640077290307

Names of 640077290307

• Cardinal: 640077290307 can be written as Six hundred forty billion, seventy-seven million, two hundred ninety thousand, three hundred seven.

Scientific notation

• Scientific notation: 6.40077290307 × 10¹¹

Factors of 640077290307

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 137

Divisors of 640077290307

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 9 13 21 39 41 49 63 73 91 117 123 147 219 273 287 343 369 441 511 533 637 657 819 861 949 1029 1533 1599 1911 2009 2583 2847 2993 3087 3577 3731 4459 4599 4797 5329 5733 6027 6643 8541 8979 10731 11193 13377 14063 15987 18081 19929 20951 25039 26117 26937 32193 33579 37303 38909 40131 42189 46501 47961 59787 62853 69277 75117 78351 111909 116727 126567 139503 146657 182819 188559 207831 218489 225351 235053 261121 272363 325507 335727 350181 389017 418509 439971 484939 548457 623493 655467 783363 817089 976521 1026599 1167051 1319913 1454817 1529423 1645371 1827847 1906541 1966401 2350089 2451267 2723119 2840357 2929563 3079797 3394573 3501153 4364451 4588269 5057221 5483541 5719623 8169357 8521071 9239391 10183719 10705961 13345787 13764807 15171663 15949697 16450623 17158869 19061833 19882499 23762011 24508071 25563213 30551157 32117883 35400547 40037361 45514989 47849091 57185499 59647497 71286033 74941727 96353649 106201641 111647879 120112083 133432831 139177493 143547273 171556497 178942491 207346061 213858099 224825181 247803829 318604923 334943637 400298493 417532479 622038183 674475543 743411487 781535153 974242451 1004830911 1200895479 1252597437 1451422427 1734626803 1866114549 2230234461 2344605459 2922727353 4354267281 5203880409 5470746071 7033816377 8768182059 10159956989 13062801843 15611641227 16412238213 30479870967 49236714639 71119698923 91439612901 213359096769 640077290307
• Sum of all divisors σ(n): 1205978592000
• Sum of proper divisors (its aliquot sum) s(n): 565901301693
• 640077290307 is a deficient number, because the sum of its proper divisors (565901301693) is less than itself. Its deficiency is 74175988614

Bases of 640077290307

• Binary: 1001010100000111100101000101101101000011₂
• Hexadecimal: 0x9507945B43
• Base-36: 861PHQ2R

Squares and roots of 640077290307

• 640077290307 squared (640077290307²) is 409698937566751556154249
• 640077290307 cubed (640077290307³) is 262238985799383103999487249644564443
• The square root of 640077290307 is 800048.3049835179
• The cube root of 640077290307 is 8618.0856564105

Scales and comparisons

• 640,077,290,307 seconds is equal to 20,352 years, 24 weeks, 5 days, 23 hours, 18 minutes, 27 seconds.
• To count from 1 to 640,077,290,307 would take you about forty thousand, seven hundred four 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 640077290307 cubic inches would be around 718.2 feet tall.

Recreational maths with 640077290307

• 640077290307 backwards is 703092770046
• The number of decimal digits it has is: 12
• The sum of 640077290307's digits is 45
• More coming soon!