1389439309878082441

Names of 1389439309878082441

• Cardinal: 1389439309878082441 can be written as One quintillion, three hundred eighty-nine quadrillion, four hundred thirty-nine trillion, three hundred nine billion, eight hundred seventy-eight million, eighty-two thousand, four hundred forty-one.

Scientific notation

• Scientific notation: 1.389439309878082441 × 10¹⁸

Factors of 1389439309878082441

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 783145

Divisors of 1389439309878082441

• Number of divisors d(n): 32
• Complete list of divisors:
  1 11 601 1801 6611 19811 201451 579281 1082401 2215961 6372091 11906411 121072051 348147881 362813251 1043285081 1331792561 3829626691 3990945761 11476135891 116696736731 218050763851 627014333681 1283664104041 2398558402361 6897157670491 70134738775331 210170822852531 771482126528641 2311879051377841 126312664534371131 1389439309878082441
• Sum of all divisors σ(n): 1519127204820204672
• Sum of proper divisors (its aliquot sum) s(n): 129687894942122231
• 1389439309878082441 is a deficient number, because the sum of its proper divisors (129687894942122231) is less than itself. Its deficiency is 1259751414935960210

Bases of 1389439309878082441

• Binary: 1001101001000010001111011000011010110001111110011101110001001₂
• Hexadecimal: 0x134847B0D63F3B89
• Base-36: AK0Z4N4PIZ61

Squares and roots of 1389439309878082441

• 1389439309878082441 squared (1389439309878082441²) is 1930541595834482001907175311192518481
• 1389439309878082441 cubed (1389439309878082441³) is 2682370382607194628025219734730411996877230877734092121
• The square root of 1389439309878082441 is 1178744802.6939853451
• The cube root of 1389439309878082441 is 1115868.9519830965

Scales and comparisons

• 1,389,439,309,878,082,441 seconds is equal to 44,179,872,236 years, 7 weeks, 6 days, 6 hours, 54 minutes, 1 second.
• To count from 1 to 1,389,439,309,878,082,441 would take you about one hundred fifty-four billion, six hundred twenty-nine million, five hundred fifty-two thousand, eight hundred twenty-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 1389439309878082441 cubic inches would be around 92989.1 feet tall.

Recreational maths with 1389439309878082441

• 1389439309878082441 backwards is 1442808789039349831
• The number of decimal digits it has is: 19
• The sum of 1389439309878082441's digits is 91
• More coming soon!