6438490044

Names of 6438490044

• Cardinal: 6438490044 can be written as Six billion, four hundred thirty-eight million, four hundred ninety thousand and forty-four.

Scientific notation

• Scientific notation: 6.438490044 × 10⁹

Factors of 6438490044

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 361

Divisors of 6438490044

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 42 49 84 98 109 113 127 147 196 218 226 254 294 327 339 343 381 436 452 508 588 654 678 686 762 763 791 889 1029 1308 1356 1372 1524 1526 1582 1778 2058 2289 2373 2667 3052 3164 3556 4116 4578 4746 5334 5341 5537 6223 9156 9492 10668 10682 11074 12317 12446 13843 14351 16023 16611 18669 21364 22148 24634 24892 27686 28702 32046 33222 36951 37338 37387 38759 41529 43053 43561 49268 55372 57404 64092 66444 73902 74676 74774 77518 83058 86106 86219 87122 96901 100457 112161 116277 130683 147804 149548 155036 166116 172212 172438 174244 193802 200914 224322 232554 258657 261366 290703 301371 344876 387604 401828 448644 465108 517314 522732 581406 602742 603533 678307 703199 1034628 1162812 1205484 1207066 1356614 1406398 1564259 1810599 2034921 2109597 2414132 2713228 2812796 3128518 3621198 4069842 4219194 4224731 4692777 4748149 4922393 6257036 7242396 8139684 8438388 8449462 9385554 9496298 9844786 10949813 12674193 14244447 14767179 16898924 18771108 18992596 19689572 21899626 25348386 28488894 29534358 32849439 43799252 50696772 56977788 59068716 65698878 76648691 131397756 153297382 229946073 306594764 459892146 536540837 919784292 1073081674 1609622511 2146163348 3219245022 6438490044
• Sum of all divisors σ(n): 17977344000
• Sum of proper divisors (its aliquot sum) s(n): 11538853956
• 6438490044 is an abundant number, because the sum of its proper divisors (11538853956) is greater than itself. Its abundance is 5100363912

Bases of 6438490044

• Binary: 101111111110000111000111110111100₂
• Hexadecimal: 0x17FC38FBC
• Base-36: 2YHB6PO

Squares and roots of 6438490044

• 6438490044 squared (6438490044²) is 41454154046687121936
• 6438490044 cubed (6438490044³) is 266902158112037345767950005184
• The square root of 6438490044 is 80240.2021682399
• The cube root of 6438490044 is 1860.3500751641

Scales and comparisons

• 6,438,490,044 seconds is equal to 204 years, 37 weeks, 4 days, 13 hours, 27 minutes, 24 seconds.
• To count from 1 to 6,438,490,044 would take you about four hundred nine 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 6438490044 cubic inches would be around 155 feet tall.

Recreational maths with 6438490044

• 6438490044 backwards is 4400948346
• 6438490044 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 6438490044's digits is 42
• More coming soon!