221016920139

Names of 221016920139

• Cardinal: 221016920139 can be written as Two hundred twenty-one billion, sixteen million, nine hundred twenty thousand, one hundred thirty-nine.

Scientific notation

• Scientific notation: 2.21016920139 × 10¹¹

Factors of 221016920139

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3308

Divisors of 221016920139

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 9 19 27 31 57 61 73 93 171 183 219 279 513 549 589 657 837 1159 1387 1647 1767 1891 1971 2263 3121 3477 4161 4453 5301 5673 6789 9363 10431 12483 13359 15903 17019 20367 28089 31293 35929 37449 40077 42997 51057 59299 61101 84267 84607 96751 107787 120231 128991 138043 177897 190381 227833 253821 290253 323361 386973 414129 533691 571143 683499 761463 870759 970083 1160919 1242387 1601073 1713429 1838269 2050497 2284389 2612277 2622817 3617239 3727161 4328827 5140287 5514807 5901811 6151491 7062823 7868451 10851717 12986481 13897813 16544421 17705433 21188469 23605353 32555151 38959443 41693439 49633263 53116299 63565407 70816059 97665453 112134409 116878329 125080317 134193637 159348897 190696221 264058447 336403227 375240951 402580911 430832203 792175341 1009209681 1207742733 1292496609 2376526023 3027629043 3623228199 3877489827 7129578069 8185811857 11632469481 24557435571 73672306713 221016920139
• Sum of all divisors σ(n): 366687641600
• Sum of proper divisors (its aliquot sum) s(n): 145670721461
• 221016920139 is a deficient number, because the sum of its proper divisors (145670721461) is less than itself. Its deficiency is 75346198678

Bases of 221016920139

• Binary: 11001101110101101000101001000001001011₂
• Hexadecimal: 0x3375A2904B
• Base-36: 2TJ7RN0R

Squares and roots of 221016920139

• 221016920139 squared (221016920139²) is 48848478987729103779321
• 221016920139 cubed (221016920139³) is 10796340379342542890960232536645619
• The square root of 221016920139 is 470124.3666722669
• The cube root of 221016920139 is 6046.0978880117

Scales and comparisons

• 221,016,920,139 seconds is equal to 7,027 years, 34 weeks, 4 hours, 55 minutes, 39 seconds.
• To count from 1 to 221,016,920,139 would take you about fourteen thousand and fifty-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 221016920139 cubic inches would be around 503.8 feet tall.

Recreational maths with 221016920139

• 221016920139 backwards is 931029610122
• The number of decimal digits it has is: 12
• The sum of 221016920139's digits is 36
• More coming soon!