13889200920

Names of 13889200920

• Cardinal: 13889200920 can be written as Thirteen billion, eight hundred eighty-nine million, two hundred thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.388920092 × 10¹⁰

Factors of 13889200920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2362126

Divisors of 13889200920

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 49 56 60 70 84 98 105 120 140 147 168 196 210 245 280 294 392 420 490 588 735 840 980 1176 1470 1960 2940 5880 2362109 4724218 7086327 9448436 11810545 14172654 16534763 18896872 23621090 28345308 33069526 35431635 47242180 49604289 56690616 66139052 70863270 82673815 94484360 99208578 115743341 132278104 141726540 165347630 198417156 231486682 248021445 283453080 330695260 347230023 396834312 462973364 496042890 578716705 661390520 694460046 925946728 992085780 1157433410 1388920092 1736150115 1984171560 2314866820 2777840184 3472300230 4629733640 6944600460 13889200920
• Sum of all divisors σ(n): 48470497200
• Sum of proper divisors (its aliquot sum) s(n): 34581296280
• 13889200920 is an abundant number, because the sum of its proper divisors (34581296280) is greater than itself. Its abundance is 20692095360

Bases of 13889200920

• Binary: 1100111011110111000110001100011000₂
• Hexadecimal: 0x33BDC6318
• Base-36: 6DP9S0O

Squares and roots of 13889200920

• 13889200920 squared (13889200920²) is 192909902196128846400
• 13889200920 cubed (13889200920³) is 2679364391059582793857418688000
• The square root of 13889200920 is 117852.4540262103
• The cube root of 13889200920 is 2403.7672847803

Scales and comparisons

• 13,889,200,920 seconds is equal to 441 years, 32 weeks, 6 days, 15 hours, 22 minutes.
• To count from 1 to 13,889,200,920 would take you about eight hundred eighty-three 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 13889200920 cubic inches would be around 200.3 feet tall.

Recreational maths with 13889200920

• 13889200920 backwards is 02900298831
• 13889200920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13889200920's digits is 42
• More coming soon!