129849326688

Names of 129849326688

• Cardinal: 129849326688 can be written as One hundred twenty-nine billion, eight hundred forty-nine million, three hundred twenty-six thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 1.29849326688 × 10¹¹

Factors of 129849326688

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 91160

Divisors of 129849326688

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 53 96 106 159 212 281 318 424 562 636 843 848 1124 1272 1686 1696 2248 2544 3372 4496 5088 6744 8992 13488 14893 26976 29786 44679 59572 89358 90821 119144 178716 181642 238288 272463 357432 363284 476576 544926 714864 726568 1089852 1429728 1453136 2179704 2906272 4359408 4813513 8718816 9627026 14440539 19254052 25520701 28881078 38508104 51041402 57762156 76562103 77016208 102082804 115524312 153124206 154032416 204165608 231048624 306248412 408331216 462097248 612496824 816662432 1224993648 1352597153 2449987296 2705194306 4057791459 5410388612 8115582918 10820777224 16231165836 21641554448 32462331672 43283108896 64924663344 129849326688
• Sum of all divisors σ(n): 348525428832
• Sum of proper divisors (its aliquot sum) s(n): 218676102144
• 129849326688 is an abundant number, because the sum of its proper divisors (218676102144) is greater than itself. Its abundance is 88826775456

Bases of 129849326688

• Binary: 1111000111011100111110111110001100000₂
• Hexadecimal: 0x1E3B9F7C60
• Base-36: 1NNGXPPC

Squares and roots of 129849326688

• 129849326688 squared (129849326688²) is 16860847641326949049344
• 129849326688 cubed (129849326688³) is 2189369713615257256926600088092672
• The square root of 129849326688 is 360346.1206784389
• The cube root of 129849326688 is 5063.8391332241

Scales and comparisons

• 129,849,326,688 seconds is equal to 4,128 years, 41 weeks, 6 days, 17 hours, 24 minutes, 48 seconds.
• To count from 1 to 129,849,326,688 would take you about eight thousand, two hundred fifty-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 129849326688 cubic inches would be around 422 feet tall.

Recreational maths with 129849326688

• 129849326688 backwards is 886623948921
• The number of decimal digits it has is: 12
• The sum of 129849326688's digits is 66
• More coming soon!