1440742129992890761

Names of 1440742129992890761

• Cardinal: 1440742129992890761 can be written as One quintillion, four hundred forty quadrillion, seven hundred forty-two trillion, one hundred twenty-nine billion, nine hundred ninety-two million, eight hundred ninety thousand, seven hundred sixty-one.

Scientific notation

• Scientific notation: 1.440742129992890761 × 10¹⁸

Factors of 1440742129992890761

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1011

Divisors of 1440742129992890761

• Number of divisors d(n): 63
• Complete list of divisors:
  1 31 43 937 961 1333 1849 29047 29791 40291 41323 57319 877969 900457 923521 1249021 1281013 1732513 1776889 27217039 27914167 28629151 37752667 38719651 39711403 53707903 55083559 843728209 865339177 887503681 1170332677 1200309181 1231053493 1623364681 1664944993 1707590329 26155574479 26825514487 36280312987 37209584611 38162658283 50324305111 51613294783 52935300199 810822808849 831590949097 1124689702597 1153497122941 1560053458441 1600012138273 1640994306169 25135507074319 34865380780507 35758410811171 48361657211671 49600376286463 779200719303889 1080826804195717 1499211373561801 1537611664880353 33505630930067227 46475552580415831 1440742129992890761
• Sum of all divisors σ(n): 1525822938076357287
• Sum of proper divisors (its aliquot sum) s(n): 85080808083466526
• 1440742129992890761 is a deficient number, because the sum of its proper divisors (85080808083466526) is less than itself. Its deficiency is 1355661321909424235

Bases of 1440742129992890761

• Binary: 1001111111110100010110101010101110111001010100111100110001001₂
• Hexadecimal: 0x13FE8B55772A7989
• Base-36: AY24GLBUBL3D

Squares and roots of 1440742129992890761

• 1440742129992890761 squared (1440742129992890761²) is 2075737885136451739720972401279159121
• 1440742129992890761 cubed (1440742129992890761³) is 2990603021938429903401009800060508250485370282089781081
• 1440742129992890761 is a perfect square number. Its square root is 1200309181
• The cube root of 1440742129992890761 is 1129437.1933025261

Scales and comparisons

• 1,440,742,129,992,890,761 seconds is equal to 45,811,143,225 years, 39 weeks, 3 days, 23 hours, 26 minutes, 1 second.
• To count from 1 to 1,440,742,129,992,890,761 would take you about one hundred sixty billion, three hundred thirty-nine million, one thousand, two hundred ninety 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 1440742129992890761 cubic inches would be around 94119.8 feet tall.

Recreational maths with 1440742129992890761

• 1440742129992890761 backwards is 1670982999212470441
• The number of decimal digits it has is: 19
• The sum of 1440742129992890761's digits is 85
• More coming soon!