1821367720193042

Names of 1821367720193042

• Cardinal: 1821367720193042 can be written as One quadrillion, eight hundred twenty-one trillion, three hundred sixty-seven billion, seven hundred twenty million, one hundred ninety-three thousand and forty-two.

Scientific notation

• Scientific notation: 1.821367720193042 × 10¹⁵

Factors of 1821367720193042

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 139107

Divisors of 1821367720193042

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 7 14 31 49 62 98 217 434 961 1519 1922 3038 6727 13454 47089 94178 139067 278134 973469 1946938 4311077 6814283 8622154 13628566 30177539 60355078 133643387 211242773 267286774 422485546 935503709 1871007418 6548525963 13097051926 19339630489 38679260978 135377413423 270754826846 599528545159 947641893961 1199057090318 1895283787922 4196699816113 8393399632226 18585384899929 29376898712791 37170769799858 58753797425582 130097694299503 260195388599006 910683860096521 1821367720193042
• Sum of all divisors σ(n): 3283950890087271
• Sum of proper divisors (its aliquot sum) s(n): 1462583169894229
• 1821367720193042 is a deficient number, because the sum of its proper divisors (1462583169894229) is less than itself. Its deficiency is 358784550298813

Bases of 1821367720193042

• Binary: 110011110001000011000110111111101111010110000010010₂
• Hexadecimal: 0x6788637F7AC12
• Base-36: HXMCS2A5G2

Squares and roots of 1821367720193042

• 1821367720193042 squared (1821367720193042²) is 3317380372161199334845745213764
• 1821367720193042 cubed (1821367720193042³) is 6042169525456388846776253753691541645635430088
• The square root of 1821367720193042 is 42677484.9328430083
• The cube root of 1821367720193042 is 122123.4913725297

Scales and comparisons

• 1,821,367,720,193,042 seconds is equal to 57,913,859 years, 33 weeks, 2 days, 15 hours, 24 minutes, 2 seconds.
• To count from 1 to 1,821,367,720,193,042 would take you about one hundred seventy-three million, seven hundred forty-one thousand, five hundred seventy-eight 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 1821367720193042 cubic inches would be around 10177 feet tall.

Recreational maths with 1821367720193042

• 1821367720193042 backwards is 2403910277631281
• The number of decimal digits it has is: 16
• The sum of 1821367720193042's digits is 56
• More coming soon!