1815232161642

Names of 1815232161642

• Cardinal: 1815232161642 can be written as One trillion, eight hundred fifteen billion, two hundred thirty-two million, one hundred sixty-one thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 1.815232161642 × 10¹²

Factors of 1815232161642

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 5064635

Divisors of 1815232161642

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 31 41 47 62 82 93 94 123 141 186 246 282 1271 1457 1927 2542 2914 3813 3854 4371 5781 7626 8742 11562 59737 119474 179211 358422 5064511 10129022 15193533 30387066 156999841 207644951 238032017 313999682 415289902 470999523 476064034 622934853 714096051 941999046 1245869706 1428192102 6436993481 7378992527 9759312697 12873986962 14757985054 19310980443 19518625394 22136977581 29277938091 38621960886 44273955162 58555876182 302538693607 605077387214 907616080821 1815232161642
• Sum of all divisors σ(n): 3920661577728
• Sum of proper divisors (its aliquot sum) s(n): 2105429416086
• 1815232161642 is an abundant number, because the sum of its proper divisors (2105429416086) is greater than itself. Its abundance is 290197254444

Bases of 1815232161642

• Binary: 11010011010100100010001001010011101101010₂
• Hexadecimal: 0x1A6A444A76A
• Base-36: N5WMD016

Squares and roots of 1815232161642

• 1815232161642 squared (1815232161642²) is 3295067800659488016136164
• 1815232161642 cubed (1815232161642³) is 5981313046548073184707843154329821288
• The square root of 1815232161642 is 1347305.5190423589
• The cube root of 1815232161642 is 12198.6206485915

Scales and comparisons

• 1,815,232,161,642 seconds is equal to 57,718 years, 39 weeks, 6 days, 12 hours, 42 seconds.
• To count from 1 to 1,815,232,161,642 would take you about one hundred forty-four thousand, two hundred ninety-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 1815232161642 cubic inches would be around 1016.6 feet tall.

Recreational maths with 1815232161642

• 1815232161642 backwards is 2461612325181
• The number of decimal digits it has is: 13
• The sum of 1815232161642's digits is 42
• More coming soon!