13997668509

Names of 13997668509

• Cardinal: 13997668509 can be written as Thirteen billion, nine hundred ninety-seven million, six hundred sixty-eight thousand, five hundred nine.

Scientific notation

• Scientific notation: 1.3997668509 × 10¹⁰

Factors of 13997668509

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 131

Divisors of 13997668509

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 9 11 23 27 33 41 53 69 99 123 159 207 253 297 369 451 477 529 583 621 759 943 1107 1219 1353 1431 1587 1681 1749 2173 2277 2829 3657 4059 4761 5043 5247 5819 6519 6831 8487 10373 10971 12177 13409 14283 15129 15741 17457 18491 19557 21689 23903 25461 28037 31119 32913 38663 40227 45387 49979 52371 55473 58671 65067 71709 84111 89093 93357 115989 120681 149937 157113 166419 195201 215127 238579 252333 267279 280071 308407 347967 362043 425293 449811 499257 549769 585603 645381 715737 756999 801837 889249 925221 980023 1043901 1149517 1275879 1349433 1649307 2049139 2147211 2405511 2667747 2775663 2940069 3448551 3827637 4947921 6147417 6441633 8003241 8326989 8820207 9781739 10345653 11482911 12644687 14843763 18442251 22540529 24009723 26460621 29345217 31036959 37934061 47130197 55326753 67621587 88035651 113802183 141390591 202864761 264106953 341406549 424171773 518432167 608594283 1272515319 1555296501 4665889503 13997668509
• Sum of all divisors σ(n): 24697068480
• Sum of proper divisors (its aliquot sum) s(n): 10699399971
• 13997668509 is a deficient number, because the sum of its proper divisors (10699399971) is less than itself. Its deficiency is 3298268538

Bases of 13997668509

• Binary: 1101000010010100110111100010011101₂
• Hexadecimal: 0x34253789D
• Base-36: 6FHUM59

Squares and roots of 13997668509

• 13997668509 squared (13997668509²) is 195934723687850283081
• 13997668509 cubed (13997668509³) is 2742629311585038253389649196229
• The square root of 13997668509 is 118311.7429040753
• The cube root of 13997668509 is 2410.0084656763

Scales and comparisons

• 13,997,668,509 seconds is equal to 445 years, 4 weeks, 2 days, 1 hour, 15 minutes, 9 seconds.
• To count from 1 to 13,997,668,509 would take you about eight hundred ninety 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 13997668509 cubic inches would be around 200.8 feet tall.

Recreational maths with 13997668509

• 13997668509 backwards is 90586679931
• The number of decimal digits it has is: 11
• The sum of 13997668509's digits is 63
• More coming soon!