12864438432

Names of 12864438432

• Cardinal: 12864438432 can be written as Twelve billion, eight hundred sixty-four million, four hundred thirty-eight thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 1.2864438432 × 10¹⁰

Factors of 12864438432

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 402

Divisors of 12864438432

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 47 48 72 73 94 96 141 144 146 188 219 277 282 288 292 376 423 438 554 564 584 657 752 831 846 876 1108 1128 1168 1314 1504 1662 1692 1752 2209 2216 2256 2336 2493 2628 3324 3384 3431 3504 4418 4432 4512 4986 5256 6627 6648 6768 6862 7008 8836 8864 9972 10293 10512 13019 13254 13296 13536 13724 17672 19881 19944 20221 20586 21024 26038 26508 26592 27448 30879 35344 39057 39762 39888 40442 41172 52076 53016 54896 60663 61758 70688 78114 79524 79776 80884 82344 104152 106032 109792 117171 121326 123516 156228 159048 161257 161768 164688 181989 208304 212064 234342 242652 247032 312456 318096 322514 323536 329376 363978 416608 468684 483771 485304 494064 611893 624912 636192 645028 647072 727956 937368 950387 967542 970608 988128 1223786 1249824 1290056 1451313 1455912 1835679 1874736 1900774 1935084 1941216 2447572 2580112 2851161 2902626 2911824 3671358 3749472 3801548 3870168 4895144 5160224 5507037 5702322 5805252 5823648 7342716 7603096 7740336 8553483 9790288 11014074 11404644 11610504 14685432 15206192 15480672 17106966 19580576 22028148 22809288 23221008 29370864 30412384 34213932 44056296 44668189 45618576 46442016 58741728 68427864 88112592 89336378 91237152 134004567 136855728 176225184 178672756 268009134 273711456 357345512 402013701 536018268 714691024 804027402 1072036536 1429382048 1608054804 2144073072 3216109608 4288146144 6432219216 12864438432
• Sum of all divisors σ(n): 38026992276
• Sum of proper divisors (its aliquot sum) s(n): 25162553844
• 12864438432 is an abundant number, because the sum of its proper divisors (25162553844) is greater than itself. Its abundance is 12298115412

Bases of 12864438432

• Binary: 1011111110110001111100000010100000₂
• Hexadecimal: 0x2FEC7C0A0
• Base-36: 5WR5K80

Squares and roots of 12864438432

• 12864438432 squared (12864438432²) is 165493776170718618624
• 12864438432 cubed (12864438432³) is 2128984494427398390484536557568
• The square root of 12864438432 is 113421.5078016511
• The cube root of 12864438432 is 2343.1330200785

Scales and comparisons

• 12,864,438,432 seconds is equal to 409 years, 2 weeks, 3 days, 23 hours, 7 minutes, 12 seconds.
• To count from 1 to 12,864,438,432 would take you about eight hundred eighteen 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 12864438432 cubic inches would be around 195.3 feet tall.

Recreational maths with 12864438432

• 12864438432 backwards is 23483446821
• The number of decimal digits it has is: 11
• The sum of 12864438432's digits is 45
• More coming soon!