218988070070

Names of 218988070070

• Cardinal: 218988070070 can be written as Two hundred eighteen billion, nine hundred eighty-eight million, seventy thousand and seventy.

Scientific notation

• Scientific notation: 2.1898807007 × 10¹¹

Factors of 218988070070

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1987

Divisors of 218988070070

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 431 770 862 1531 2155 3017 3062 4310 4741 6034 7655 9482 10717 15085 15310 16841 21434 23705 30170 33187 33682 47410 53585 66374 84205 107170 117887 165935 168410 185761 235774 331870 371522 589435 659861 928805 1178870 1300327 1319722 1857610 2043371 2600654 3299305 4086742 4619027 6501635 6598610 7258471 9238054 10216855 13003270 14303597 14516942 20433710 23095135 28607194 36292355 46190270 50809297 71517985 72584710 101618594 143035970 254046485 284400091 508092970 568800182 1422000455 1990800637 2844000910 3128401001 3981601274 6256802002 9954003185 15642005005 19908006370 21898807007 31284010010 43797614014 109494035035 218988070070
• Sum of all divisors σ(n): 492907984128
• Sum of proper divisors (its aliquot sum) s(n): 273919914058
• 218988070070 is an abundant number, because the sum of its proper divisors (273919914058) is greater than itself. Its abundance is 54931843988

Bases of 218988070070

• Binary: 11001011111100101101001100010010110110₂
• Hexadecimal: 0x32FCB4C4B6
• Base-36: 2SLNUCAE

Squares and roots of 218988070070

• 218988070070 squared (218988070070²) is 47955774832983229804900
• 218988070070 cubed (218988070070³) is 10501742579386474075650353629343000
• The square root of 218988070070 is 467961.6117482287
• The cube root of 218988070070 is 6027.5407069529

Scales and comparisons

• 218,988,070,070 seconds is equal to 6,963 years, 7 weeks, 3 days, 3 hours, 27 minutes, 50 seconds.
• To count from 1 to 218,988,070,070 would take you about thirteen thousand, nine 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 218988070070 cubic inches would be around 502.3 feet tall.

Recreational maths with 218988070070

• 218988070070 backwards is 070070889812
• The number of decimal digits it has is: 12
• The sum of 218988070070's digits is 50
• More coming soon!