221446354428

Names of 221446354428

• Cardinal: 221446354428 can be written as Two hundred twenty-one billion, four hundred forty-six million, three hundred fifty-four thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 2.21446354428 × 10¹¹

Factors of 221446354428

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 45679

Divisors of 221446354428

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 31 36 39 52 62 78 93 117 124 156 186 234 279 337 372 403 468 558 674 806 1011 1116 1209 1348 1612 2022 2418 3033 3627 4044 4381 4836 6066 7254 8762 10447 12132 13143 14508 17524 20894 26286 31341 39429 41788 45293 52572 62682 78858 90586 94023 125364 135811 135879 157716 181172 188046 271622 271758 376092 407433 407637 543244 543516 588809 814866 815274 1177618 1222299 1404083 1629732 1630548 1766427 2355236 2444598 2808166 3532854 4212249 4889196 5299281 5616332 7065708 8424498 10598562 12636747 15263741 16848996 18253079 21197124 25273494 30527482 36506158 45791223 50546988 54759237 61054964 73012316 91582446 109518474 137373669 164277711 183164892 198428633 219036948 274747338 328555422 396857266 473175971 549494676 595285899 657110844 793714532 946351942 1190571798 1419527913 1785857697 1892703884 2381143596 2839055826 3571715394 4258583739 5678111652 6151287623 7143430788 8517167478 12302575246 17034334956 18453862869 24605150492 36907725738 55361588607 73815451476 110723177214 221446354428
• Sum of all divisors σ(n): 624132477696
• Sum of proper divisors (its aliquot sum) s(n): 402686123268
• 221446354428 is an abundant number, because the sum of its proper divisors (402686123268) is greater than itself. Its abundance is 181239768840

Bases of 221446354428

• Binary: 11001110001111001110110011010111111100₂
• Hexadecimal: 0x338F3B35FC
• Base-36: 2TQBFWN0

Squares and roots of 221446354428

• 221446354428 squared (221446354428²) is 49038487889451395207184
• 221446354428 cubed (221446354428³) is 10859394369780639345529168555810752
• The square root of 221446354428 is 470580.8691691577
• The cube root of 221446354428 is 6050.0111961909

Scales and comparisons

• 221,446,354,428 seconds is equal to 7,041 years, 16 weeks, 12 hours, 13 minutes, 48 seconds.
• To count from 1 to 221,446,354,428 would take you about fourteen thousand and eighty-two 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 221446354428 cubic inches would be around 504.2 feet tall.

Recreational maths with 221446354428

• 221446354428 backwards is 824453644122
• The number of decimal digits it has is: 12
• The sum of 221446354428's digits is 45
• More coming soon!