1989474223446

Names of 1989474223446

• Cardinal: 1989474223446 can be written as One trillion, nine hundred eighty-nine billion, four hundred seventy-four million, two hundred twenty-three thousand, four hundred forty-six.

Scientific notation

• Scientific notation: 1.989474223446 × 10¹²

Factors of 1989474223446

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 7114

Divisors of 1989474223446

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 6 9 18 27 54 81 162 243 486 729 1458 2187 4374 6561 7109 13122 14218 19683 21327 39366 42654 63981 127962 191943 383886 575829 1151658 1727487 3454974 5182461 10364922 15547383 31094766 46642149 50537881 93284298 101075762 139926447 151613643 279852894 303227286 454840929 909681858 1364522787 2729045574 4093568361 8187136722 12280705083 24561410166 36842115249 73684230498 110526345747 221052691494 331579037241 663158074482 994737111723 1989474223446
• Sum of all divisors σ(n): 4476870942852
• Sum of proper divisors (its aliquot sum) s(n): 2487396719406
• 1989474223446 is an abundant number, because the sum of its proper divisors (2487396719406) is greater than itself. Its abundance is 497922495960

Bases of 1989474223446

• Binary: 11100111100110101111001111000010101010110₂
• Hexadecimal: 0x1CF35E78556
• Base-36: PDY9L3DI

Squares and roots of 1989474223446

• 1989474223446 squared (1989474223446²) is 3958007685756064736114916
• 1989474223446 cubed (1989474223446³) is 7874354267012846486267127420117520536
• The square root of 1989474223446 is 1410487.2290970947
• The cube root of 1989474223446 is 12577.0688646733

Scales and comparisons

• 1,989,474,223,446 seconds is equal to 63,259 years, 6 weeks, 4 days, 44 minutes, 6 seconds.
• To count from 1 to 1,989,474,223,446 would take you about one hundred fifty-eight thousand, one hundred forty-seven 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 1989474223446 cubic inches would be around 1048.1 feet tall.

Recreational maths with 1989474223446

• 1989474223446 backwards is 6443224749891
• The number of decimal digits it has is: 13
• The sum of 1989474223446's digits is 63
• More coming soon!