6444685040

Names of 6444685040

• Cardinal: 6444685040 can be written as Six billion, four hundred forty-four million, six hundred eighty-five thousand and forty.

Scientific notation

• Scientific notation: 6.44468504 × 10⁹

Factors of 6444685040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2884

Divisors of 6444685040

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 34 40 41 68 80 82 85 136 164 170 205 272 328 340 410 656 680 697 820 1360 1394 1640 1681 2788 2819 3280 3362 3485 5576 5638 6724 6970 8405 11152 11276 13448 13940 14095 16810 22552 26896 27880 28190 28577 33620 45104 47923 55760 56380 57154 67240 95846 112760 114308 115579 134480 142885 191692 225520 228616 231158 239615 285770 383384 457232 462316 479230 571540 577895 766768 924632 958460 1143080 1155790 1849264 1916920 1964843 2286160 2311580 3833840 3929686 4623160 4738739 7859372 9246320 9477478 9824215 15718744 18954956 19648430 23693695 31437488 37909912 39296860 47387390 75819824 78593720 80558563 94774780 157187440 161117126 189549560 322234252 379099120 402792815 644468504 805585630 1288937008 1611171260 3222342520 6444685040
• Sum of all divisors σ(n): 16267463280
• Sum of proper divisors (its aliquot sum) s(n): 9822778240
• 6444685040 is an abundant number, because the sum of its proper divisors (9822778240) is greater than itself. Its abundance is 3378093200

Bases of 6444685040

• Binary: 110000000001000100001011011110000₂
• Hexadecimal: 0x1802216F0
• Base-36: 2YKZYSW

Squares and roots of 6444685040

• 6444685040 squared (6444685040²) is 41533965264799801600
• 6444685040 cubed (6444685040³) is 267673324593934919966488064000
• The square root of 6444685040 is 80278.7957059645
• The cube root of 6444685040 is 1860.9465487075

Scales and comparisons

• 6,444,685,040 seconds is equal to 204 years, 47 weeks, 6 days, 6 hours, 17 minutes, 20 seconds.
• To count from 1 to 6,444,685,040 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 6444685040 cubic inches would be around 155.1 feet tall.

Recreational maths with 6444685040

• 6444685040 backwards is 0405864446
• 6444685040 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 6444685040's digits is 41
• More coming soon!