21864321364900

Names of 21864321364900

• Cardinal: 21864321364900 can be written as Twenty-one trillion, eight hundred sixty-four billion, three hundred twenty-one million, three hundred sixty-four thousand, nine hundred.

Scientific notation

• Scientific notation: 2.18643213649 × 10¹³

Factors of 21864321364900

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1078

Divisors of 21864321364900

• Number of divisors d(n): 243
• Complete list of divisors:
  1 2 4 5 7 10 14 20 25 28 35 49 50 67 70 98 100 134 140 175 196 245 268 335 350 469 490 670 700 938 980 997 1225 1340 1675 1876 1994 2345 2450 3283 3350 3988 4489 4690 4900 4985 6566 6700 6979 8978 9380 9970 11725 13132 13958 16415 17956 19940 22445 23450 24925 27916 31423 32830 34895 44890 46900 48853 49850 62846 65660 66799 69790 82075 89780 97706 99700 112225 125692 133598 139580 157115 164150 174475 195412 219961 224450 244265 267196 314230 328300 333995 348950 439922 448900 467593 488530 628460 667990 697900 785575 879844 935186 977060 994009 1099805 1221325 1335980 1571150 1669975 1870372 1988018 2199610 2337965 2442650 3142300 3273151 3339950 3976036 4399220 4475533 4675930 4885300 4970045 5499025 6546302 6679900 6958063 8951066 9351860 9940090 10998050 11689825 13092604 13916126 16365755 17902132 19880180 21996100 22377665 23379650 24850225 27832252 31328731 32731510 34790315 44755330 46759300 48706441 49700450 62657462 65463020 66598603 69580630 81828775 89510660 97412882 99400900 111888325 125314924 133197206 139161260 156643655 163657550 173951575 194825764 219301117 223776650 243532205 266394412 313287310 327315100 332993015 347903150 438602234 447553300 466190221 487064410 626574620 665986030 695806300 783218275 877204468 932380442 974128820 1096505585 1217661025 1331972060 1566436550 1664965075 1864760884 2193011170 2330951105 2435322050 3132873100 3263331547 3329930150 4386022340 4462106401 4661902210 4870644100 5482527925 6526663094 6659860300 8924212802 9323804420 10965055850 11654755525 13053326188 16316657735 17848425604 21930111700 22310532005 23309511050 31234744807 32633315470 44621064010 46619022100 62469489614 65266630940 81583288675 89242128020 111552660025 124938979228 156173724035 163166577350 218643213649 223105320050 312347448070 326333154700 437286427298 446210640100 624694896140 780868620175 874572854596 1093216068245 1561737240350 2186432136490 3123474480700 4372864272980 5466080341225 10932160682450 21864321364900
• Sum of all divisors σ(n): 56084099893731
• Sum of proper divisors (its aliquot sum) s(n): 34219778528831
• 21864321364900 is an abundant number, because the sum of its proper divisors (34219778528831) is greater than itself. Its abundance is 12355457163931

Bases of 21864321364900

• Binary: 100111110001010101111000110111011001110100100₂
• Hexadecimal: 0x13E2AF1BB3A4
• Base-36: 7R0BWF544

Squares and roots of 21864321364900

• 21864321364900 squared (21864321364900²) is 478048548747622598952010000
• 21864321364900 cubed (21864321364900³) is 10452207097842083928348496592798449000000
• 21864321364900 is a perfect square number. Its square root is 4675930
• The cube root of 21864321364900 is 27962.6719271133

Scales and comparisons

• 21,864,321,364,900 seconds is equal to 695,217 years, 41 weeks, 1 hour, 21 minutes, 40 seconds.
• To count from 1 to 21,864,321,364,900 would take you about one million, seven hundred thirty-eight thousand and forty-four 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 21864321364900 cubic inches would be around 2330.2 feet tall.

Recreational maths with 21864321364900

• 21864321364900 backwards is 00946312346812
• 21864321364900 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21864321364900's digits is 49
• More coming soon!