21312727864629

Names of 21312727864629

• Cardinal: 21312727864629 can be written as Twenty-one trillion, three hundred twelve billion, seven hundred twenty-seven million, eight hundred sixty-four thousand, six hundred twenty-nine.

Scientific notation

• Scientific notation: 2.1312727864629 × 10¹³

Factors of 21312727864629

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1971

Divisors of 21312727864629

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 19 37 57 71 111 213 257 521 703 771 1063 1349 1563 2109 2627 3189 4047 4883 7881 9509 9899 14649 18247 19277 20197 28527 29697 36991 39331 49913 54741 57831 60591 75473 110973 117993 133897 149739 180671 226419 273191 346693 366263 401691 542013 553823 675139 702829 747289 819573 1040079 1098789 1368667 1433987 1661469 2025417 2108487 2241867 2544043 2792501 4106001 4301961 4954189 5190629 7632129 8377503 9506687 10108067 10522637 12827641 14862567 15571887 19396561 20491451 26004673 28520061 30324201 31567911 38482923 39321433 53057519 58189683 61474353 78014019 94129591 117964299 142332511 159172557 180627053 192053273 282388773 351747419 368534659 389337569 426997533 541881159 576159819 717672757 747107227 1055242257 1105603977 1168012707 1454893021 2153018271 2241321681 2704317709 4364679063 5266302907 6683200961 8112953127 10105608281 13635782383 15798908721 20049602883 27642967399 30316824843 40907347149 82928902197 100059755233 192006557339 300179265699 373907506397 576019672017 1121722519191 7104242621543 21312727864629
• Sum of all divisors σ(n): 31364467384320
• Sum of proper divisors (its aliquot sum) s(n): 10051739519691
• 21312727864629 is a deficient number, because the sum of its proper divisors (10051739519691) is less than itself. Its deficiency is 11260988344938

Bases of 21312727864629

• Binary: 100110110001001000001100100101101010100110101₂
• Hexadecimal: 0x13624192D535
• Base-36: 7JYXJW4DX

Squares and roots of 21312727864629

• 21312727864629 squared (21312727864629²) is 454232369031733414149307641
• 21312727864629 cubed (21312727864629³) is 9680930868479067596080761134148723330189
• The square root of 21312727864629 is 4616571.0072118461
• The cube root of 21312727864629 is 27725.5187012947

Scales and comparisons

• 21,312,727,864,629 seconds is equal to 677,678 years, 42 weeks, 5 days, 37 minutes, 9 seconds.
• To count from 1 to 21,312,727,864,629 would take you about one million, six hundred ninety-four thousand, one hundred ninety-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 21312727864629 cubic inches would be around 2310.5 feet tall.

Recreational maths with 21312727864629

• 21312727864629 backwards is 92646872721312
• The number of decimal digits it has is: 14
• The sum of 21312727864629's digits is 60
• More coming soon!