221313421875

Names of 221313421875

• Cardinal: 221313421875 can be written as Two hundred twenty-one billion, three hundred thirteen million, four hundred twenty-one thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 2.21313421875 × 10¹¹

Factors of 221313421875

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 335

Divisors of 221313421875

• Number of divisors d(n): 224
• Complete list of divisors:
  1 3 5 7 13 15 21 25 35 39 65 75 91 105 125 169 175 195 273 307 325 375 455 507 525 625 845 875 921 975 1183 1365 1535 1625 1875 2149 2197 2275 2535 2625 3125 3549 3991 4225 4375 4605 4875 5915 6447 6591 6825 7675 8125 9375 10745 10985 11375 11973 12675 13125 15379 15625 17745 19955 21125 21875 23025 24375 27937 29575 32235 32955 34125 38375 40625 46137 46875 51883 53725 54925 56875 59865 63375 65625 76895 83811 88725 99775 105625 109375 115125 121875 139685 147875 155649 161175 164775 170625 191875 203125 230685 259415 268625 274625 284375 299325 316875 328125 363181 384475 419055 443625 498875 528125 575625 609375 674479 698425 739375 778245 805875 823875 853125 959375 1089543 1153425 1297075 1343125 1373125 1421875 1496625 1584375 1815905 1922375 2023437 2095275 2218125 2494375 2640625 2878125 3372395 3492125 3696875 3891225 4029375 4119375 4265625 4721353 4796875 5447715 5767125 6485375 6715625 6865625 7483125 7921875 9079525 9611875 10117185 10476375 11090625 12471875 14164059 14390625 16861975 17460625 18484375 19456125 20146875 20596875 23606765 27238575 28835625 32426875 33578125 34328125 37415625 45397625 48059375 50585925 52381875 55453125 62359375 70820295 84309875 87303125 97280625 100734375 102984375 118033825 136192875 144178125 162134375 187078125 226988125 240296875 252929625 261909375 354101475 421549375 436515625 486403125 590169125 680964375 720890625 810671875 1134940625 1264648125 1309546875 1770507375 2107746875 2432015625 2950845625 3404821875 5674703125 6323240625 8852536875 10538734375 14754228125 17024109375 31616203125 44262684375 73771140625 221313421875
• Sum of all divisors σ(n): 458144135680
• Sum of proper divisors (its aliquot sum) s(n): 236830713805
• 221313421875 is an abundant number, because the sum of its proper divisors (236830713805) is greater than itself. Its abundance is 15517291930

Bases of 221313421875

• Binary: 11001110000111010011101101001000110011₂
• Hexadecimal: 0x33874ED233
• Base-36: 2TO4AP83

Squares and roots of 221313421875

• 221313421875 squared (221313421875²) is 48979630702021728515625
• 221313421875 cubed (221313421875³) is 10839849672838237218395233154296875
• The square root of 221313421875 is 470439.6049175709
• The cube root of 221313421875 is 6048.8003620561

Scales and comparisons

• 221,313,421,875 seconds is equal to 7,037 years, 4 weeks, 1 day, 22 hours, 31 minutes, 15 seconds.
• To count from 1 to 221,313,421,875 would take you about fourteen thousand and seventy-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 221313421875 cubic inches would be around 504.1 feet tall.

Recreational maths with 221313421875

• 221313421875 backwards is 578124313122
• 221313421875 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 221313421875's digits is 39
• More coming soon!