402161971001

Names of 402161971001

• Cardinal: 402161971001 can be written as Four hundred two billion, one hundred sixty-one million, nine hundred seventy-one thousand and one.

Scientific notation

• Scientific notation: 4.02161971001 × 10¹¹

Factors of 402161971001

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 124

Divisors of 402161971001

• Number of divisors d(n): 72
• Complete list of divisors:
  1 7 23 41 53 161 287 371 529 943 1219 1681 2173 2809 3703 6601 8533 11767 12167 15211 19663 21689 28037 38663 49979 64607 85169 89093 115169 151823 196259 270641 349853 452249 498847 623651 644851 806183 889249 1149517 1485961 2049139 2648887 3491929 4513957 4721929 6224743 8046619 10401727 14343973 18542209 20452727 26438891 33053503 34177103 47130197 60924401 108604367 143169089 185072237 239239721 329911379 426470807 760230569 1083994531 1401261223 2497900441 7587961717 9808828561 17485303087 57451710143 402161971001
• Sum of all divisors σ(n): 501976890240
• Sum of proper divisors (its aliquot sum) s(n): 99814919239
• 402161971001 is a deficient number, because the sum of its proper divisors (99814919239) is less than itself. Its deficiency is 302347051762

Bases of 402161971001

• Binary: 101110110100010101110001010111100111001₂
• Hexadecimal: 0x5DA2B8AF39
• Base-36: 54R0UQT5

Squares and roots of 402161971001

• 402161971001 squared (402161971001²) is 161734250919409164942001
• 402161971001 cubed (402161971001³) is 65043365128119886179458632008913001
• The square root of 402161971001 is 634162.4168941265
• The cube root of 402161971001 is 7381.3137681701

Scales and comparisons

• 402,161,971,001 seconds is equal to 12,787 years, 26 weeks, 2 days, 10 hours, 36 minutes, 41 seconds.
• To count from 1 to 402,161,971,001 would take you about twenty-five thousand, five hundred seventy-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 402161971001 cubic inches would be around 615.1 feet tall.

Recreational maths with 402161971001

• 402161971001 backwards is 100179161204
• The number of decimal digits it has is: 12
• The sum of 402161971001's digits is 32
• More coming soon!