138660744651

Names of 138660744651

• Cardinal: 138660744651 can be written as One hundred thirty-eight billion, six hundred sixty million, seven hundred forty-four thousand, six hundred fifty-one.

Scientific notation

• Scientific notation: 1.38660744651 × 10¹¹

Factors of 138660744651

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 19644

Divisors of 138660744651

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 11 13 19 33 39 57 67 143 169 201 209 247 429 507 627 737 741 871 1273 1859 2211 2613 2717 3211 3819 5577 8151 9581 9633 11323 14003 16549 19531 28743 33969 35321 42009 49647 58593 105963 124553 182039 214841 215137 253903 371089 373659 546117 644523 645411 761709 1113267 1308577 2366507 2792933 3300739 3925731 4081979 4824157 7099521 8378799 9902217 12245937 14394347 14472471 17011501 24862963 36308129 43183041 51034503 53065727 62714041 74588889 108924387 159197181 187126511 188142123 221149513 273492593 323218519 561379533 663448539 689854451 820477779 969655557 2069563353 2432644643 3555403709 4201840747 7297933929 10666211127 12605522241 46220248217 138660744651
• Sum of all divisors σ(n): 233333959680
• Sum of proper divisors (its aliquot sum) s(n): 94673215029
• 138660744651 is a deficient number, because the sum of its proper divisors (94673215029) is less than itself. Its deficiency is 43987529622

Bases of 138660744651

• Binary: 10000001001000110100110000110111001011₂
• Hexadecimal: 0x2048D30DCB
• Base-36: 1RP70ZBF

Squares and roots of 138660744651

• 138660744651 squared (138660744651²) is 19226802107169825111801
• 138660744651 cubed (138660744651³) is 2666002697437583856119765987726451
• The square root of 138660744651 is 372371.7828340381
• The cube root of 138660744651 is 5175.8837004541

Scales and comparisons

• 138,660,744,651 seconds is equal to 4,408 years, 51 weeks, 17 hours, 30 minutes, 51 seconds.
• To count from 1 to 138,660,744,651 would take you about eight thousand, eight hundred seventeen 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 138660744651 cubic inches would be around 431.3 feet tall.

Recreational maths with 138660744651

• 138660744651 backwards is 156447066831
• The number of decimal digits it has is: 12
• The sum of 138660744651's digits is 51
• More coming soon!