8438849680820

Names of 8438849680820

• Cardinal: 8438849680820 can be written as Eight trillion, four hundred thirty-eight billion, eight hundred forty-nine million, six hundred eighty thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 8.43884968082 × 10¹²

Factors of 8438849680820

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1772

Divisors of 8438849680820

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 5 10 13 20 26 29 52 58 65 116 130 145 169 260 290 338 377 580 676 754 841 845 1508 1682 1690 1723 1885 3364 3380 3446 3770 4205 4901 6892 7540 8410 8615 9802 10933 16820 17230 19604 21866 22399 24505 34460 43732 44798 49010 49967 54665 89596 98020 99934 109330 111995 142129 199868 218660 223990 249835 284258 291187 447980 499670 568516 582374 649571 710645 999340 1164748 1299142 1421290 1449043 1455935 2598284 2842580 2898086 2911870 2968729 3247855 5796172 5823740 5937458 6495710 7245215 8444423 11874916 12991420 14490430 14843645 16888846 18837559 28980860 29687290 33777692 37675118 38593477 42222115 59374580 75350236 77186954 84444230 86093141 94187795 154373908 168888460 172186282 188375590 192967385 244888267 344372564 376751180 385934770 430465705 489776534 501715201 771869540 860931410 979553068 1003430402 1119210833 1224441335 1721862820 2006860804 2238421666 2448882670 2496701089 2508576005 4476843332 4897765340 4993402178 5017152010 5596054165 9986804356 10034304020 11192108330 12483505445 14549740829 22384216660 24967010890 29099481658 32457114157 49934021780 58198963316 64914228314 72748704145 129828456628 145497408290 162285570785 290994816580 324571141570 421942484041 649142283140 843884968082 1687769936164 2109712420205 4219424840410 8438849680820
• Sum of all divisors σ(n): 19885715431218
• Sum of proper divisors (its aliquot sum) s(n): 11446865750398
• 8438849680820 is an abundant number, because the sum of its proper divisors (11446865750398) is greater than itself. Its abundance is 3008016069578

Bases of 8438849680820

• Binary: 1111010110011010010101000110011010110110100₂
• Hexadecimal: 0x7ACD2A335B4
• Base-36: 2ZOR57R1W

Squares and roots of 8438849680820

• 8438849680820 squared (8438849680820²) is 71214183935475815875872400
• 8438849680820 cubed (8438849680820³) is 600965793373746860278934891479047368000
• The square root of 8438849680820 is 2904969.8244250317
• The cube root of 8438849680820 is 20359.2175769259

Scales and comparisons

• 8,438,849,680,820 seconds is equal to 268,329 years, 16 weeks, 3 days, 7 hours, 20 minutes, 20 seconds.
• To count from 1 to 8,438,849,680,820 would take you about six hundred seventy thousand, eight hundred twenty-three 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 8438849680820 cubic inches would be around 1696.6 feet tall.

Recreational maths with 8438849680820

• 8438849680820 backwards is 0280869488348
• The number of decimal digits it has is: 13
• The sum of 8438849680820's digits is 68
• More coming soon!