216438532166738

Names of 216438532166738

• Cardinal: 216438532166738 can be written as Two hundred sixteen trillion, four hundred thirty-eight billion, five hundred thirty-two million, one hundred sixty-six thousand, seven hundred thirty-eight.

Scientific notation

• Scientific notation: 2.16438532166738 × 10¹⁴

Factors of 216438532166738

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 10009946

Divisors of 216438532166738

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 7 14 29 49 58 98 203 343 406 686 1087 1421 2174 2842 7609 9947 15218 19894 31523 53263 63046 106526 220661 372841 441322 745682 1544627 3089254 10008821 10812389 20017642 21624778 70061747 140123494 290255809 490432229 580511618 980864458 2031790663 3433025603 4063581326 6866051206 10879588427 14222534641 21759176854 28445069282 76157118989 99557742487 152314237978 199115484974 315508064383 533099832923 631016128766 1066199665846 2208556450681 3731698830461 4417112901362 7463397660922 15459895154767 30919790309534 108219266083369 216438532166738
• Sum of all divisors σ(n): 392025540096000
• Sum of proper divisors (its aliquot sum) s(n): 175587007929262
• 216438532166738 is a deficient number, because the sum of its proper divisors (175587007929262) is less than itself. Its deficiency is 40851524237476

Bases of 216438532166738

• Binary: 110001001101100110000101110100110101010001010010₂
• Hexadecimal: 0xC4D985D35452
• Base-36: 24PYHLRW42

Squares and roots of 216438532166738

• 216438532166738 squared (216438532166738²) is 46845638206492079925033560644
• 216438532166738 cubed (216438532166738³) is 10139201171827206671875010339060580442659272
• The square root of 216438532166738 is 14711850.0592800361
• The cube root of 216438532166738 is 60040.5773820017

Scales and comparisons

• 216,438,532,166,738 seconds is equal to 6,882,075 years, 43 weeks, 2 days, 18 hours, 45 minutes, 38 seconds.
• To count from 1 to 216,438,532,166,738 would take you about seventeen million, two hundred five thousand, one hundred eighty-nine 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 216438532166738 cubic inches would be around 5003.4 feet tall.

Recreational maths with 216438532166738

• 216438532166738 backwards is 837661235834612
• The number of decimal digits it has is: 15
• The sum of 216438532166738's digits is 65
• More coming soon!