166438407012201

Names of 166438407012201

• Cardinal: 166438407012201 can be written as One hundred sixty-six trillion, four hundred thirty-eight billion, four hundred seven million, twelve thousand, two hundred one.

Scientific notation

• Scientific notation: 1.66438407012201 × 10¹⁴

Factors of 166438407012201

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2076

Divisors of 166438407012201

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 9 41 53 123 159 369 477 1681 1979 2173 2809 5043 5937 6519 8427 15129 17811 19557 25281 81139 89093 104887 115169 243417 267279 314661 345507 730251 801837 943983 1036521 3326699 3916441 4300367 4721929 5559011 9980097 11749323 12901101 14165787 16677033 29940291 35247969 38703303 42497361 50031099 160574081 176315047 207571373 227919451 481722243 528945141 622714119 683758353 1445166729 1586835423 1868142357 2051275059 6583537321 8510426293 9344697491 11001282769 19750611963 25531278879 28034092473 33003848307 59251835889 76593836637 84102277419 99011544921 348927478013 451052593529 1046782434039 1353157780587 3140347302117 4059473341761 18493156334689 55479469004067 166438407012201
• Sum of all divisors σ(n): 251281822395877
• Sum of proper divisors (its aliquot sum) s(n): 84843415383676
• 166438407012201 is a deficient number, because the sum of its proper divisors (84843415383676) is less than itself. Its deficiency is 81594991628525

Bases of 166438407012201

• Binary: 100101110101111111110110001000000111111101101001₂
• Hexadecimal: 0x975FF6207F69
• Base-36: 1MZWQY80O9

Squares and roots of 166438407012201

• 166438407012201 squared (166438407012201²) is 27701743328759079007762864401
• 166438407012201 cubed (166438407012201³) is 4610634031099527367193381307633163915556601
• 166438407012201 is a perfect square number. Its square root is 12901101
• The cube root of 166438407012201 is 55006.9861111749

Scales and comparisons

• 166,438,407,012,201 seconds is equal to 5,292,226 years, 26 weeks, 5 days, 12 hours, 43 minutes, 21 seconds.
• To count from 1 to 166,438,407,012,201 would take you about thirteen million, two hundred thirty thousand, five hundred sixty-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 166438407012201 cubic inches would be around 4583.9 feet tall.

Recreational maths with 166438407012201

• 166438407012201 backwards is 102210704834661
• The number of decimal digits it has is: 15
• The sum of 166438407012201's digits is 45
• More coming soon!