8136990285438

Names of 8136990285438

• Cardinal: 8136990285438 can be written as Eight trillion, one hundred thirty-six billion, nine hundred ninety million, two hundred eighty-five thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 8.136990285438 × 10¹²

Factors of 8136990285438

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 48590

Divisors of 8136990285438

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 14 19 21 38 42 57 71 114 133 142 213 266 399 426 497 798 994 1349 1491 2698 2982 3169 4047 6338 8094 9443 9507 18886 19014 22183 28329 44366 45319 56658 60211 66549 90638 120422 133098 135957 180633 224999 271914 317233 361266 421477 449998 634466 674997 842954 861061 951699 1264431 1349994 1574993 1722122 1903398 2528862 2583183 3149986 3217649 4274981 4724979 5166366 6027427 6435298 8549962 9449958 9652947 12054854 12824943 18082281 19305894 22523543 25649886 29924867 36164562 45047086 59849734 61135331 67570629 89774601 122270662 135141258 143615911 179549202 183405993 287231822 366811986 427947317 430847733 855894634 861695466 1005311377 1283841951 2010622754 2567683902 2728702309 3015934131 5457404618 6031868262 8186106927 10196729681 16372213854 19100916163 20393459362 30590189043 38201832326 57302748489 61180378086 71377107767 114605496978 142754215534 193737863939 214131323301 387475727878 428262646602 581213591817 1162427183634 1356165047573 2712330095146 4068495142719 8136990285438
• Sum of all divisors σ(n): 19860166656000
• Sum of proper divisors (its aliquot sum) s(n): 11723176370562
• 8136990285438 is an abundant number, because the sum of its proper divisors (11723176370562) is greater than itself. Its abundance is 3586186085124

Bases of 8136990285438

• Binary: 1110110011010001010011010100101111001111110₂
• Hexadecimal: 0x7668A6A5E7E
• Base-36: 2VU2XXAWU

Squares and roots of 8136990285438

• 8136990285438 squared (8136990285438²) is 66210610905312384714851844
• 8136990285438 cubed (8136990285438³) is 538755097729442176891458774347440647672
• The square root of 8136990285438 is 2852541.0225688253
• The cube root of 8136990285438 is 20113.5130912365

Scales and comparisons

• 8,136,990,285,438 seconds is equal to 258,731 years, 6 weeks, 2 days, 7 hours, 17 minutes, 18 seconds.
• To count from 1 to 8,136,990,285,438 would take you about six hundred forty-six thousand, eight hundred twenty-seven 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 8136990285438 cubic inches would be around 1676.1 feet tall.

Recreational maths with 8136990285438

• 8136990285438 backwards is 8345820996318
• The number of decimal digits it has is: 13
• The sum of 8136990285438's digits is 66
• More coming soon!