12981639360

Names of 12981639360

• Cardinal: 12981639360 can be written as Twelve billion, nine hundred eighty-one million, six hundred thirty-nine thousand, three hundred sixty.

Scientific notation

• Scientific notation: 1.298163936 × 10¹⁰

Factors of 12981639360

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 7253

Divisors of 12981639360

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 32 40 48 60 61 62 64 80 93 96 120 122 124 155 160 183 186 192 240 244 248 305 310 320 366 372 465 480 488 496 610 620 732 744 915 930 960 976 992 1220 1240 1464 1488 1830 1860 1891 1952 1984 2440 2480 2928 2976 3660 3720 3782 3904 4880 4960 5673 5856 5952 7151 7320 7440 7564 9455 9760 9920 11346 11712 14302 14640 14880 15128 18910 19520 21453 22692 28365 28604 29280 29760 30256 35755 37820 42906 45384 56730 57208 58560 60512 71510 75640 85812 90768 107265 113460 114416 121024 143020 151280 171624 181536 214530 221681 226920 228832 286040 302560 343248 363072 429060 436211 443362 453840 457664 572080 605120 665043 686496 858120 872422 886724 907680 1108405 1144160 1308633 1330086 1372992 1716240 1744844 1773448 1815360 2181055 2216810 2288320 2617266 2660172 3325215 3432480 3489688 3546896 4362110 4433620 5234532 5320344 6543165 6650430 6864960 6979376 7093792 8724220 8867240 10469064 10640688 13086330 13300860 13522541 13958752 14187584 17448440 17734480 20938128 21281376 26172660 26601720 27045082 27917504 34896880 35468960 40567623 41876256 42562752 52345320 53203440 54090164 67612705 69793760 70937920 81135246 83752512 104690640 106406880 108180328 135225410 139587520 162270492 202838115 209381280 212813760 216360656 270450820 324540984 405676230 418762560 432721312 540901640 649081968 811352460 865442624 1081803280 1298163936 1622704920 2163606560 2596327872 3245409840 4327213120 6490819680 12981639360
• Sum of all divisors σ(n): 43249803264
• Sum of proper divisors (its aliquot sum) s(n): 30268163904
• 12981639360 is an abundant number, because the sum of its proper divisors (30268163904) is greater than itself. Its abundance is 17286524544

Bases of 12981639360

• Binary: 1100000101110001000001100011000000₂
• Hexadecimal: 0x305C418C0
• Base-36: 5YOXL1C

Squares and roots of 12981639360

• 12981639360 squared (12981639360²) is 168522960473101209600
• 12981639360 cubed (12981639360³) is 2187704296741334883806969856000
• The square root of 12981639360 is 113936.9973274705
• The cube root of 12981639360 is 2350.2271915555

Scales and comparisons

• 12,981,639,360 seconds is equal to 412 years, 40 weeks, 2 days, 10 hours, 56 minutes.
• To count from 1 to 12,981,639,360 would take you about eight hundred twenty-five 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 12981639360 cubic inches would be around 195.9 feet tall.

Recreational maths with 12981639360

• 12981639360 backwards is 06393618921
• 12981639360 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12981639360's digits is 48
• More coming soon!