12989107320

Names of 12989107320

• Cardinal: 12989107320 can be written as Twelve billion, nine hundred eighty-nine million, one hundred seven thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.298910732 × 10¹⁰

Factors of 12989107320

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 195833

Divisors of 12989107320

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 56 60 70 79 84 105 120 140 158 168 210 237 280 316 395 420 474 553 632 790 840 948 1106 1185 1580 1659 1896 2212 2370 2765 3160 3318 4424 4740 5530 6636 8295 9480 11060 13272 16590 22120 33180 66360 195737 391474 587211 782948 978685 1174422 1370159 1565896 1957370 2348844 2740318 2936055 3914740 4110477 4697688 5480636 5872110 6850795 7829480 8220954 10961272 11744220 13701590 15463223 16441908 20552385 23488440 27403180 30926446 32883816 41104770 46389669 54806360 61852892 77316115 82209540 92779338 108242561 123705784 154632230 164419080 185558676 216485122 231948345 309264460 324727683 371117352 432970244 463896690 541212805 618528920 649455366 865940488 927793380 1082425610 1298910732 1623638415 1855586760 2164851220 2597821464 3247276830 4329702440 6494553660 12989107320
• Sum of all divisors σ(n): 45098035200
• Sum of proper divisors (its aliquot sum) s(n): 32108927880
• 12989107320 is an abundant number, because the sum of its proper divisors (32108927880) is greater than itself. Its abundance is 19119820560

Bases of 12989107320

• Binary: 1100000110001101100000110001111000₂
• Hexadecimal: 0x306360C78
• Base-36: 5YTDNCO

Squares and roots of 12989107320

• 12989107320 squared (12989107320²) is 168716908970477582400
• 12989107320 cubed (12989107320³) is 2191482037316204029447743168000
• The square root of 12989107320 is 113969.7649378993
• The cube root of 12989107320 is 2350.6777776395

Scales and comparisons

• 12,989,107,320 seconds is equal to 413 years, 4 days, 21 hours, 22 minutes.
• To count from 1 to 12,989,107,320 would take you about eight hundred twenty-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 12989107320 cubic inches would be around 195.9 feet tall.

Recreational maths with 12989107320

• 12989107320 backwards is 02370198921
• 12989107320 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12989107320's digits is 42
• More coming soon!