1988934129

Names of 1988934129

• Cardinal: 1988934129 can be written as One billion, nine hundred eighty-eight million, nine hundred thirty-four thousand, one hundred twenty-nine.

Scientific notation

• Scientific notation: 1.988934129 × 10⁹

Factors of 1988934129

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 949

Divisors of 1988934129

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 13 21 27 39 63 73 91 117 169 189 219 273 351 507 511 657 819 853 949 1183 1521 1533 1971 2457 2559 2847 3549 4563 4599 5971 6643 7677 8541 10647 11089 12337 13797 17913 19929 23031 25623 31941 33267 37011 53739 59787 62269 77623 86359 99801 111033 144157 161217 179361 186807 232869 259077 299403 333099 432471 435883 560421 698607 777231 809497 1009099 1297413 1307649 1681263 2095821 2331693 2428491 3027297 3892239 3922947 5666479 7285473 9081891 10523461 11768841 16999437 21856419 27245673 31570383 50998311 73664227 94711149 152994933 220992681 284133447 662978043 1988934129
• Sum of all divisors σ(n): 3700757760
• Sum of proper divisors (its aliquot sum) s(n): 1711823631
• 1988934129 is a deficient number, because the sum of its proper divisors (1711823631) is less than itself. Its deficiency is 277110498

Bases of 1988934129

• Binary: 1110110100011001011100111110001₂
• Hexadecimal: 0x768CB9F1
• Base-36: WW5RE9

Squares and roots of 1988934129

• 1988934129 squared (1988934129²) is 3955858969500988641
• 1988934129 cubed (1988934129³) is 7867942913951286407326228689
• The square root of 1988934129 is 44597.4677420141
• The cube root of 1988934129 is 1257.5930637673

Scales and comparisons

• 1,988,934,129 seconds is equal to 63 years, 12 weeks, 4 days, 1 hour, 42 minutes, 9 seconds.
• To count from 1 to 1,988,934,129 would take you about one hundred twenty-six 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 1988934129 cubic inches would be around 104.8 feet tall.

Recreational maths with 1988934129

• 1988934129 backwards is 9214398891
• The number of decimal digits it has is: 10
• The sum of 1988934129's digits is 54
• More coming soon!