135978672159

Names of 135978672159

• Cardinal: 135978672159 can be written as One hundred thirty-five billion, nine hundred seventy-eight million, six hundred seventy-two thousand, one hundred fifty-nine.

Scientific notation

• Scientific notation: 1.35978672159 × 10¹¹

Factors of 135978672159

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 764

Divisors of 135978672159

• Number of divisors d(n): 112
• Complete list of divisors:
  1 3 9 11 27 33 81 99 121 243 297 353 363 397 729 891 1059 1089 1191 1331 2673 3177 3267 3573 3883 3993 4367 8019 9531 9801 10719 11649 11979 13101 28593 29403 32157 34947 35937 39303 42713 48037 85779 88209 96471 104841 107811 117909 128139 140141 144111 257337 289413 314523 323433 353727 384417 420423 432333 469843 528407 943569 970299 1061181 1153251 1261269 1296999 1409529 1541551 1585221 2830707 3183543 3459753 3783807 3890997 4228587 4624653 4755663 10379259 11351421 11672991 12685761 13873959 14266989 16957061 31137777 34054263 35018973 38057283 41621877 42800967 50871183 102162789 114171849 124865631 128402901 152613549 186527671 342515547 374596893 385208703 457840647 559583013 1123790679 1373521941 1678749039 4120565823 5036247117 12361697469 15108741351 45326224053 135978672159
• Sum of all divisors σ(n): 225448615584
• Sum of proper divisors (its aliquot sum) s(n): 89469943425
• 135978672159 is a deficient number, because the sum of its proper divisors (89469943425) is less than itself. Its deficiency is 46508728734

Bases of 135978672159

• Binary: 1111110101000111101011110000000011111₂
• Hexadecimal: 0x1FA8F5E01F
• Base-36: 1QGU6UXR

Squares and roots of 135978672159

• 135978672159 squared (135978672159²) is 18490199282124801721281
• 135978672159 cubed (135978672159³) is 2514272746338625562180947992515679
• The square root of 135978672159 is 368752.8605434811
• The cube root of 135978672159 is 5142.2943442975

Scales and comparisons

• 135,978,672,159 seconds is equal to 4,323 years, 36 weeks, 3 days, 5 hours, 22 minutes, 39 seconds.
• To count from 1 to 135,978,672,159 would take you about eight thousand, six 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 135978672159 cubic inches would be around 428.5 feet tall.

Recreational maths with 135978672159

• 135978672159 backwards is 951276879531
• The number of decimal digits it has is: 12
• The sum of 135978672159's digits is 63
• More coming soon!