6440189364

Names of 6440189364

• Cardinal: 6440189364 can be written as Six billion, four hundred forty million, one hundred eighty-nine thousand, three hundred sixty-four.

Scientific notation

• Scientific notation: 6.440189364 × 10⁹

Factors of 6440189364

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1141

Divisors of 6440189364

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 31 36 37 42 49 54 62 63 74 84 93 98 108 111 124 126 147 148 186 189 196 217 222 252 259 279 294 333 372 378 434 441 444 518 558 588 651 666 756 777 837 868 882 999 1036 1061 1116 1147 1302 1323 1332 1519 1554 1674 1764 1813 1953 1998 2122 2294 2331 2604 2646 3038 3108 3183 3348 3441 3626 3906 3996 4244 4557 4588 4662 5292 5439 5859 6076 6366 6882 6993 7252 7427 7812 8029 9114 9324 9549 10323 10878 11718 12732 13671 13764 13986 14854 16058 16317 18228 19098 20646 21756 22281 23436 24087 27342 27972 28647 29708 30969 32116 32634 32891 38196 39257 41013 41292 44562 48174 48951 51989 54684 56203 57294 61938 65268 65782 66843 72261 78514 82026 89124 96348 97902 98673 103978 112406 114588 117771 123876 131564 133686 144522 155967 157028 164052 168609 195804 197346 200529 207956 216783 224812 230237 235542 267372 274799 289044 296019 311934 337218 353313 394692 401058 433566 460474 467901 471084 505827 549598 592038 623868 674436 690711 706626 802116 824397 867132 888057 920948 935802 1011654 1059939 1099196 1184076 1216967 1381422 1403703 1413252 1517481 1611659 1648794 1776114 1871604 1923593 2023308 2072133 2119878 2433934 2473191 2762844 2807406 3034962 3223318 3297588 3552228 3650901 3847186 4144266 4239756 4834977 4867868 4946382 5614812 5770779 6069924 6216399 6446636 7301802 7419573 7694372 8288532 8518769 9669954 9892764 10952703 11541558 12432798 14504931 14603604 14839146 17037538 17312337 19339908 21905406 23083116 24865596 25556307 29009862 29678292 32858109 34075076 34624674 43514793 43810812 51112614 51937011 58019724 59631383 65716218 69249348 76668921 87029586 102225228 103874022 119262766 131432436 153337842 174059172 178894149 207748044 230006763 238525532 306675684 357788298 460013526 536682447 715576596 920027052 1073364894 1610047341 2146729788 3220094682 6440189364
• Sum of all divisors σ(n): 20610616320
• Sum of proper divisors (its aliquot sum) s(n): 14170426956
• 6440189364 is an abundant number, because the sum of its proper divisors (14170426956) is greater than itself. Its abundance is 7730237592

Bases of 6440189364

• Binary: 101111111110111010111110110110100₂
• Hexadecimal: 0x17FDD7DB4
• Base-36: 2YIBLX0

Squares and roots of 6440189364

• 6440189364 squared (6440189364²) is 41476039044178724496
• 6440189364 cubed (6440189364³) is 267113545513168547614225460544
• The square root of 6440189364 is 80250.7904260137
• The cube root of 6440189364 is 1860.5137290637

Scales and comparisons

• 6,440,189,364 seconds is equal to 204 years, 40 weeks, 3 days, 5 hours, 29 minutes, 24 seconds.
• To count from 1 to 6,440,189,364 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 6440189364 cubic inches would be around 155 feet tall.

Recreational maths with 6440189364

• 6440189364 backwards is 4639810446
• The number of decimal digits it has is: 10
• The sum of 6440189364's digits is 45
• More coming soon!