138628475338274976

Names of 138628475338274976

• Cardinal: 138628475338274976 can be written as One hundred thirty-eight quadrillion, six hundred twenty-eight trillion, four hundred seventy-five billion, three hundred thirty-eight million, two hundred seventy-four thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 1.38628475338274976 × 10¹⁷

Factors of 138628475338274976

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 16225242900173

Divisors of 138628475338274976

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 89 96 178 267 356 534 712 1068 1424 2136 2848 4272 8544 16225242900079 32450485800158 48675728700237 64900971600316 97351457400474 129801943200632 194702914800948 259603886401264 389405829601896 519207772802528 778811659203792 1444046618107031 1557623318407584 2888093236214062 4332139854321093 5776186472428124 8664279708642186 11552372944856248 17328559417284372 23104745889712496 34657118834568744 46209491779424992 69314237669137488 138628475338274976
• Sum of all divisors σ(n): 367988508973814400
• Sum of proper divisors (its aliquot sum) s(n): 229360033635539424
• 138628475338274976 is an abundant number, because the sum of its proper divisors (229360033635539424) is greater than itself. Its abundance is 90731558297264448

Bases of 138628475338274976

• Binary: 111101100100000011101110100100100010010101011100010100000₂
• Hexadecimal: 0x1EC81DD244AB8A0
• Base-36: 11WZOYDZ8SDC

Squares and roots of 138628475338274976

• 138628475338274976 squared (138628475338274976²) is 19217854174614713221513159387800576
• 138628475338274976 cubed (138628475338274976³) is 2664141823500140566149998402616974130594014539186176
• The square root of 138628475338274976 is 372328450.8848000673
• The cube root of 138628475338274976 is 517548.2156459389

Scales and comparisons

• 138,628,475,338,274,976 seconds is equal to 4,407,956,709 years, 37 weeks, 6 days, 3 hours, 29 minutes, 36 seconds.
• To count from 1 to 138,628,475,338,274,976 would take you about thirteen billion, two hundred twenty-three million, eight hundred seventy thousand, one hundred twenty-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 138628475338274976 cubic inches would be around 43129 feet tall.

Recreational maths with 138628475338274976

• 138628475338274976 backwards is 679472833574826831
• The number of decimal digits it has is: 18
• The sum of 138628475338274976's digits is 93
• More coming soon!