213406021640

Names of 213406021640

• Cardinal: 213406021640 can be written as Two hundred thirteen billion, four hundred six million, twenty-one thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.1340602164 × 10¹¹

Factors of 213406021640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 12407

Divisors of 213406021640

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 23 28 35 40 46 56 70 92 115 140 161 184 230 280 322 460 644 805 920 1288 1610 3220 3923 6440 7846 8447 15692 16894 19615 27461 31384 33788 39230 42235 54922 59129 67576 78460 84470 90229 109844 118258 137305 156920 168940 180458 194281 219688 236516 274610 295645 337880 360916 388562 451145 473032 549220 591290 631603 721832 777124 902290 971405 1098440 1182580 1263206 1359967 1554248 1804580 1942810 2365160 2526412 2719934 3158015 3609160 3885620 5052824 5439868 6316030 6799835 7771240 10879736 12632060 13599670 25264120 27199340 33137581 54398680 66275162 132550324 165687905 231963067 265100648 331375810 463926134 662751620 762164363 927852268 1159815335 1325503240 1524328726 1855704536 2319630670 3048657452 3810821815 4639261340 5335150541 6097314904 7621643630 9278522680 10670301082 15243287260 21340602164 26675752705 30486574520 42681204328 53351505410 106703010820 213406021640
• Sum of all divisors σ(n): 572831170560
• Sum of proper divisors (its aliquot sum) s(n): 359425148920
• 213406021640 is an abundant number, because the sum of its proper divisors (359425148920) is greater than itself. Its abundance is 146019127280

Bases of 213406021640

• Binary: 11000110101111111111010111100000001000₂
• Hexadecimal: 0x31AFFD7808
• Base-36: 2Q1CFO5K

Squares and roots of 213406021640

• 213406021640 squared (213406021640²) is 45542130072212148289600
• 213406021640 cubed (213406021640³) is 9718964795722200480561266586944000
• The square root of 213406021640 is 461958.8960502871
• The cube root of 213406021640 is 5975.8848886027

Scales and comparisons

• 213,406,021,640 seconds is equal to 6,785 years, 33 weeks, 6 days, 2 hours, 27 minutes, 20 seconds.
• To count from 1 to 213,406,021,640 would take you about thirteen thousand, five hundred seventy-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 213406021640 cubic inches would be around 498 feet tall.

Recreational maths with 213406021640

• 213406021640 backwards is 046120604312
• The number of decimal digits it has is: 12
• The sum of 213406021640's digits is 29
• More coming soon!