268400138240

Names of 268400138240

• Cardinal: 268400138240 can be written as Two hundred sixty-eight billion, four hundred million, one hundred thirty-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.6840013824 × 10¹¹

Factors of 268400138240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 46952

Divisors of 268400138240

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 43 52 64 65 80 86 104 128 130 160 172 208 215 256 260 320 344 416 430 512 520 559 640 688 832 860 1024 1040 1118 1280 1376 1664 1720 2048 2080 2236 2560 2752 2795 3328 3440 4160 4472 5120 5504 5590 6656 6880 8320 8944 10240 11008 11180 13312 13760 16640 17888 22016 22360 26624 27520 33280 35776 44032 44720 46889 55040 66560 71552 88064 89440 93778 110080 133120 143104 178880 187556 220160 234445 286208 357760 375112 440320 468890 572416 609557 715520 750224 937780 1144832 1219114 1431040 1500448 1875560 2016227 2438228 2862080 3000896 3047785 3751120 4032454 4876456 5724160 6001792 6095570 7502240 8064908 9752912 10081135 12003584 12191140 15004480 16129816 19505824 20162270 24007168 24382280 26210951 30008960 32259632 39011648 40324540 48014336 48764560 52421902 60017920 64519264 78023296 80649080 96028672 97529120 104843804 120035840 129038528 131054755 156046592 161298160 195058240 209687608 240071680 258077056 262109510 312093184 322596320 390116480 419375216 480143360 516154112 524219020 624186368 645192640 780232960 838750432 1032308224 1048438040 1248372736 1290385280 1560465920 1677500864 2064616448 2096876080 2580770560 3120931840 3355001728 4129232896 4193752160 5161541120 6241863680 6710003456 8387504320 10323082240 13420006912 16775008640 20646164480 26840013824 33550017280 53680027648 67100034560 134200069120 268400138240
• Sum of all divisors σ(n): 709685776800
• Sum of proper divisors (its aliquot sum) s(n): 441285638560
• 268400138240 is an abundant number, because the sum of its proper divisors (441285638560) is greater than itself. Its abundance is 172885500320

Bases of 268400138240

• Binary: 11111001111101111001010001100000000000₂
• Hexadecimal: 0x3E7DE51800
• Base-36: 3FAUIG3K

Squares and roots of 268400138240

• 268400138240 squared (268400138240²) is 72038634207251110297600
• 268400138240 cubed (268400138240³) is 19335179379846990814269327540224000
• The square root of 268400138240 is 518073.4872969277
• The cube root of 268400138240 is 6450.5128550001

Scales and comparisons

• 268,400,138,240 seconds is equal to 8,534 years, 15 weeks, 2 days, 1 hour, 57 minutes, 20 seconds.
• To count from 1 to 268,400,138,240 would take you about seventeen thousand and sixty-eight 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 268400138240 cubic inches would be around 537.5 feet tall.

Recreational maths with 268400138240

• 268400138240 backwards is 042831004862
• The number of decimal digits it has is: 12
• The sum of 268400138240's digits is 38
• More coming soon!