6449814189

Names of 6449814189

• Cardinal: 6449814189 can be written as Six billion, four hundred forty-nine million, eight hundred fourteen thousand, one hundred eighty-nine.

Scientific notation

• Scientific notation: 6.449814189 × 10⁹

Factors of 6449814189

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 340

Divisors of 6449814189

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 9 13 21 27 39 49 63 91 117 147 169 189 273 317 343 351 441 507 637 819 951 1029 1183 1323 1521 1911 2197 2219 2457 2853 3087 3549 4121 4459 4563 5733 6591 6657 8281 8559 9261 10647 12363 13377 15379 15533 17199 19773 19971 24843 28847 31941 37089 40131 46137 46599 53573 57967 59319 59913 74529 86541 107653 108731 111267 120393 138411 139797 160719 173901 201929 223587 259623 322959 326193 375011 415233 419391 482157 521703 605787 696449 753571 778869 968877 978579 1125033 1413503 1446471 1565109 1817361 2089347 2260713 2625077 2906631 2935737 3375099 4240509 4875143 5452083 6268041 6782139 7875231 10125297 12721527 14625429 18375539 18804123 20346417 23625693 34126001 38164581 43876287 55126617 70877079 102378003 131628861 165379851 238882007 307134009 496139553 716646021 921402027 2149938063 6449814189
• Sum of all divisors σ(n): 12109440000
• Sum of proper divisors (its aliquot sum) s(n): 5659625811
• 6449814189 is a deficient number, because the sum of its proper divisors (5659625811) is less than itself. Its deficiency is 790188378

Bases of 6449814189

• Binary: 110000000011100000101101010101101₂
• Hexadecimal: 0x180705AAD
• Base-36: 2YO1WH9

Squares and roots of 6449814189

• 6449814189 squared (6449814189²) is 41600103072625727721
• 6449814189 cubed (6449814189³) is 268312935061683916141356433269
• The square root of 6449814189 is 80310.7352039563
• The cube root of 6449814189 is 1861.4401099893

Scales and comparisons

• 6,449,814,189 seconds is equal to 205 years, 4 weeks, 2 days, 15 hours, 3 minutes, 9 seconds.
• To count from 1 to 6,449,814,189 would take you about four hundred ten 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 6449814189 cubic inches would be around 155.1 feet tall.

Recreational maths with 6449814189

• 6449814189 backwards is 9814189446
• The number of decimal digits it has is: 10
• The sum of 6449814189's digits is 54
• More coming soon!