2664942879689640

Names of 2664942879689640

• Cardinal: 2664942879689640 can be written as Two quadrillion, six hundred sixty-four trillion, nine hundred forty-two billion, eight hundred seventy-nine million, six hundred eighty-nine thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.66494287968964 × 10¹⁵

Factors of 2664942879689640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 672965373680

Divisors of 2664942879689640

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 18 20 22 24 30 33 36 40 44 45 55 60 66 72 88 90 99 110 120 132 165 180 198 220 264 330 360 396 440 495 660 792 990 1320 1980 3960 672965373659 1345930747318 2018896120977 2691861494636 3364826868295 4037792241954 5383722989272 6056688362931 6729653736590 7402619110249 8075584483908 10094480604885 12113376725862 13459307473180 14805238220498 16151168967816 20188961209770 22207857330747 24226753451724 26918614946360 29610476440996 30283441814655 37013095551245 40377922419540 44415714661494 48453506903448 59220952881992 60566883629310 66623571992241 74026191102490 80755844839080 88831429322988 111039286653735 121133767258620 133247143984482 148052382204980 177662858645976 222078573307470 242267534517240 266494287968964 296104764409960 333117859961205 444157146614940 532988575937928 666235719922410 888314293229880 1332471439844820 2664942879689640
• Sum of all divisors σ(n): 9448433846186400
• Sum of proper divisors (its aliquot sum) s(n): 6783490966496760
• 2664942879689640 is an abundant number, because the sum of its proper divisors (6783490966496760) is greater than itself. Its abundance is 4118548086807120

Bases of 2664942879689640

• Binary: 1001011101111100000001011101101100001100101110101000₂
• Hexadecimal: 0x977C05DB0CBA8
• Base-36: Q8N5UVS4A0

Squares and roots of 2664942879689640

• 2664942879689640 squared (2664942879689640²) is 7101920552008511055622723329600
• 2664942879689640 cubed (2664942879689640³) is 18926212607196599174561699012204344835425344000
• The square root of 2664942879689640 is 51623084.7556559719
• The cube root of 2664942879689640 is 138642.3682510535

Scales and comparisons

• 2,664,942,879,689,640 seconds is equal to 84,736,940 years, 18 weeks, 6 days, 16 hours, 54 minutes.
• To count from 1 to 2,664,942,879,689,640 would take you about two hundred fifty-four million, two hundred ten thousand, eight hundred twenty-one 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 2664942879689640 cubic inches would be around 11553.5 feet tall.

Recreational maths with 2664942879689640

• 2664942879689640 backwards is 0469869782494662
• 2664942879689640 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 2664942879689640's digits is 90
• More coming soon!