8000405440820

Names of 8000405440820

• Cardinal: 8000405440820 can be written as Eight trillion, four hundred five million, four hundred forty thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 8.00040544082 × 10¹²

Factors of 8000405440820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5668

Divisors of 8000405440820

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 10 13 20 26 41 52 65 82 130 164 205 257 260 410 514 533 617 820 1028 1066 1234 1285 2132 2468 2570 2665 3085 3341 4733 5140 5330 6170 6682 8021 9466 10537 10660 12340 13364 16042 16705 18932 21074 23665 25297 32084 33410 40105 42148 47330 50594 52685 61529 66820 80210 94660 101188 105370 123058 126485 136981 158569 160420 194053 210740 246116 252970 273962 307645 317138 328861 388106 505940 547924 615290 634276 657722 684905 776212 792845 970265 1216381 1230580 1315444 1369810 1585690 1644305 1940530 2061397 2432762 2522689 2739620 2920261 3171380 3288610 3881060 4122794 4865524 5045378 5840522 6081905 6501329 6577220 8245588 10090756 10306985 11681044 12163810 12613445 13002658 14601305 15812953 20613970 24327620 25226890 26005316 29202610 31625906 32506645 37963393 41227940 49871621 50453780 58405220 63251812 65013290 75926786 79064765 84517277 99743242 119730701 130026580 151853572 158129530 169034554 189816965 199486484 239461402 249358105 316259060 338069108 379633930 422586385 478922804 498716210 598653505 648331073 750507077 759267860 845172770 997432420 1197307010 1296662146 1501014154 1556499113 1690345540 2394614020 2593324292 3002028308 3112998226 3241655365 3752535385 6225996452 6483310730 7505070770 7782495565 9756592001 12966621460 15010141540 15564991130 19513184002 30770790157 31129982260 39026368004 48782960005 61541580314 97565920010 123083160628 153853950785 195131840020 307707901570 400020272041 615415803140 800040544082 1600081088164 2000101360205 4000202720410 8000405440820
• Sum of all divisors σ(n): 18640735799616
• Sum of proper divisors (its aliquot sum) s(n): 10640330358796
• 8000405440820 is an abundant number, because the sum of its proper divisors (10640330358796) is greater than itself. Its abundance is 2639924917976

Bases of 8000405440820

• Binary: 1110100011010111101010100110000100100110100₂
• Hexadecimal: 0x746BD530934
• Base-36: 2U3C2U2B8

Squares and roots of 8000405440820

• 8000405440820 squared (8000405440820²) is 64006487217502258522272400
• 8000405440820 cubed (8000405440820³) is 512077848582680851812226322110119368000
• The square root of 8000405440820 is 2828498.7963264189
• The cube root of 8000405440820 is 20000.3378616425

Scales and comparisons

• 8,000,405,440,820 seconds is equal to 254,388 years, 7 weeks, 4 days, 4 hours, 40 minutes, 20 seconds.
• To count from 1 to 8,000,405,440,820 would take you about six hundred thirty-five thousand, nine hundred seventy 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 8000405440820 cubic inches would be around 1666.7 feet tall.

Recreational maths with 8000405440820

• 8000405440820 backwards is 0280445040008
• The number of decimal digits it has is: 13
• The sum of 8000405440820's digits is 35
• More coming soon!