210489978468737728

Names of 210489978468737728

• Cardinal: 210489978468737728 can be written as Two hundred ten quadrillion, four hundred eighty-nine trillion, nine hundred seventy-eight billion, four hundred sixty-eight million, seven hundred thirty-seven thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.10489978468737728 × 10¹⁷

Factors of 210489978468737728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 44873239

Divisors of 210489978468737728

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 8 16 32 64 97 194 388 776 1552 3104 6208 768773 1537546 3075092 6150184 12300368 24600736 44104367 49201472 74570981 88208734 149141962 176417468 298283924 352834936 596567848 705669872 1193135696 1411339744 2386271392 2822679488 4278123599 4772542784 8556247198 17112494396 34224988792 68449977584 136899955168 273799910336 33906246531691 67812493063382 135624986126764 271249972253528 542499944507056 1084999889014112 2169999778028224 3288905913574027 6577811827148054 13155623654296108 26311247308592216 52622494617184432 105244989234368864 210489978468737728
• Sum of all divisors σ(n): 421997702824539072
• Sum of proper divisors (its aliquot sum) s(n): 211507724355801344
• 210489978468737728 is an abundant number, because the sum of its proper divisors (211507724355801344) is greater than itself. Its abundance is 1017745887063616

Bases of 210489978468737728

• Binary: 1011101011110011111000010100101011011010001010001011000000₂
• Hexadecimal: 0x2EBCF852B68A2C0
• Base-36: 1LKKGX6I3DTS

Squares and roots of 210489978468737728

• 210489978468737728 squared (210489978468737728²) is 44306031035769672328695025650601984
• 210489978468737728 cubed (210489978468737728³) is 9325975518754383865938387656561622827281247812452352
• The square root of 210489978468737728 is 458791868.3550720127
• The cube root of 210489978468737728 is 594854.1209291121

Scales and comparisons

• 210,489,978,468,737,728 seconds is equal to 6,692,930,227 years, 2 weeks, 5 days, 10 hours, 15 minutes, 28 seconds.
• To count from 1 to 210,489,978,468,737,728 would take you about twenty billion, seventy-eight million, seven hundred ninety thousand, six hundred eighty-one 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 210489978468737728 cubic inches would be around 49571.2 feet tall.

Recreational maths with 210489978468737728

• 210489978468737728 backwards is 827737864879984012
• The number of decimal digits it has is: 18
• The sum of 210489978468737728's digits is 100
• More coming soon!