72245021019328

Names of 72245021019328

• Cardinal: 72245021019328 can be written as Seventy-two trillion, two hundred forty-five billion, twenty-one million, nineteen thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 7.2245021019328 × 10¹³

Factors of 72245021019328

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 897679

Divisors of 72245021019328

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 136 272 544 1088 81343 162686 325372 650744 816317 1301488 1382831 1632634 2602976 2765662 3265268 5205952 5531324 6530536 11062648 13061072 13877389 22125296 26122144 27754778 44250592 52244288 55509556 88501184 111019112 222038224 444076448 888152896 66401673731 132803347462 265606694924 531213389848 1062426779696 1128828453427 2124853559392 2257656906854 4249707118784 4515313813708 9030627627416 18061255254832 36122510509664 72245021019328
• Sum of all divisors σ(n): 151796278202112
• Sum of proper divisors (its aliquot sum) s(n): 79551257182784
• 72245021019328 is an abundant number, because the sum of its proper divisors (79551257182784) is greater than itself. Its abundance is 7306236163456

Bases of 72245021019328

• Binary: 10000011011010011011010110100001000110011000000₂
• Hexadecimal: 0x41B4DAD08CC0
• Base-36: PLWWK7C1S

Squares and roots of 72245021019328

• 72245021019328 squared (72245021019328²) is 5219343062083144532149571584
• 72245021019328 cubed (72245021019328³) is 377071549227280543175123991744470183575552
• The square root of 72245021019328 is 8499707.1137379787
• The cube root of 72245021019328 is 41648.8141654981

Scales and comparisons

• 72,245,021,019,328 seconds is equal to 2,297,168 years, 10 weeks, 2 days, 18 hours, 15 minutes, 28 seconds.
• To count from 1 to 72,245,021,019,328 would take you about five million, seven hundred forty-two thousand, nine 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 72245021019328 cubic inches would be around 3470.7 feet tall.

Recreational maths with 72245021019328

• 72245021019328 backwards is 82391012054227
• The number of decimal digits it has is: 14
• The sum of 72245021019328's digits is 46
• More coming soon!