1998354748875

Names of 1998354748875

• Cardinal: 1998354748875 can be written as One trillion, nine hundred ninety-eight billion, three hundred fifty-four million, seven hundred forty-eight thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 1.998354748875 × 10¹²

Factors of 1998354748875

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 25651

Divisors of 1998354748875

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 15 25 75 125 293 375 739 879 1465 2217 3695 4395 7325 11085 18475 21975 24611 36625 55425 73833 92375 109875 123055 216527 277125 369165 615275 649581 1082635 1845825 3076375 3247905 5413175 7211023 9229125 16239525 18187529 21633069 27065875 36055115 54562587 81197625 90937645 108165345 180275575 272812935 454688225 540826725 901377875 1364064675 2273441125 2704133625 5328945997 6820323375 15986837991 26644729985 79934189955 133223649925 399670949775 666118249625 1998354748875
• Sum of all divisors σ(n): 3341262113280
• Sum of proper divisors (its aliquot sum) s(n): 1342907364405
• 1998354748875 is a deficient number, because the sum of its proper divisors (1342907364405) is less than itself. Its deficiency is 655447384470

Bases of 1998354748875

• Binary: 11101000101000111001110011001010111001011₂
• Hexadecimal: 0x1D1473995CB
• Base-36: PI14TKNF

Squares and roots of 1998354748875

• 1998354748875 squared (1998354748875²) is 3993421702351264313765625
• 1998354748875 cubed (1998354748875³) is 7980273223154135794773854752482421875
• The square root of 1998354748875 is 1413631.7585831891
• The cube root of 1998354748875 is 12595.7547403023

Scales and comparisons

• 1,998,354,748,875 seconds is equal to 63,541 years, 25 weeks, 6 days, 21 hours, 21 minutes, 15 seconds.
• To count from 1 to 1,998,354,748,875 would take you about one hundred fifty-eight thousand, eight hundred fifty-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 1998354748875 cubic inches would be around 1049.6 feet tall.

Recreational maths with 1998354748875

• 1998354748875 backwards is 5788474538991
• The number of decimal digits it has is: 13
• The sum of 1998354748875's digits is 78
• More coming soon!