21079381032

Names of 21079381032

• Cardinal: 21079381032 can be written as Twenty-one billion, seventy-nine million, three hundred eighty-one thousand and thirty-two.

Scientific notation

• Scientific notation: 2.1079381032 × 10¹⁰

Factors of 21079381032

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4846

Divisors of 21079381032

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 29 36 54 58 72 79 81 87 108 116 158 162 174 216 232 237 243 261 316 324 348 474 486 522 632 648 696 711 783 948 972 1044 1422 1566 1896 1944 2088 2133 2291 2349 2844 3132 4266 4582 4698 4733 5688 6264 6399 6873 7047 8532 9164 9396 9466 12798 13746 14094 14199 17064 18328 18792 18932 19197 20619 25596 27492 28188 28398 37864 38394 41238 42597 51192 54984 56376 56796 61857 76788 82476 85194 113592 123714 127791 137257 153576 164952 170388 185571 247428 255582 274514 340776 371142 373907 383373 411771 494856 511164 549028 556713 742284 747814 766746 823542 1022328 1098056 1113426 1121721 1150119 1235313 1484568 1495628 1533492 1647084 2226852 2243442 2300238 2470626 2991256 3066984 3294168 3365163 3705939 4453704 4486884 4600476 4941252 6730326 7411878 8973768 9200952 9882504 10095489 10843303 11117817 13460652 14823756 20190978 21686606 22235634 26921304 29647512 30286467 32529909 33353451 40381956 43373212 44471268 60572934 65059818 66706902 80763912 86746424 88942536 90859401 97589727 121145868 130119636 133413804 181718802 195179454 242291736 260239272 266827608 292769181 363437604 390358908 585538362 726875208 780717816 878307543 1171076724 1756615086 2342153448 2634922629 3513230172 5269845258 7026460344 10539690516 21079381032
• Sum of all divisors σ(n): 62034336000
• Sum of proper divisors (its aliquot sum) s(n): 40954954968
• 21079381032 is an abundant number, because the sum of its proper divisors (40954954968) is greater than itself. Its abundance is 19875573936

Bases of 21079381032

• Binary: 10011101000011011011101010000101000₂
• Hexadecimal: 0x4E86DD428
• Base-36: 9OM4AI0

Squares and roots of 21079381032

• 21079381032 squared (21079381032²) is 444340304692241385024
• 21079381032 cubed (21079381032³) is 9366418590482733649040314464768
• The square root of 21079381032 is 145187.3997012137
• The cube root of 21079381032 is 2762.3960950307

Scales and comparisons

• 21,079,381,032 seconds is equal to 670 years, 13 weeks, 3 days, 7 hours, 37 minutes, 12 seconds.
• To count from 1 to 21,079,381,032 would take you about one thousand, three hundred forty 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 21079381032 cubic inches would be around 230.2 feet tall.

Recreational maths with 21079381032

• 21079381032 backwards is 23018397012
• 21079381032 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21079381032's digits is 36
• More coming soon!