1998942413225216

Names of 1998942413225216

• Cardinal: 1998942413225216 can be written as One quadrillion, nine hundred ninety-eight trillion, nine hundred forty-two billion, four hundred thirteen million, two hundred twenty-five thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.998942413225216 × 10¹⁵

Factors of 1998942413225216

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 648

Divisors of 1998942413225216

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 8 16 29 32 58 64 116 128 232 256 464 617 841 928 1234 1682 1856 2468 3364 3712 4936 6728 7424 9872 13456 17893 19744 24389 26912 35786 39488 48778 53824 71572 78976 97556 107648 143144 157952 195112 215296 286288 380689 390224 518897 572576 707281 761378 780448 1037794 1145152 1414562 1522756 1560896 2075588 2290304 2829124 3045512 3121792 4151176 4580608 5658248 6091024 6243584 8302352 11039981 11316496 12182048 15048013 16604704 20511149 22079962 22632992 24364096 30096026 33209408 41022298 44159924 45265984 48728192 60192052 66418816 82044596 88319848 90531968 97456384 120384104 132837632 164089192 176639696 181063936 240768208 320159449 328178384 353279392 436392377 481536416 640318898 656356768 706558784 872784754 963072832 1280637796 1312713536 1413117568 1745569508 1926145664 2561275592 2625427072 2826235136 3491139016 3852291328 5122551184 5250854144 6982278032 9284624021 10245102368 12655378933 13964556064 18569248042 20490204736 25310757866 27929112128 37138496084 40980409472 50621515732 55858224256 74276992168 81960818944 101243031464 111716448512 148553984336 202486062928 269254096609 297107968672 404972125856 538508193218 594215937344 809944251712 1077016386436 1188431874688 1619888503424 2154032772872 2376863749376 3239777006848 4308065545744 7808368801661 8616131091488 15616737603322 17232262182976 31233475206644 34464524365952 62466950413288 68929048731904 124933900826576 249867801653152 499735603306304 999471206612608 1998942413225216
• Sum of all divisors σ(n): 4139287896146130
• Sum of proper divisors (its aliquot sum) s(n): 2140345482920914
• 1998942413225216 is an abundant number, because the sum of its proper divisors (2140345482920914) is greater than itself. Its abundance is 141403069695698

Bases of 1998942413225216

• Binary: 111000110100000011100001100011101110111110100000000₂
• Hexadecimal: 0x71A070C777D00
• Base-36: JOKDGTO54W

Squares and roots of 1998942413225216

• 1998942413225216 squared (1998942413225216²) is 3995770771390650198023138246656
• 1998942413225216 cubed (1998942413225216³) is 7987315668458409182524816471601112924286877696
• The square root of 1998942413225216 is 44709533.8068427639
• The cube root of 1998942413225216 is 125969.8931432075

Scales and comparisons

• 1,998,942,413,225,216 seconds is equal to 63,560,185 years, 31 weeks, 3 days, 11 hours, 26 minutes, 56 seconds.
• To count from 1 to 1,998,942,413,225,216 would take you about one hundred ninety million, six hundred eighty thousand, five hundred fifty-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 1998942413225216 cubic inches would be around 10497.5 feet tall.

Recreational maths with 1998942413225216

• 1998942413225216 backwards is 6125223142498991
• The number of decimal digits it has is: 16
• The sum of 1998942413225216's digits is 68
• More coming soon!