12900916080

Names of 12900916080

• Cardinal: 12900916080 can be written as Twelve billion, nine hundred million, nine hundred sixteen thousand and eighty.

Scientific notation

• Scientific notation: 1.290091608 × 10¹⁰

Factors of 12900916080

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 8959

Divisors of 12900916080

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 36 39 40 45 48 52 60 65 72 78 80 90 104 117 120 130 144 156 157 180 195 208 234 240 260 312 314 360 390 468 471 520 585 624 628 720 780 785 936 942 1040 1170 1256 1413 1560 1570 1872 1884 2041 2340 2355 2512 2826 3120 3140 3768 4082 4680 4710 5652 6123 6280 7065 7536 8164 8779 9360 9420 10205 11304 12246 12560 14130 16328 17558 18369 18840 20410 22608 24492 26337 28260 30615 32656 35116 36738 37680 40820 43895 48984 52674 56520 61230 70232 73476 79011 81640 87790 91845 97968 105348 113040 114127 122460 131685 140464 146952 158022 163280 175580 183690 210696 228254 244920 263370 293904 316044 342381 351160 367380 395055 421392 456508 489840 526740 570635 632088 684762 702320 734760 790110 913016 1027143 1053480 1141270 1264176 1369524 1378303 1469520 1580220 1711905 1826032 2054286 2106960 2282540 2739048 2756606 3160440 3423810 4108572 4134909 4565080 5135715 5478096 5513212 6320880 6847620 6891515 8217144 8269818 9130160 10271430 11026424 12404727 13695240 13783030 16434288 16539636 17917939 20542860 20674545 22052848 24809454 27390480 27566060 33079272 35835878 41085720 41349090 49618908 53753817 55132120 62023635 66158544 71671756 82171440 82698180 89589695 99237816 107507634 110264240 124047270 143343512 161261451 165396360 179179390 198475632 215015268 248094540 268769085 286687024 322522902 330792720 358358780 430030536 496189080 537538170 645045804 716717560 806307255 860061072 992378160 1075076340 1290091608 1433435120 1612614510 2150152680 2580183216 3225229020 4300305360 6450458040 12900916080
• Sum of all divisors σ(n): 46960848480
• Sum of proper divisors (its aliquot sum) s(n): 34059932400
• 12900916080 is an abundant number, because the sum of its proper divisors (34059932400) is greater than itself. Its abundance is 21159016320

Bases of 12900916080

• Binary: 1100000000111101000101101101110000₂
• Hexadecimal: 0x300F45B70
• Base-36: 5XCVEK0

Squares and roots of 12900916080

• 12900916080 squared (12900916080²) is 166433635703202566400
• 12900916080 cubed (12900916080³) is 2147146367096308096367027712000
• The square root of 12900916080 is 113582.1996617427
• The cube root of 12900916080 is 2345.3456136701

Scales and comparisons

• 12,900,916,080 seconds is equal to 410 years, 10 weeks, 6 days, 3 hours, 48 minutes.
• To count from 1 to 12,900,916,080 would take you about eight hundred twenty 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 12900916080 cubic inches would be around 195.4 feet tall.

Recreational maths with 12900916080

• 12900916080 backwards is 08061900921
• 12900916080 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12900916080's digits is 36
• More coming soon!