21010083750

Names of 21010083750

• Cardinal: 21010083750 can be written as Twenty-one billion, ten million, eighty-three thousand, seven hundred fifty.

Scientific notation

• Scientific notation: 2.101008375 × 10¹⁰

Factors of 21010083750

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 273

Divisors of 21010083750

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 25 27 30 45 50 54 75 81 90 125 135 150 162 225 243 250 263 270 375 405 450 486 526 625 675 750 789 810 1125 1215 1250 1315 1350 1578 1875 2025 2250 2367 2430 2630 3375 3750 3945 4050 4734 5625 6075 6575 6750 7101 7890 10125 11250 11835 12150 13150 14202 16875 19725 20250 21303 23670 30375 32875 33750 35505 39450 42606 50625 59175 60750 63909 65750 69169 71010 98625 101250 106515 118350 127818 138338 151875 164375 177525 197250 207507 213030 295875 303750 319545 328750 345845 355050 415014 493125 532575 591750 622521 639090 691690 887625 986250 1037535 1065150 1245042 1479375 1597725 1729225 1775250 1867563 2075070 2662875 2958750 3112605 3195450 3458450 3735126 4438125 5187675 5325750 5602689 6225210 7988625 8646125 8876250 9337815 10375350 11205378 13314375 15563025 15977250 16808067 17292250 18675630 25938375 26628750 28013445 31126050 33616134 39943125 43230625 46689075 51876750 56026890 77815125 79886250 84040335 86461250 93378150 129691875 140067225 155630250 168080670 233445375 259383750 280134450 389075625 420201675 466890750 700336125 778151250 840403350 1167226875 1400672250 2101008375 2334453750 3501680625 4202016750 7003361250 10505041875 21010083750
• Sum of all divisors σ(n): 59216072916
• Sum of proper divisors (its aliquot sum) s(n): 38205989166
• 21010083750 is an abundant number, because the sum of its proper divisors (38205989166) is greater than itself. Its abundance is 17195905416

Bases of 21010083750

• Binary: 10011100100010011000110111110100110₂
• Hexadecimal: 0x4E44C6FA6
• Base-36: 9NGV0DI

Squares and roots of 21010083750

• 21010083750 squared (21010083750²) is 441423619182014062500
• 21010083750 cubed (21010083750³) is 9274347208242221946802734375000
• The square root of 21010083750 is 144948.5555291945
• The cube root of 21010083750 is 2759.3656978089

Scales and comparisons

• 21,010,083,750 seconds is equal to 668 years, 2 weeks, 6 days, 6 hours, 22 minutes, 30 seconds.
• To count from 1 to 21,010,083,750 would take you about one thousand, three hundred thirty-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 21010083750 cubic inches would be around 229.9 feet tall.

Recreational maths with 21010083750

• 21010083750 backwards is 05738001012
• 21010083750 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21010083750's digits is 27
• More coming soon!