6439743072

Names of 6439743072

• Cardinal: 6439743072 can be written as Six billion, four hundred thirty-nine million, seven hundred forty-three thousand and seventy-two.

Scientific notation

• Scientific notation: 6.439743072 × 10⁹

Factors of 6439743072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1608

Divisors of 6439743072

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 28 32 34 36 42 48 49 51 56 63 68 72 84 96 98 102 112 119 126 136 144 147 153 168 196 204 224 238 252 272 288 289 294 306 336 357 392 408 441 476 504 544 578 588 612 672 714 784 816 833 867 882 952 1008 1071 1156 1176 1224 1428 1568 1579 1632 1666 1734 1764 1904 2016 2023 2142 2312 2352 2448 2499 2601 2856 3158 3332 3468 3528 3808 4046 4284 4624 4704 4737 4896 4998 5202 5712 6069 6316 6664 6936 7056 7497 8092 8568 9248 9474 9996 10404 11053 11424 12138 12632 13328 13872 14112 14161 14211 14994 16184 17136 18207 18948 19992 20808 22106 24276 25264 26656 26843 27744 28322 28422 29988 32368 33159 34272 36414 37896 39984 41616 42483 44212 48552 50528 53686 56644 56844 59976 64736 66318 72828 75792 77371 79968 80529 83232 84966 88424 97104 99477 107372 113288 113688 119952 127449 132636 145656 151584 154742 161058 169932 176848 187901 194208 198954 214744 226576 227376 232113 239904 241587 254898 265272 291312 309484 322116 339864 353696 375802 397908 429488 453152 454752 456331 464226 483174 509796 530544 563703 582624 618968 644232 679728 696339 751604 795816 858976 912662 928452 966348 1019592 1061088 1127406 1237936 1288464 1315307 1359456 1368993 1392678 1503208 1591632 1691109 1825324 1856904 1932696 2039184 2254812 2475872 2576928 2630614 2737986 2785356 3006416 3183264 3194317 3382218 3650648 3713808 3865392 3945921 4078368 4106979 4509624 5261228 5475972 5570712 6012832 6388634 6764436 7301296 7427616 7730784 7891842 8213958 9019248 9582951 10522456 10951944 11141424 11837763 12777268 13528872 14602592 15783684 16427916 18038496 19165902 21044912 21903888 22282848 22360219 23675526 25554536 27057744 28748853 31567368 32855832 38331804 42089824 43807776 44720438 47351052 51109072 54115488 57497706 63134736 65711664 67080657 76663608 89440876 94702104 102218144 114995412 126269472 131423328 134161314 153327216 178881752 189404208 201241971 229990824 268322628 306654432 357763504 378808416 402483942 459981648 536645256 715527008 804967884 919963296 1073290512 1609935768 2146581024 3219871536 6439743072
• Sum of all divisors σ(n): 22644055980
• Sum of proper divisors (its aliquot sum) s(n): 16204312908
• 6439743072 is an abundant number, because the sum of its proper divisors (16204312908) is greater than itself. Its abundance is 9764569836

Bases of 6439743072

• Binary: 101111111110101101010111001100000₂
• Hexadecimal: 0x17FD6AE60
• Base-36: 2YI21K0

Squares and roots of 6439743072

• 6439743072 squared (6439743072²) is 41470290833371997184
• 6439743072 cubed (6439743072³) is 267058018088032425264467509248
• The square root of 6439743072 is 80248.0097697133
• The cube root of 6439743072 is 1860.4707514673

Scales and comparisons

• 6,439,743,072 seconds is equal to 204 years, 39 weeks, 5 days, 1 hour, 31 minutes, 12 seconds.
• To count from 1 to 6,439,743,072 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 6439743072 cubic inches would be around 155 feet tall.

Recreational maths with 6439743072

• 6439743072 backwards is 2703479346
• The number of decimal digits it has is: 10
• The sum of 6439743072's digits is 45
• More coming soon!