13905859840

Names of 13905859840

• Cardinal: 13905859840 can be written as Thirteen billion, nine hundred five million, eight hundred fifty-nine thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.390585984 × 10¹⁰

Factors of 13905859840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 109

Divisors of 13905859840

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 16 19 20 32 38 40 64 76 80 83 95 128 152 160 166 190 256 304 320 332 380 415 608 640 664 760 830 1216 1280 1328 1520 1577 1660 2432 2656 3040 3154 3320 4864 5312 6080 6308 6640 6889 7885 10624 12160 12616 13280 13778 15770 21248 24320 25232 26560 27556 31540 34445 50464 53120 55112 63080 68890 100928 106240 110224 126160 130891 137780 201856 220448 252320 261782 275560 403712 440896 504640 523564 551120 571787 654455 881792 1009280 1047128 1102240 1143574 1308910 1763584 2018560 2094256 2204480 2287148 2617820 2858935 4188512 4408960 4574296 5235640 5717870 8377024 8817920 9148592 10471280 10863953 11435740 16754048 18297184 20942560 21727906 22871480 33508096 36594368 41885120 43455812 45742960 54319765 73188736 83770240 86911624 91485920 108639530 146377472 167540480 173823248 182971840 217279060 347646496 365943680 434558120 695292992 731887360 869116240 1390585984 1738232480 2781171968 3476464960 6952929920 13905859840
• Sum of all divisors σ(n): 35489563200
• Sum of proper divisors (its aliquot sum) s(n): 21583703360
• 13905859840 is an abundant number, because the sum of its proper divisors (21583703360) is greater than itself. Its abundance is 7677843520

Bases of 13905859840

• Binary: 1100111100110110101001010100000000₂
• Hexadecimal: 0x33CDA9500
• Base-36: 6DZ6U4G

Squares and roots of 13905859840

• 13905859840 squared (13905859840²) is 193372937889724825600
• 13905859840 cubed (13905859840³) is 2689016971143538800962043904000
• The square root of 13905859840 is 117923.1098640127
• The cube root of 13905859840 is 2404.7279392227

Scales and comparisons

• 13,905,859,840 seconds is equal to 442 years, 8 weeks, 3 days, 10 hours, 50 minutes, 40 seconds.
• To count from 1 to 13,905,859,840 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 13905859840 cubic inches would be around 200.4 feet tall.

Recreational maths with 13905859840

• 13905859840 backwards is 04895850931
• The number of decimal digits it has is: 11
• The sum of 13905859840's digits is 52
• More coming soon!