842164399038311238472

Names of 842164399038311238472

• Cardinal: 842164399038311238472 can be written as Eight hundred forty-two quintillion, one hundred sixty-four quadrillion, three hundred ninety-nine trillion, thirty-eight billion, three hundred eleven million, two hundred thirty-eight thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 8.42164399038311238472 × 10²⁰

Factors of 842164399038311238472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2634086880667

Divisors of 842164399038311238472

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 8 11 22 44 88 121 242 484 968 330287 660574 1321148 2642296 3633157 7266314 14532628 29065256 39964727 79929454 159858908 319717816 2634086550367 5268173100734 10536346201468 21072692402936 28974952054037 57949904108074 115899808216148 231799616432296 318724472594407 637448945188814 1274897890377628 2549795780755256 870004544461065329 1740009088922130658 3480018177844261316 6960036355688522632 9570049989071718619 19140099978143437238 38280199956286874476 76560399912573748952 105270549879788904809 210541099759577809618 421082199519155619236 842164399038311238472
• Sum of all divisors σ(n): 1735664321203152238080
• Sum of proper divisors (its aliquot sum) s(n): 893499922164840999608
• 842164399038311238472 is an abundant number, because the sum of its proper divisors (893499922164840999608) is greater than itself. Its abundance is 51335523126529761136

Bases of 842164399038311238472

• Binary: 1011011010011101100000111110101111001001110110110111010000101101001000₂
• Hexadecimal: 0x2DA760FAF276DD0B48
• Base-36: 4XQDBW4LPQACEG

Squares and roots of 842164399038311238472

• 842164399038311238472 squared (842164399038311238472²) is 709240875007559923246902867649258452894784
• 842164399038311238472 cubed (842164399038311238472³) is 597297415274147719514218655167556400075736972237629848548930048
• The square root of 842164399038311238472 is 29020068901.3363860151
• The cube root of 842164399038311238472 is 9443484.9564743063

Scales and comparisons

• 842,164,399,038,311,238,472 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 842,164,399,038,311,238,472 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 842164399038311238472 cubic inches would be around 786957.1 feet tall.

Recreational maths with 842164399038311238472

• 842164399038311238472 backwards is 274832113830993461248
• 842164399038311238472 is a Harshad number.
• The number of decimal digits it has is: 21
• The sum of 842164399038311238472's digits is 88
• More coming soon!