21100210467

Names of 21100210467

• Cardinal: 21100210467 can be written as Twenty-one billion, one hundred million, two hundred ten thousand, four hundred sixty-seven.

Scientific notation

• Scientific notation: 2.1100210467 × 10¹⁰

Factors of 21100210467

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1153

Divisors of 21100210467

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 17 19 21 43 51 57 73 119 129 133 219 301 323 357 399 511 731 817 903 969 991 1241 1387 1533 2193 2261 2451 2973 3139 3723 4161 5117 5719 6783 6937 8687 9417 9709 13889 15351 16847 17157 18829 20811 21973 23579 26061 29127 41667 42613 50541 53363 56487 59641 65919 70737 72343 97223 117929 127839 131803 160089 165053 178923 217029 291669 298291 320093 353787 373541 395409 417487 495159 506401 724421 809647 894873 960279 1013897 1120623 1229831 1252461 1374517 1519203 2173263 2240651 2428941 3041691 3110749 3689493 4123551 5070947 5667529 6721953 7097279 8608817 9332247 9621619 13763999 15212841 17002587 21291837 21775243 23366789 25826451 28864857 41291997 52882733 59104231 65325729 70100367 96347993 158648199 163567523 177312693 289043979 370179131 413729617 490702569 1004771927 1110537393 1241188851 3014315781 7033403489 21100210467
• Sum of all divisors σ(n): 37209047040
• Sum of proper divisors (its aliquot sum) s(n): 16108836573
• 21100210467 is a deficient number, because the sum of its proper divisors (16108836573) is less than itself. Its deficiency is 4991373894

Bases of 21100210467

• Binary: 10011101001101010111010100100100011₂
• Hexadecimal: 0x4E9ABA923
• Base-36: 9OYIQLF

Squares and roots of 21100210467

• 21100210467 squared (21100210467²) is 445218881751696358089
• 21100210467 cubed (21100210467³) is 9394212108843178789955297917563
• The square root of 21100210467 is 145259.1149188235
• The cube root of 21100210467 is 2763.3056759449

Scales and comparisons

• 21,100,210,467 seconds is equal to 670 years, 47 weeks, 6 days, 9 hours, 34 minutes, 27 seconds.
• To count from 1 to 21,100,210,467 would take you about one thousand, three hundred forty-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 21100210467 cubic inches would be around 230.3 feet tall.

Recreational maths with 21100210467

• 21100210467 backwards is 76401200112
• The number of decimal digits it has is: 11
• The sum of 21100210467's digits is 24
• More coming soon!