8194431440

Names of 8194431440

• Cardinal: 8194431440 can be written as Eight billion, one hundred ninety-four million, four hundred thirty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 8.19443144 × 10⁹

Factors of 8194431440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 16438

Divisors of 8194431440

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 37 40 52 65 74 80 104 130 148 169 185 208 260 296 338 370 481 520 592 676 740 845 962 1040 1352 1480 1690 1924 2405 2704 2960 3380 3848 4810 6253 6760 7696 9620 12506 13520 16381 19240 25012 31265 32762 38480 50024 62530 65524 81905 100048 125060 131048 163810 212953 250120 262096 327620 425906 500240 606097 655240 851812 1064765 1212194 1310480 1703624 2129530 2424388 2768389 3030485 3407248 4259060 4848776 5536778 6060970 7879261 8518120 9697552 11073556 12121940 13841945 15758522 17036240 22147112 24243880 27683890 31517044 39396305 44294224 48487760 55367780 63034088 78792610 102430393 110735560 126068176 157585220 204860786 221471120 315170440 409721572 512151965 630340880 819443144 1024303930 1638886288 2048607860 4097215720 8194431440
• Sum of all divisors σ(n): 21189199608
• Sum of proper divisors (its aliquot sum) s(n): 12994768168
• 8194431440 is an abundant number, because the sum of its proper divisors (12994768168) is greater than itself. Its abundance is 4800336728

Bases of 8194431440

• Binary: 111101000011011010001100111010000₂
• Hexadecimal: 0x1E86D19D0
• Base-36: 3RIR3RK

Squares and roots of 8194431440

• 8194431440 squared (8194431440²) is 67148706624860473600
• 8194431440 cubed (8194431440³) is 550245472722092950481129984000
• The square root of 8194431440 is 90523.0989306045
• The cube root of 8194431440 is 2016.0731016681

Scales and comparisons

• 8,194,431,440 seconds is equal to 260 years, 28 weeks, 6 days, 22 hours, 57 minutes, 20 seconds.
• To count from 1 to 8,194,431,440 would take you about five hundred twenty-one 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 8194431440 cubic inches would be around 168 feet tall.

Recreational maths with 8194431440

• 8194431440 backwards is 0441344918
• The number of decimal digits it has is: 10
• The sum of 8194431440's digits is 38
• More coming soon!