13853951865

Names of 13853951865

• Cardinal: 13853951865 can be written as Thirteen billion, eight hundred fifty-three million, nine hundred fifty-one thousand, eight hundred sixty-five.

Scientific notation

• Scientific notation: 1.3853951865 × 10¹⁰

Factors of 13853951865

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 697

Divisors of 13853951865

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 9 13 15 17 39 41 45 51 61 65 85 117 123 153 183 195 205 221 255 305 369 533 549 557 585 615 663 697 765 793 915 1037 1105 1599 1671 1845 1989 2091 2379 2501 2665 2745 2785 3111 3315 3485 3965 4797 5013 5185 6273 7137 7241 7503 7995 8355 9061 9333 9469 9945 10455 11895 12505 13481 15555 21723 22509 22837 23985 25065 27183 28407 31365 32513 33977 35685 36205 37515 40443 42517 45305 46665 47345 65169 67405 68511 81549 85221 97539 101931 108615 112545 114185 121329 123097 127551 135915 142035 162565 169885 202215 205533 212585 292617 296881 305793 325845 342555 369291 382653 388229 407745 426105 441701 487695 509655 552721 577609 606645 615485 637755 890643 1027665 1107873 1164687 1325103 1393057 1463085 1484405 1528965 1658163 1732827 1846455 1913265 1941145 2208505 2671929 2763605 2888045 3494061 3975309 4179171 4453215 4974489 5046977 5198481 5539365 5823435 6625515 6965285 7508917 8290815 8664135 12537513 13359645 15140931 17470305 18109741 19876545 20895855 22526751 23681969 24872445 25234885 25992405 37544585 45422793 54329223 62687565 67580253 71045907 75704655 90548705 112633755 118409845 162987669 213137721 227113965 271646115 307865597 337901265 355229535 814938345 923596791 1065688605 1539327985 2770790373 4617983955 13853951865
• Sum of all divisors σ(n): 28560796992
• Sum of proper divisors (its aliquot sum) s(n): 14706845127
• 13853951865 is an abundant number, because the sum of its proper divisors (14706845127) is greater than itself. Its abundance is 852893262

Bases of 13853951865

• Binary: 1100111001110000101000011101111001₂
• Hexadecimal: 0x339C28779
• Base-36: 6D4A9O9

Squares and roots of 13853951865

• 13853951865 squared (13853951865²) is 191931982277736978225
• 13853951865 cubed (13853951865³) is 2659016443829801157459703139625
• The square root of 13853951865 is 117702.8116274203
• The cube root of 13853951865 is 2401.7320751851

Scales and comparisons

• 13,853,951,865 seconds is equal to 440 years, 26 weeks, 4 days, 15 hours, 57 minutes, 45 seconds.
• To count from 1 to 13,853,951,865 would take you about eight hundred eighty-one 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 13853951865 cubic inches would be around 200.1 feet tall.

Recreational maths with 13853951865

• 13853951865 backwards is 56815935831
• The number of decimal digits it has is: 11
• The sum of 13853951865's digits is 54
• More coming soon!