2100121901220

Names of 2100121901220

• Cardinal: 2100121901220 can be written as Two trillion, one hundred billion, one hundred twenty-one million, nine hundred one thousand, two hundred twenty.

Scientific notation

• Scientific notation: 2.10012190122 × 10¹²

Factors of 2100121901220

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 10788

Divisors of 2100121901220

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 293 420 586 879 1172 1465 1758 2017 2051 2930 3516 4034 4102 4395 5860 6051 6153 8068 8204 8461 8790 10085 10255 12102 12306 14119 16922 17580 20170 20510 24204 24612 25383 28238 30255 30765 33844 40340 41020 42305 42357 50766 56476 59227 60510 61530 70595 84610 84714 101532 118454 121020 123060 126915 141190 169220 169428 177681 211785 236908 253830 282380 296135 355362 423570 507660 590981 592270 710724 847140 888405 1181962 1184540 1772943 1776810 2363924 2479073 2954905 3545886 3553620 4136867 4958146 5909810 7091772 7437219 8273734 8864715 9916292 11819620 12395365 12410601 14874438 16547468 17065837 17353511 17729430 20684335 24790730 24821202 29748876 34131674 34707022 35458860 37186095 41368670 49581460 49642404 51197511 52060533 62053005 68263348 69414044 74372190 82737340 85329185 86767555 102395022 104121066 119460859 124106010 148744380 170658370 173535110 204790044 208242132 238921718 248212020 255987555 260302665 341316740 347070220 358382577 477843436 511975110 520605330 597304295 716765154 1023950220 1041210660 1194608590 1433530308 1791912885 2389217180 3583825770 5000290241 7167651540 10000580482 15000870723 20001160964 25001451205 30001741446 35002031687 50002902410 60003482892 70004063374 75004353615 100005804820 105006095061 140008126748 150008707230 175010158435 210012190122 300017414460 350020316870 420024380244 525030475305 700040633740 1050060950610 2100121901220
• Sum of all divisors σ(n): 6747467198976
• Sum of proper divisors (its aliquot sum) s(n): 4647345297756
• 2100121901220 is an abundant number, because the sum of its proper divisors (4647345297756) is greater than itself. Its abundance is 2547223396536

Bases of 2100121901220

• Binary: 11110100011111001000001010001100010100100₂
• Hexadecimal: 0x1E8F90518A4
• Base-36: QSS6CTYC

Squares and roots of 2100121901220

• 2100121901220 squared (2100121901220²) is 4410511999983907437488400
• 2100121901220 cubed (2100121901220³) is 9262612846759828297022636909695848000
• The square root of 2100121901220 is 1449179.7339253679
• The cube root of 2100121901220 is 12806.0394294655

Scales and comparisons

• 2,100,121,901,220 seconds is equal to 66,777 years, 19 weeks, 5 days, 10 hours, 47 minutes.
• To count from 1 to 2,100,121,901,220 would take you about one hundred sixty-six thousand, nine hundred forty-three 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 2100121901220 cubic inches would be around 1067.2 feet tall.

Recreational maths with 2100121901220

• 2100121901220 backwards is 0221091210012
• 2100121901220 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 2100121901220's digits is 21
• More coming soon!