18088088991552

Names of 18088088991552

• Cardinal: 18088088991552 can be written as Eighteen trillion, eighty-eight billion, eighty-eight million, nine hundred ninety-one thousand, five hundred fifty-two.

Scientific notation

• Scientific notation: 1.8088088991552 × 10¹³

Factors of 18088088991552

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 31402932282

Divisors of 18088088991552

• Number of divisors d(n): 42
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 144 192 288 576 31402932277 62805864554 94208796831 125611729108 188417593662 251223458216 282626390493 376835187324 502446916432 565252780986 753670374648 1004893832864 1130505561972 1507340749296 2009787665728 2261011123944 3014681498592 4522022247888 6029362997184 9044044495776 18088088991552
• Sum of all divisors σ(n): 51846241190978
• Sum of proper divisors (its aliquot sum) s(n): 33758152199426
• 18088088991552 is an abundant number, because the sum of its proper divisors (33758152199426) is greater than itself. Its abundance is 15670063207874

Bases of 18088088991552

• Binary: 100000111001101110110000111100111011101000000₂
• Hexadecimal: 0x1073761E7740
• Base-36: 6ETJX5XS0

Squares and roots of 18088088991552

• 18088088991552 squared (18088088991552²) is 327178963366304648327368704
• 18088088991552 cubed (18088088991552³) is 5918042205533450197540604584697045188608
• The square root of 18088088991552 is 4253009.4041222151
• The cube root of 18088088991552 is 26250.0959592813

Scales and comparisons

• 18,088,088,991,552 seconds is equal to 575,145 years, 14 weeks, 3 days, 20 hours, 19 minutes, 12 seconds.
• To count from 1 to 18,088,088,991,552 would take you about one million, four hundred thirty-seven thousand, eight hundred sixty-three 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 18088088991552 cubic inches would be around 2187.5 feet tall.

Recreational maths with 18088088991552

• 18088088991552 backwards is 25519988088081
• 18088088991552 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18088088991552's digits is 72
• More coming soon!