1989143665452

Names of 1989143665452

• Cardinal: 1989143665452 can be written as One trillion, nine hundred eighty-nine billion, one hundred forty-three million, six hundred sixty-five thousand, four hundred fifty-two.

Scientific notation

• Scientific notation: 1.989143665452 × 10¹²

Factors of 1989143665452

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2406

Divisors of 1989143665452

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 9 12 18 31 36 62 93 124 186 279 372 558 1093 1116 1277 2186 2554 3279 3831 4372 5108 6558 7662 9837 11493 13116 15324 19674 22986 33883 39348 39587 45972 67766 79174 101649 118761 135532 158348 203298 237522 304947 356283 406596 475044 609894 712566 1219788 1395761 1425132 1630729 2791522 3261458 4187283 4892187 5583044 6522916 8374566 9784374 12561849 14676561 16749132 19568748 25123698 29353122 43268591 50247396 50552599 58706244 86537182 101105198 129805773 151657797 173074364 202210396 259611546 303315594 389417319 454973391 519223092 606631188 778834638 909946782 1557669276 1782386797 1819893564 3564773594 5347160391 7129547188 10694320782 16041481173 21388641564 32082962346 55253990707 64165924692 110507981414 165761972121 221015962828 331523944242 497285916363 663047888484 994571832726 1989143665452
• Sum of all divisors σ(n): 5199130396096
• Sum of proper divisors (its aliquot sum) s(n): 3209986730644
• 1989143665452 is an abundant number, because the sum of its proper divisors (3209986730644) is greater than itself. Its abundance is 1220843065192

Bases of 1989143665452

• Binary: 11100111100100010001100111001101100101100₂
• Hexadecimal: 0x1CF22339B2C
• Base-36: PDSSS370

Squares and roots of 1989143665452

• 1989143665452 squared (1989143665452²) is 3956692521807818098364304
• 1989143665452 cubed (1989143665452³) is 7870429865895320737690835944194825408
• The square root of 1989143665452 is 1410370.0455738557
• The cube root of 1989143665452 is 12576.3722516547

Scales and comparisons

• 1,989,143,665,452 seconds is equal to 63,248 years, 32 weeks, 3 hours, 4 minutes, 12 seconds.
• To count from 1 to 1,989,143,665,452 would take you about one hundred fifty-eight thousand, one hundred twenty-one 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 1989143665452 cubic inches would be around 1048 feet tall.

Recreational maths with 1989143665452

• 1989143665452 backwards is 2545663419891
• The number of decimal digits it has is: 13
• The sum of 1989143665452's digits is 63
• More coming soon!