664994437824

Names of 664994437824

• Cardinal: 664994437824 can be written as Six hundred sixty-four billion, nine hundred ninety-four million, four hundred thirty-seven thousand, eight hundred twenty-four.

Scientific notation

• Scientific notation: 6.64994437824 × 10¹¹

Factors of 664994437824

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 111

Divisors of 664994437824

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 24 32 34 48 51 64 68 89 96 102 136 178 192 204 267 272 289 356 408 534 544 578 712 816 867 1068 1088 1156 1424 1513 1632 1734 2136 2312 2848 3026 3264 3468 4272 4539 4624 4913 5696 6052 6936 7921 8544 9078 9248 9826 12104 13872 14739 15842 17088 18156 18496 19652 23763 24208 25721 27744 29478 31684 36312 39304 47526 48416 51442 55488 58956 63368 72624 77163 78608 95052 96832 102884 117912 126736 134657 145248 154326 157216 190104 205768 235824 253472 269314 290496 308652 314432 380208 403971 411536 437257 471648 506944 538628 617304 704969 760416 807942 823072 874514 943296 1077256 1234608 1311771 1409938 1520832 1615884 1646144 1749028 2114907 2154512 2289169 2469216 2623542 2819876 3231768 3498056 4229814 4309024 4578338 4938432 5247084 5639752 6463536 6867507 6996112 8459628 8618048 9156676 10494168 11279504 11984473 12927072 13735014 13992224 16919256 18313352 20988336 22559008 23968946 25854144 27470028 27984448 33838512 35953419 36626704 38915873 41976672 45118016 47937892 54940056 67677024 71906838 73253408 77831746 83953344 95875784 109880112 116747619 135354048 143813676 146506816 155663492 191751568 203736041 219760224 233495238 287627352 311326984 383503136 407472082 439520448 466990476 575254704 611208123 622653968 767006272 814944164 933980952 1150509408 1222416246 1245307936 1629888328 1867961904 2301018816 2444832492 2490615872 3259776656 3463512697 3735923808 4889664984 6519553312 6927025394 7471847616 9779329968 10390538091 13039106624 13854050788 19558659936 20781076182 27708101576 39117319872 41562152364 55416203152 83124304728 110832406304 166248609456 221664812608 332497218912 664994437824
• Sum of all divisors σ(n): 1890651844800
• Sum of proper divisors (its aliquot sum) s(n): 1225657406976
• 664994437824 is an abundant number, because the sum of its proper divisors (1225657406976) is greater than itself. Its abundance is 560662969152

Bases of 664994437824

• Binary: 1001101011010100110000011101101011000000₂
• Hexadecimal: 0x9AD4C1DAC0
• Base-36: 8HHSIO5C

Squares and roots of 664994437824

• 664994437824 squared (664994437824²) is 442217602336857801854976
• 664994437824 cubed (664994437824³) is 294072245861875942619178149497012224
• The square root of 664994437824 is 815471.9111189547
• The cube root of 664994437824 is 8728.4943995005

Scales and comparisons

• 664,994,437,824 seconds is equal to 21,144 years, 39 weeks, 5 days, 21 hours, 10 minutes, 24 seconds.
• To count from 1 to 664,994,437,824 would take you about forty-two thousand, two hundred eighty-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 664994437824 cubic inches would be around 727.4 feet tall.

Recreational maths with 664994437824

• 664994437824 backwards is 428734499466
• The number of decimal digits it has is: 12
• The sum of 664994437824's digits is 66
• More coming soon!