397944356488664

Names of 397944356488664

• Cardinal: 397944356488664 can be written as Three hundred ninety-seven trillion, nine hundred forty-four billion, three hundred fifty-six million, four hundred eighty-eight thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 3.97944356488664 × 10¹⁴

Factors of 397944356488664

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 524845

Divisors of 397944356488664

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 37 61 74 122 127 148 244 254 296 331 488 508 662 1016 1324 2257 2648 4514 4699 7747 9028 9398 12247 15494 18056 18796 20191 24494 30988 37592 40382 42037 48988 61976 80764 84074 97976 161528 168148 286639 336296 524287 573278 747067 1048574 1146556 1494134 1555369 2097148 2293112 2564257 2988268 3110738 4194296 5128514 5976536 6221476 10257028 12442952 19398619 20514056 31981507 38797238 63963014 66584449 77594476 94877509 127926028 133168898 155188952 173538997 189755018 255852056 266337796 347077994 379510036 532675592 694155988 759020072 1183315759 1388311976 2366631518 2463624613 4061651389 4733263036 4927249226 6420942889 8123302778 9466526072 9854498452 10585878817 12841885778 16246605556 19708996904 21171757634 22039452619 25683771556 32493211112 42343515268 44078905238 51367543112 84687030536 88157810476 150281101393 176315620952 300562202786 391677516229 601124405572 783355032458 815459746903 1202248811144 1344406609759 1566710064916 1630919493806 2688813219518 3133420129832 3261838987612 5377626439036 6523677975224 10755252878072 49743044561083 99486089122166 198972178244332 397944356488664
• Sum of all divisors σ(n): 787380248248320
• Sum of proper divisors (its aliquot sum) s(n): 389435891759656
• 397944356488664 is a deficient number, because the sum of its proper divisors (389435891759656) is less than itself. Its deficiency is 8508464729008

Bases of 397944356488664

• Binary: 1011010011110110110100100000000100100010111011000₂
• Hexadecimal: 0x169EDA40245D8
• Base-36: 3X25438FYW

Squares and roots of 397944356488664

• 397944356488664 squared (397944356488664²) is 158359710861176897799560504896
• 397944356488664 cubed (397944356488664³) is 63018353232381935745190069790198001540498944
• The square root of 397944356488664 is 19948542.7159144635
• The cube root of 397944356488664 is 73554.1955473051

Scales and comparisons

• 397,944,356,488,664 seconds is equal to 12,653,399 years, 31 weeks, 6 days, 8 hours, 37 minutes, 44 seconds.
• To count from 1 to 397,944,356,488,664 would take you about thirty-one million, six hundred thirty-three thousand, four hundred ninety-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 397944356488664 cubic inches would be around 6129.5 feet tall.

Recreational maths with 397944356488664

• 397944356488664 backwards is 466884653449793
• The number of decimal digits it has is: 15
• The sum of 397944356488664's digits is 86
• More coming soon!