77768468428

Names of 77768468428

• Cardinal: 77768468428 can be written as Seventy-seven billion, seven hundred sixty-eight million, four hundred sixty-eight thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 7.7768468428 × 10¹⁰

Factors of 77768468428

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 10400

Divisors of 77768468428

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 7 14 28 353 706 857 1412 1714 2471 3428 4942 5999 9181 9884 11998 18362 23996 36724 64267 128534 257068 302521 605042 1210084 2117647 3240893 4235294 6481786 7868117 8470588 12963572 15736234 22686251 31472468 45372502 55076819 90745004 110153638 220307276 2777445301 5554890602 11109781204 19442117107 38884234214 77768468428
• Sum of all divisors σ(n): 156176564544
• Sum of proper divisors (its aliquot sum) s(n): 78408096116
• 77768468428 is an abundant number, because the sum of its proper divisors (78408096116) is greater than itself. Its abundance is 639627688

Bases of 77768468428

• Binary: 1001000011011010111001010011111001100₂
• Hexadecimal: 0x121B5CA7CC
• Base-36: ZQ5C6A4

Squares and roots of 77768468428

• 77768468428 squared (77768468428²) is 6047934681636832791184
• 77768468428 cubed (77768468428³) is 470338617343480262283108020738752
• The square root of 77768468428 is 278869.9848101261
• The cube root of 77768468428 is 4268.4269046961

Scales and comparisons

• 77,768,468,428 seconds is equal to 2,472 years, 41 weeks, 3 days, 20 minutes, 28 seconds.
• To count from 1 to 77,768,468,428 would take you about four thousand, nine hundred forty-five 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 77768468428 cubic inches would be around 355.7 feet tall.

Recreational maths with 77768468428

• 77768468428 backwards is 82486486777
• The number of decimal digits it has is: 11
• The sum of 77768468428's digits is 67
• More coming soon!