18010245920

Names of 18010245920

• Cardinal: 18010245920 can be written as Eighteen billion, ten million, two hundred forty-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.801024592 × 10¹⁰

Factors of 18010245920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 46802

Divisors of 18010245920

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 16 19 20 32 38 40 76 80 95 127 152 160 190 254 304 380 508 608 635 760 1016 1270 1520 2032 2413 2540 3040 4064 4826 5080 9652 10160 12065 19304 20320 24130 38608 46649 48260 77216 93298 96520 186596 193040 233245 373192 386080 466490 746384 886331 932980 1492768 1772662 1865960 3545324 3731920 4431655 5924423 7090648 7463840 8863310 11848846 14181296 17726620 23697692 28362592 29622115 35453240 47395384 59244230 70906480 94790768 112564037 118488460 141812960 189581536 225128074 236976920 450256148 473953840 562820185 900512296 947907680 1125640370 1801024592 2251280740 3602049184 4502561480 9005122960 18010245920
• Sum of all divisors σ(n): 45142272000
• Sum of proper divisors (its aliquot sum) s(n): 27132026080
• 18010245920 is an abundant number, because the sum of its proper divisors (27132026080) is greater than itself. Its abundance is 9121780160

Bases of 18010245920

• Binary: 10000110001011111101000101100100000₂
• Hexadecimal: 0x4317E8B20
• Base-36: 89UU2OW

Squares and roots of 18010245920

• 18010245920 squared (18010245920²) is 324368958098876646400
• 18010245920 cubed (18010245920³) is 5841964704174944077408882688000
• The square root of 18010245920 is 134202.2575070925
• The cube root of 18010245920 is 2621.2385574203

Scales and comparisons

• 18,010,245,920 seconds is equal to 572 years, 34 weeks, 5 days, 22 hours, 5 minutes, 20 seconds.
• To count from 1 to 18,010,245,920 would take you about one thousand, one hundred forty-five 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 18010245920 cubic inches would be around 218.4 feet tall.

Recreational maths with 18010245920

• 18010245920 backwards is 02954201081
• 18010245920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18010245920's digits is 32
• More coming soon!