80938626428

Names of 80938626428

• Cardinal: 80938626428 can be written as Eighty billion, nine hundred thirty-eight million, six hundred twenty-six thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 8.0938626428 × 10¹⁰

Factors of 80938626428

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 691

Divisors of 80938626428

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 11 22 37 44 74 121 148 242 407 484 641 814 1282 1331 1628 2564 2662 4477 5324 7051 8954 14102 17908 23717 28204 47434 49247 77561 94868 98494 155122 196988 260887 310244 410881 521774 821762 853171 1043548 1643524 1706342 2869757 3412684 4519691 5739514 9039382 11479028 15202597 18078764 30405194 31567327 49716601 60810388 63134654 99433202 126269308 167228567 198866404 334457134 546882611 668914268 1093765222 1839514237 2187530444 3679028474 7358056948 20234656607 40469313214 80938626428
• Sum of all divisors σ(n): 160256932752
• Sum of proper divisors (its aliquot sum) s(n): 79318306324
• 80938626428 is a deficient number, because the sum of its proper divisors (79318306324) is less than itself. Its deficiency is 1620320104

Bases of 80938626428

• Binary: 1001011011000010100010110110101111100₂
• Hexadecimal: 0x12D8516D7C
• Base-36: 116KRNUK

Squares and roots of 80938626428

• 80938626428 squared (80938626428²) is 6551061248051340039184
• 80938626428 cubed (80938626428³) is 530233899062974854396312657954752
• The square root of 80938626428 is 284497.1466078351
• The cube root of 80938626428 is 4325.6556445839

Scales and comparisons

• 80,938,626,428 seconds is equal to 2,573 years, 31 weeks, 15 hours, 47 minutes, 8 seconds.
• To count from 1 to 80,938,626,428 would take you about five thousand, one hundred forty-seven 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 80938626428 cubic inches would be around 360.5 feet tall.

Recreational maths with 80938626428

• 80938626428 backwards is 82462683908
• The number of decimal digits it has is: 11
• The sum of 80938626428's digits is 56
• More coming soon!