18423870407378

Names of 18423870407378

• Cardinal: 18423870407378 can be written as Eighteen trillion, four hundred twenty-three billion, eight hundred seventy million, four hundred seven thousand, three hundred seventy-eight.

Scientific notation

• Scientific notation: 1.8423870407378 × 10¹³

Factors of 18423870407378

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5205

Divisors of 18423870407378

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 19 31 38 62 361 589 722 961 1178 1922 5153 10306 11191 18259 22382 36518 97907 159743 195814 319486 346921 693842 1860233 3035117 3720466 4952033 6070234 9904066 26553409 53106818 57667223 94088627 115334446 188177254 504514771 823155679 1009029542 1646311358 1787683913 3575367826 9585780649 15639957901 19171561298 25517826049 31279915802 51035652098 297159200119 484838694931 594318400238 969677389862 9211935203689 18423870407378
• Sum of all divisors σ(n): 30143942446437
• Sum of proper divisors (its aliquot sum) s(n): 11720072039059
• 18423870407378 is a deficient number, because the sum of its proper divisors (11720072039059) is less than itself. Its deficiency is 6703798368319

Bases of 18423870407378

• Binary: 100001100000110100100010000000100001011010010₂
• Hexadecimal: 0x10C1A44042D2
• Base-36: 6J3T4R0EQ

Squares and roots of 18423870407378

• 18423870407378 squared (18423870407378²) is 339439000787858791676834884
• 18423870407378 cubed (18423870407378³) is 6253780161725389219167426750006721374152
• The square root of 18423870407378 is 4292303.6247891409
• The cube root of 18423870407378 is 26411.5338373865

Scales and comparisons

• 18,423,870,407,378 seconds is equal to 585,822 years, 4 weeks, 4 days, 19 hours, 49 minutes, 38 seconds.
• To count from 1 to 18,423,870,407,378 would take you about one million, four hundred sixty-four thousand, five hundred fifty-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 18423870407378 cubic inches would be around 2201 feet tall.

Recreational maths with 18423870407378

• 18423870407378 backwards is 87370407832481
• 18423870407378 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18423870407378's digits is 62
• More coming soon!