13904393880

Names of 13904393880

• Cardinal: 13904393880 can be written as Thirteen billion, nine hundred four million, three hundred ninety-three thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.390439388 × 10¹⁰

Factors of 13904393880

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 685644

Divisors of 13904393880

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 130 156 169 195 260 312 338 390 507 520 676 780 845 1014 1352 1560 1690 2028 2535 3380 4056 5070 6760 10140 20280 685621 1371242 2056863 2742484 3428105 4113726 5484968 6856210 8227452 8913073 10284315 13712420 16454904 17826146 20568630 26739219 27424840 35652292 41137260 44565365 53478438 71304584 82274520 89130730 106956876 115869949 133696095 178261460 213913752 231739898 267392190 347609847 356522920 463479796 534784380 579349745 695219694 926959592 1069568760 1158699490 1390439388 1738049235 2317398980 2780878776 3476098470 4634797960 6952196940 13904393880
• Sum of all divisors σ(n): 45168777360
• Sum of proper divisors (its aliquot sum) s(n): 31264383480
• 13904393880 is an abundant number, because the sum of its proper divisors (31264383480) is greater than itself. Its abundance is 17359989600

Bases of 13904393880

• Binary: 1100111100110001000011011010011000₂
• Hexadecimal: 0x33CC43698
• Base-36: 6DYBEZC

Squares and roots of 13904393880

• 13904393880 squared (13904393880²) is 193332169170181454400
• 13904393880 cubed (13904393880³) is 2688166629816995693048859072000
• The square root of 13904393880 is 117916.8939550225
• The cube root of 13904393880 is 2404.6434338679

Scales and comparisons

• 13,904,393,880 seconds is equal to 442 years, 6 weeks, 11 hours, 38 minutes.
• To count from 1 to 13,904,393,880 would take you about eight hundred eighty-four 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 13904393880 cubic inches would be around 200.4 feet tall.

Recreational maths with 13904393880

• 13904393880 backwards is 08839340931
• The number of decimal digits it has is: 11
• The sum of 13904393880's digits is 48
• More coming soon!