21476199745

Names of 21476199745

• Cardinal: 21476199745 can be written as Twenty-one billion, four hundred seventy-six million, one hundred ninety-nine thousand, seven hundred forty-five.

Scientific notation

• Scientific notation: 2.1476199745 × 10¹⁰

Factors of 21476199745

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 299

Divisors of 21476199745

• Number of divisors d(n): 192
• Complete list of divisors:
  1 5 7 11 13 23 35 55 65 77 91 113 115 127 143 161 169 253 299 385 455 565 635 715 791 805 845 889 1001 1183 1243 1265 1397 1469 1495 1651 1771 1859 2093 2599 2921 3289 3887 3955 4445 5005 5915 6215 6985 7345 8255 8701 8855 9295 9779 10283 10465 11557 12995 13013 14351 14605 16159 16445 18161 18193 19097 19435 20447 21463 23023 27209 28589 32131 33787 37973 42757 43505 48895 51415 57785 65065 71755 80795 90805 90965 95485 100457 102235 107315 113113 115115 127127 133679 136045 142945 150241 157861 160655 168935 186563 189865 200123 210067 213785 224917 236093 236509 265811 299299 330073 371657 417703 439231 493649 502285 565565 635635 668395 751205 789305 932815 1000615 1050335 1105027 1124585 1180465 1182545 1305941 1329055 1470469 1496495 1650365 1652651 1858285 2052193 2088515 2196155 2310511 2425319 2468245 2601599 2923921 3074617 3455543 3630803 4290949 4831541 5430139 5525135 6529705 7352345 8263255 10260965 11552555 12126595 13007995 14365351 14619605 15373085 16977233 17277715 18154015 21454745 24157705 25415621 26678509 27150695 30036643 33820787 38010973 47200439 55782337 71826755 84886165 127078105 133392545 150183215 169103935 186749563 190054865 236002195 278911685 330403073 390476359 613605707 933747815 1652015365 1952381795 3068028535 4295239949 21476199745
• Sum of all divisors σ(n): 36914724864
• Sum of proper divisors (its aliquot sum) s(n): 15438525119
• 21476199745 is a deficient number, because the sum of its proper divisors (15438525119) is less than itself. Its deficiency is 6037674626

Bases of 21476199745

• Binary: 10100000000000101001100110101000001₂
• Hexadecimal: 0x50014CD41
• Base-36: 9V6DHS1

Squares and roots of 21476199745

• 21476199745 squared (21476199745²) is 461227155487138065025
• 21476199745 cubed (21476199745³) is 9905406519059949862869698418625
• The square root of 21476199745 is 146547.6023174723
• The cube root of 21476199745 is 2779.6224555437

Scales and comparisons

• 21,476,199,745 seconds is equal to 682 years, 45 weeks, 4 days, 3 hours, 2 minutes, 25 seconds.
• To count from 1 to 21,476,199,745 would take you about one thousand, three hundred sixty-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 21476199745 cubic inches would be around 231.6 feet tall.

Recreational maths with 21476199745

• 21476199745 backwards is 54799167412
• 21476199745 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21476199745's digits is 55
• More coming soon!