21321493050

Names of 21321493050

• Cardinal: 21321493050 can be written as Twenty-one billion, three hundred twenty-one million, four hundred ninety-three thousand and fifty.

Scientific notation

• Scientific notation: 2.132149305 × 10¹⁰

Factors of 21321493050

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1031

Divisors of 21321493050

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 5 6 10 11 13 15 22 25 26 30 33 39 50 55 65 66 75 78 110 130 143 150 165 195 275 286 325 330 390 429 550 650 715 825 858 975 997 1430 1650 1950 1994 2145 2991 3575 4290 4985 5982 7150 9970 10725 10967 12961 14955 21450 21934 24925 25922 29910 32901 38883 49850 54835 64805 65802 74775 77766 109670 129610 142571 149550 164505 194415 274175 285142 324025 329010 388830 427713 548350 648050 712855 822525 855426 972075 994009 1425710 1645050 1944150 1988018 2138565 2982027 3564275 4277130 4970045 5964054 7128550 9940090 10692825 10934099 12922117 14910135 21385650 21868198 24850225 25844234 29820270 32802297 38766351 49700450 54670495 64610585 65604594 74550675 77532702 109340990 129221170 142143287 149101350 164011485 193831755 273352475 284286574 323052925 328022970 387663510 426429861 546704950 646105850 710716435 820057425 852859722 969158775 1421432870 1640114850 1938317550 2132149305 3553582175 4264298610 7107164350 10660746525 21321493050
• Sum of all divisors σ(n): 62183957472
• Sum of proper divisors (its aliquot sum) s(n): 40862464422
• 21321493050 is an abundant number, because the sum of its proper divisors (40862464422) is greater than itself. Its abundance is 19540971372

Bases of 21321493050

• Binary: 10011110110110111000010101000111010₂
• Hexadecimal: 0x4F6DC2A3A
• Base-36: 9SM9LBU

Squares and roots of 21321493050

• 21321493050 squared (21321493050²) is 454606065881198302500
• 21321493050 cubed (21321493050³) is 9692880074173811732425547625000
• The square root of 21321493050 is 146018.8106032917
• The cube root of 21321493050 is 2772.9319028265

Scales and comparisons

• 21,321,493,050 seconds is equal to 677 years, 49 weeks, 5 days, 12 hours, 57 minutes, 30 seconds.
• To count from 1 to 21,321,493,050 would take you about one thousand, three hundred fifty-five 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 21321493050 cubic inches would be around 231.1 feet tall.

Recreational maths with 21321493050

• 21321493050 backwards is 05039412312
• 21321493050 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21321493050's digits is 30
• More coming soon!