80138185777

Names of 80138185777

• Cardinal: 80138185777 can be written as Eighty billion, one hundred thirty-eight million, one hundred eighty-five thousand, seven hundred seventy-seven.

Scientific notation

• Scientific notation: 8.0138185777 × 10¹⁰

Factors of 80138185777

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1034

Divisors of 80138185777

• Number of divisors d(n): 64
• Complete list of divisors:
  1 13 31 41 43 149 403 533 559 757 1271 1333 1763 1937 4619 6109 6407 9841 16523 17329 22919 23467 31037 32551 54653 60047 79417 83291 112793 189379 198617 262687 305071 403481 423163 710489 962147 1009081 1334591 1466309 2461927 2582021 3414931 3496583 4624513 4850099 8143297 12507911 13118053 17349683 41372321 45455579 60118669 63051287 105862861 143359903 150353069 198854059 537840173 1863678739 1954589897 2585102767 6164475829 80138185777
• Sum of all divisors σ(n): 94132684800
• Sum of proper divisors (its aliquot sum) s(n): 13994499023
• 80138185777 is a deficient number, because the sum of its proper divisors (13994499023) is less than itself. Its deficiency is 66143686754

Bases of 80138185777

• Binary: 1001010101000100110111010110000110001₂
• Hexadecimal: 0x12A89BAC31
• Base-36: 10TC7FW1

Squares and roots of 80138185777

• 80138185777 squared (80138185777²) is 6422128819628965093729
• 80138185777 cubed (80138185777³) is 514657752431251728891502819692433
• The square root of 80138185777 is 283086.8873279013
• The cube root of 80138185777 is 4311.3488882385

Scales and comparisons

• 80,138,185,777 seconds is equal to 2,548 years, 7 weeks, 4 days, 7 hours, 9 minutes, 37 seconds.
• To count from 1 to 80,138,185,777 would take you about five thousand and ninety-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 80138185777 cubic inches would be around 359.3 feet tall.

Recreational maths with 80138185777

• 80138185777 backwards is 77758183108
• The number of decimal digits it has is: 11
• The sum of 80138185777's digits is 55
• More coming soon!