138974697457731

Names of 138974697457731

• Cardinal: 138974697457731 can be written as One hundred thirty-eight trillion, nine hundred seventy-four billion, six hundred ninety-seven million, four hundred fifty-seven thousand, seven hundred thirty-one.

Scientific notation

• Scientific notation: 1.38974697457731 × 10¹⁴

Factors of 138974697457731

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 450

Divisors of 138974697457731

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 27 31 37 81 93 111 243 279 333 379 837 961 999 1137 1147 1369 2511 2883 2997 3411 3441 4107 7533 8649 8991 10233 10323 11749 12321 14023 25947 29791 30699 30969 35247 35557 36963 42069 42439 50653 77841 89373 92097 92907 105741 106671 110889 126207 127317 151959 233523 268119 278721 317223 320013 332667 364219 378621 381951 434713 455877 518851 804357 951669 960039 1092657 1102267 1135863 1145853 1304139 1315609 1367631 1556553 1570243 2413071 2855007 2880117 3277971 3306801 3407589 3437559 3912417 3946827 4102893 4669659 4710729 7239213 8640351 9833913 9920403 10312677 11290789 11737251 11840481 12308679 13476103 14008977 14132187 16084381 19197487 29501739 29761209 33872367 35211753 35521443 40428309 40783879 42026931 42396561 48253143 48677533 57592461 88505217 89283627 101617101 105635259 106564329 121284927 122351637 126080793 127189683 144759429 146032599 172777383 267850881 304851303 319692987 363854781 367054911 381569049 417759193 434278287 438097797 498615811 518332149 595122097 914553909 1091564343 1101164733 1253277579 1302834861 1314293391 1495847433 1509003523 1554996447 1785366291 2743661727 3274693029 3303494199 3759832737 3908504583 3942880173 4487542299 4527010569 4664989341 5356098873 9910482597 11279498211 11828640519 13462626897 13581031707 15457090141 16068296619 18448785007 33838494633 40387880691 40743095121 46371270423 48204889857 55346355021 101515483899 121163642073 122229285363 139113811269 144614669571 166039065063 366687856089 417341433807 498117195189 571912335217 1252024301421 1494351585567 1715737005651 3756072904263 4483054756701 5147211016953 15441633050859 46324899152577 138974697457731
• Sum of all divisors σ(n): 221673712332800
• Sum of proper divisors (its aliquot sum) s(n): 82699014875069
• 138974697457731 is a deficient number, because the sum of its proper divisors (82699014875069) is less than itself. Its deficiency is 56275682582662

Bases of 138974697457731

• Binary: 11111100110010110010001011110011000100001000011₂
• Hexadecimal: 0x7E6591798843
• Base-36: 1D9G3EN96R

Squares and roots of 138974697457731

• 138974697457731 squared (138974697457731²) is 19313966533467863274531668361
• 138974697457731 cubed (138974697457731³) is 2684152655697437873146244951889116707548891
• The square root of 138974697457731 is 11788753.0069015781
• The cube root of 138974697457731 is 51797.8713239197

Scales and comparisons

• 138,974,697,457,731 seconds is equal to 4,418,965 years, 26 weeks, 19 hours, 8 minutes, 51 seconds.
• To count from 1 to 138,974,697,457,731 would take you about eleven million, forty-seven thousand, four hundred thirteen 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 138974697457731 cubic inches would be around 4316.5 feet tall.

Recreational maths with 138974697457731

• 138974697457731 backwards is 137754796479831
• 138974697457731 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138974697457731's digits is 81
• More coming soon!