12684489090

Names of 12684489090

• Cardinal: 12684489090 can be written as Twelve billion, six hundred eighty-four million, four hundred eighty-nine thousand and ninety.

Scientific notation

• Scientific notation: 1.268448909 × 10¹⁰

Factors of 12684489090

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 9984

Divisors of 12684489090

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 7 10 13 14 15 21 26 30 35 39 42 65 70 78 91 105 130 182 195 210 273 390 455 491 546 910 982 1365 1473 2455 2730 2946 3437 4910 6383 6874 7365 9463 10311 12766 14730 17185 18926 19149 20622 28389 31915 34370 38298 44681 47315 51555 56778 63830 66241 89362 94630 95745 103110 123019 132482 134043 141945 191490 198723 223405 246038 268086 283890 331205 369057 397446 446810 615095 662410 670215 738114 861133 993615 1230190 1340430 1722266 1845285 1987230 2583399 3690570 4305665 4646333 5166798 8611330 9292666 12916995 13938999 23231665 25833990 27877998 32524331 46463330 60402329 65048662 69694995 97572993 120804658 139389990 162621655 181206987 195145986 302011645 325243310 362413974 422816303 487864965 604023290 845632606 906034935 975729930 1268448909 1812069870 2114081515 2536897818 4228163030 6342244545 12684489090
• Sum of all divisors σ(n): 37548306432
• Sum of proper divisors (its aliquot sum) s(n): 24863817342
• 12684489090 is an abundant number, because the sum of its proper divisors (24863817342) is greater than itself. Its abundance is 12179328252

Bases of 12684489090

• Binary: 1011110100000011011111000110000010₂
• Hexadecimal: 0x2F40DF182
• Base-36: 5TS0MF6

Squares and roots of 12684489090

• 12684489090 squared (12684489090²) is 160896263474329028100
• 12684489090 cubed (12684489090³) is 2040886898661892052004753429000
• The square root of 12684489090 is 112625.4371356665
• The cube root of 12684489090 is 2332.1563348015

Scales and comparisons

• 12,684,489,090 seconds is equal to 403 years, 17 weeks, 5 hours, 11 minutes, 30 seconds.
• To count from 1 to 12,684,489,090 would take you about eight hundred six 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 12684489090 cubic inches would be around 194.3 feet tall.

Recreational maths with 12684489090

• 12684489090 backwards is 09098448621
• The number of decimal digits it has is: 11
• The sum of 12684489090's digits is 51
• More coming soon!