159720680988

Names of 159720680988

• Cardinal: 159720680988 can be written as One hundred fifty-nine billion, seven hundred twenty million, six hundred eighty thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.59720680988 × 10¹¹

Factors of 159720680988

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 464232

Divisors of 159720680988

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 33 36 44 66 79 99 121 132 158 198 237 242 316 363 396 474 484 711 726 869 948 1089 1422 1452 1738 2178 2607 2844 3476 4356 5214 7821 9559 10428 15642 19118 28677 31284 38236 57354 86031 114708 172062 344124 464137 928274 1392411 1856548 2784822 4177233 5105507 5569644 8354466 10211014 15316521 16708932 20422028 30633042 36666823 45949563 56160577 61266084 73333646 91899126 110000469 112321154 146667292 168481731 183798252 220000938 224642308 330001407 336963462 403335053 440001876 505445193 660002814 673926924 806670106 1010890386 1210005159 1320005628 1613340212 2021780772 2420010318 3630015477 4436685583 4840020636 7260030954 8873371166 13310056749 14520061908 17746742332 26620113498 39930170247 53240226996 79860340494 159720680988
• Sum of all divisors σ(n): 449396977120
• Sum of proper divisors (its aliquot sum) s(n): 289676296132
• 159720680988 is an abundant number, because the sum of its proper divisors (289676296132) is greater than itself. Its abundance is 129955615144

Bases of 159720680988

• Binary: 10010100110000000110000010111000011100₂
• Hexadecimal: 0x2530182E1C
• Base-36: 21DHKI70

Squares and roots of 159720680988

• 159720680988 squared (159720680988²) is 25510695935270464656144
• 159720680988 cubed (159720680988³) is 4074585727259202182842504938190272
• The square root of 159720680988 is 399650.6987207705
• The cube root of 159720680988 is 5425.6742745391

Scales and comparisons

• 159,720,680,988 seconds is equal to 5,078 years, 32 weeks, 2 days, 23 hours, 49 minutes, 48 seconds.
• To count from 1 to 159,720,680,988 would take you about ten thousand, one 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 159720680988 cubic inches would be around 452.1 feet tall.

Recreational maths with 159720680988

• 159720680988 backwards is 889086027951
• The number of decimal digits it has is: 12
• The sum of 159720680988's digits is 63
• More coming soon!