Squares and roots of 853997742

• 853997742 squared (853997742²) is 729312143341098564
• 853997742 cubed (853997742³) is 622830923626478509455442488
• The square root of 853997742 is 29223.2397587947
• The cube root of 853997742 is 948.7509872039

Scales and comparisons

• 853,997,742 seconds is equal to 27 years, 8 weeks, 5 hours, 35 minutes, 42 seconds.
• To count from 1 to 853,997,742 would take you about forty 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 853997742 cubic inches would be around 79.1 feet tall.

Recreational maths with 853997742

• 853997742 backwards is 247799358
• 853997742 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 853997742's digits is 54
• More coming soon!