397944691988940

Names of 397944691988940

• Cardinal: 397944691988940 can be written as Three hundred ninety-seven trillion, nine hundred forty-four billion, six hundred ninety-one million, nine hundred eighty-eight thousand, nine hundred forty.

Scientific notation

• Scientific notation: 3.9794469198894 × 10¹⁴

Factors of 397944691988940

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 59108115

Divisors of 397944691988940

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 113 180 226 331 339 452 565 662 678 993 1017 1130 1324 1356 1655 1695 1986 2034 2260 2979 3310 3390 3972 4068 4965 5085 5958 6620 6780 9930 10170 11916 14895 19860 20340 29790 37403 59580 74806 112209 149612 187015 224418 336627 374030 448836 561045 673254 748060 1122090 1346508 1683135 2244180 3366270 6732540 59107661 118215322 177322983 236430644 295538305 354645966 531968949 591076610 709291932 886614915 1063937898 1182153220 1773229830 2127875796 2659844745 3546459660 5319689490 6679165693 10639378980 13358331386 19564635791 20037497079 26716662772 33395828465 39129271582 40074994158 58693907373 60112491237 66791656930 78258543164 80149988316 97823178955 100187485395 117387814746 120224982474 133583313860 176081722119 195646357910 200374970790 234775629492 240449964948 293469536865 300562456185 352163444238 391292715820 400749941580 586939073730 601124912370 704326888476 880408610595 1173878147460 1202249824740 1760817221190 2210803844383 3521634442380 4421607688766 6632411533149 8843215377532 11054019221915 13264823066298 19897234599447 22108038443830 26529646132596 33162057665745 39794469198894 44216076887660 66324115331490 79588938397788 99486172997235 132648230662980 198972345994470 397944691988940
• Sum of all divisors σ(n): 1221460308091296
• Sum of proper divisors (its aliquot sum) s(n): 823515616102356
• 397944691988940 is an abundant number, because the sum of its proper divisors (823515616102356) is greater than itself. Its abundance is 425570924113416

Bases of 397944691988940

• Binary: 1011010011110110110111000000000011001100111001100₂
• Hexadecimal: 0x169EDB80199CC
• Base-36: 3X259MZDN0

Squares and roots of 397944691988940

• 397944691988940 squared (397944691988940²) is 158359977882172327413082323600
• 397944691988940 cubed (397944691988940³) is 63018512621696417767945376094457640700984000
• The square root of 397944691988940 is 19948551.1250551727
• The cube root of 397944691988940 is 73554.2162180727

Scales and comparisons

• 397,944,691,988,940 seconds is equal to 12,653,410 years, 14 weeks, 4 days, 11 hours, 9 minutes.
• To count from 1 to 397,944,691,988,940 would take you about thirty-one million, six hundred thirty-three thousand, five hundred twenty-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 397944691988940 cubic inches would be around 6129.5 feet tall.

Recreational maths with 397944691988940

• 397944691988940 backwards is 049889196449793
• 397944691988940 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 397944691988940's digits is 90
• More coming soon!