16438742455839007

Names of 16438742455839007

• Cardinal: 16438742455839007 can be written as Sixteen quadrillion, four hundred thirty-eight trillion, seven hundred forty-two billion, four hundred fifty-five million, eight hundred thirty-nine thousand and seven.

Scientific notation

• Scientific notation: 1.6438742455839007 × 10¹⁶

Factors of 16438742455839007

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 55743

Divisors of 16438742455839007

• Number of divisors d(n): 32
• Complete list of divisors:
  1 17 449 4799 7633 11519 38959 81583 195823 662303 2154751 5172031 17492591 36630767 55279681 87924527 186964241 297374047 448768721 939754577 3178392097 7629068257 24820576769 83946944209 201497155729 421949805073 1427098051553 2153641092079 3425451647393 36611898565343 966984850343471 16438742455839007
• Sum of all divisors σ(n): 17450090496000000
• Sum of proper divisors (its aliquot sum) s(n): 1011348040160993
• 16438742455839007 is a deficient number, because the sum of its proper divisors (1011348040160993) is less than itself. Its deficiency is 15427394415678014

Bases of 16438742455839007

• Binary: 111010011001101111001011111100101000100110100100011111₂
• Hexadecimal: 0x3A66F2FCA2691F
• Base-36: 4HV1Q12GCGV

Squares and roots of 16438742455839007

• 16438742455839007 squared (16438742455839007²) is 270232253529403867007588302746049
• 16438742455839007 cubed (16438742455839007³) is 4442278419030861691755760189759304418932349333343
• The square root of 16438742455839007 is 128213659.3964894483
• The cube root of 16438742455839007 is 254266.7257021623

Scales and comparisons

• 16,438,742,455,839,007 seconds is equal to 522,701,161 years, 37 weeks, 5 days, 12 hours, 10 minutes, 7 seconds.
• To count from 1 to 16,438,742,455,839,007 would take you about one billion, five hundred sixty-eight million, one hundred three thousand, four hundred eighty-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 16438742455839007 cubic inches would be around 21188.9 feet tall.

Recreational maths with 16438742455839007

• 16438742455839007 backwards is 70093855424783461
• The number of decimal digits it has is: 17
• The sum of 16438742455839007's digits is 76
• More coming soon!