16390002513312421

Names of 16390002513312421

• Cardinal: 16390002513312421 can be written as Sixteen quadrillion, three hundred ninety trillion, two billion, five hundred thirteen million, three hundred twelve thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 1.6390002513312421 × 10¹⁶

Factors of 16390002513312421

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 112

Divisors of 16390002513312421

• Number of divisors d(n): 160
• Complete list of divisors:
  1 7 23 29 53 161 203 371 529 667 841 1219 1537 2809 3703 4669 5887 8533 10759 12167 15341 19343 19663 24389 28037 35351 44573 64607 81461 85169 107387 135401 148877 170723 196259 247457 312011 352843 444889 452249 560947 570227 644851 813073 1025179 1042139 1292617 1485961 1873603 2362369 2469901 3114223 3424171 3926629 4317433 4513957 5691511 7176253 7890481 9048319 10232447 10401727 12901781 13115221 16536583 18700679 23579117 23969197 29730191 30222031 34177103 43092869 54334487 55233367 68508701 71627129 78755933 90312467 99300959 125205557 130904753 165053819 181481063 208111337 228823949 239239721 296740963 301650083 380341409 479560907 542319691 551291531 683794393 695106713 876438899 991135987 1249693201 1270367441 1575700123 1601767643 1811386459 2077186741 2283922057 2879727811 3630961153 3796237837 4174064449 4786560751 5262950827 6635894521 6937951909 8747852407 11029900861 12679705213 15727271039 15987454399 20158094677 25416728071 28742943623 29218451143 36241102829 36840655789 46451261647 52530207311 66233739653 83512106519 96003482327 110090897273 121047869021 152625573983 192440941109 201200605361 253687719803 367711451177 463636177571 584584745633 672024376289 833545365067 847335083147 1068379017881 1347086587763 1523376012019 1920778449937 2784100987483 3510388201609 4426141645507 5834817555469 10663632084133 13445449149559 19488706912381 24572717411263 30982991518549 44177904348551 80738928637007 101801257846661 309245330439857 565172500459049 712608804926627 2341428930473203 16390002513312421
• Sum of all divisors σ(n): 20672188090329600
• Sum of proper divisors (its aliquot sum) s(n): 4282185577017179
• 16390002513312421 is a deficient number, because the sum of its proper divisors (4282185577017179) is less than itself. Its deficiency is 12107816936295242

Bases of 16390002513312421

• Binary: 111010001110101001111011010101101011000111101010100101₂
• Hexadecimal: 0x3A3A9ED5AC7AA5
• Base-36: 4HDRR7J3NVP

Squares and roots of 16390002513312421

• 16390002513312421 squared (16390002513312421²) is 268632182386387477119325552881241
• 16390002513312421 cubed (16390002513312421³) is 4402882144469491422030813374577751189115343194461
• The square root of 16390002513312421 is 128023445.1704547005
• The cube root of 16390002513312421 is 254015.1814417411

Scales and comparisons

• 16,390,002,513,312,421 seconds is equal to 521,151,382 years, 16 weeks, 3 days, 8 hours, 7 minutes, 1 second.
• To count from 1 to 16,390,002,513,312,421 would take you about one billion, five hundred sixty-three million, four hundred fifty-four thousand, one hundred forty-six 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 16390002513312421 cubic inches would be around 21167.9 feet tall.

Recreational maths with 16390002513312421

• 16390002513312421 backwards is 12421331520009361
• The number of decimal digits it has is: 17
• The sum of 16390002513312421's digits is 43
• More coming soon!