7628139794027207

Names of 7628139794027207

• Cardinal: 7628139794027207 can be written as Seven quadrillion, six hundred twenty-eight trillion, one hundred thirty-nine billion, seven hundred ninety-four million, twenty-seven thousand, two hundred seven.

Scientific notation

• Scientific notation: 7.628139794027207 × 10¹⁵

Factors of 7628139794027207

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 9560187

Divisors of 7628139794027207

• Number of divisors d(n): 32
• Complete list of divisors:
  1 7 13 91 313 2191 4069 28097 28483 196679 365261 2556827 8794361 9531757 61560527 66722299 114326693 123912841 800286851 867389887 2983439941 20884079587 38784719233 267813776429 271493034631 1874696435003 3481579093577 24371053655039 83825712022277 586779984155939 1089734256289601 7628139794027207
• Sum of all divisors σ(n): 9418811090435712
• Sum of proper divisors (its aliquot sum) s(n): 1790671296408505
• 7628139794027207 is a deficient number, because the sum of its proper divisors (1790671296408505) is less than itself. Its deficiency is 5837468497618702

Bases of 7628139794027207

• Binary: 11011000110011100000010110010101110000101001011000111₂
• Hexadecimal: 0x1B19C0B2B852C7
• Base-36: 233Y71KMPJB

Squares and roots of 7628139794027207

• 7628139794027207 squared (7628139794027207²) is 58188516717221440034751456220849
• 7628139794027207 cubed (7628139794027207³) is 443870139926054246813397769816732592234506638743
• The square root of 7628139794027207 is 87339222.5407760715
• The cube root of 7628139794027207 is 196851.8713829605

Scales and comparisons

• 7,628,139,794,027,207 seconds is equal to 242,551,250 years, 3 weeks, 2 days, 11 hours, 6 minutes, 47 seconds.
• To count from 1 to 7,628,139,794,027,207 would take you about seven hundred twenty-seven million, six hundred fifty-three thousand, seven hundred fifty 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 7628139794027207 cubic inches would be around 16404.3 feet tall.

Recreational maths with 7628139794027207

• 7628139794027207 backwards is 7027204979318267
• The number of decimal digits it has is: 16
• The sum of 7628139794027207's digits is 74
• More coming soon!