1640185362636804

Names of 1640185362636804

• Cardinal: 1640185362636804 can be written as One quadrillion, six hundred forty trillion, one hundred eighty-five billion, three hundred sixty-two million, six hundred thirty-six thousand, eight hundred four.

Scientific notation

• Scientific notation: 1.640185362636804 × 10¹⁵

Factors of 1640185362636804

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 397073

Divisors of 1640185362636804

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 3 4 6 9 12 17 18 34 36 51 68 102 153 204 289 306 578 612 867 1156 1734 2601 3468 5202 10404 397051 794102 1191153 1588204 2382306 3573459 4764612 6749867 7146918 13499734 14293836 20249601 26999468 40499202 60748803 80998404 114747739 121497606 229495478 242995212 344243217 458990956 688486434 1032729651 1376972868 2065459302 4130918604 157649496601 315298993202 472948489803 630597986404 945896979606 1418845469409 1891793959212 2680041442217 2837690938818 5360082884434 5675381877636 8040124326651 10720165768868 16080248653302 24120372979953 32160497306604 45560704517689 48240745959906 91121409035378 96481491919812 136682113553067 182242818070756 273364227106134 410046340659201 546728454212268 820092681318402 1640185362636804
• Sum of all divisors σ(n): 4404265078983861
• Sum of proper divisors (its aliquot sum) s(n): 2764079716347057
• 1640185362636804 is an abundant number, because the sum of its proper divisors (2764079716347057) is greater than itself. Its abundance is 1123894353710253

Bases of 1640185362636804

• Binary: 101110100111011110101101001111001111110000000000100₂
• Hexadecimal: 0x5D3BD69E7E004
• Base-36: G5EAR4KZD0

Squares and roots of 1640185362636804

• 1640185362636804 squared (1640185362636804²) is 2690208023808024242931615334416
• 1640185362636804 cubed (1640185362636804³) is 4412439823098004091790612508519682390009446464
• 1640185362636804 is a perfect square number. Its square root is 40499202
• The cube root of 1640185362636804 is 117931.8135849557

Scales and comparisons

• 1,640,185,362,636,804 seconds is equal to 52,152,821 years, 5 weeks, 3 days, 8 hours, 53 minutes, 24 seconds.
• To count from 1 to 1,640,185,362,636,804 would take you about one hundred fifty-six million, four hundred fifty-eight thousand, four hundred sixty-three 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 1640185362636804 cubic inches would be around 9827.7 feet tall.

Recreational maths with 1640185362636804

• 1640185362636804 backwards is 4086362635810461
• The number of decimal digits it has is: 16
• The sum of 1640185362636804's digits is 63
• More coming soon!