21262439163120

Names of 21262439163120

• Cardinal: 21262439163120 can be written as Twenty-one trillion, two hundred sixty-two billion, four hundred thirty-nine million, one hundred sixty-three thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.126243916312 × 10¹³

Factors of 21262439163120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8013384

Divisors of 21262439163120

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 11071 22142 33213 44284 55355 66426 88568 110710 132852 166065 177136 221420 265704 332130 442840 531408 664260 885680 1328520 2657040 8002303 16004606 24006909 32009212 40011515 48013818 64018424 80023030 96027636 120034545 128036848 160046060 192055272 240069090 320092120 384110544 480138180 640184240 960276360 1920552720 88593496513 177186993026 265780489539 354373986052 442967482565 531560979078 708747972104 885934965130 1063121958156 1328902447695 1417495944208 1771869930260 2126243916312 2657804895390 3543739860520 4252487832624 5315609790780 7087479721040 10631219581560 21262439163120
• Sum of all divisors σ(n): 65919523356672
• Sum of proper divisors (its aliquot sum) s(n): 44657084193552
• 21262439163120 is an abundant number, because the sum of its proper divisors (44657084193552) is greater than itself. Its abundance is 23394645030432

Bases of 21262439163120

• Binary: 100110101011010001100001000100010010011110000₂
• Hexadecimal: 0x13568C2224F0
• Base-36: 7JBTVAPYO

Squares and roots of 21262439163120

• 21262439163120 squared (21262439163120²) is 452091319165379125968134400
• 21262439163120 cubed (21262439163120³) is 9612564169928540560027416651723683328000
• The square root of 21262439163120 is 4611121.2479309195
• The cube root of 21262439163120 is 27703.6948344627

Scales and comparisons

• 21,262,439,163,120 seconds is equal to 676,079 years, 41 weeks, 2 days, 20 hours, 52 minutes.
• To count from 1 to 21,262,439,163,120 would take you about one million, six hundred ninety thousand, one hundred ninety-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 21262439163120 cubic inches would be around 2308.6 feet tall.

Recreational maths with 21262439163120

• 21262439163120 backwards is 02136193426212
• The number of decimal digits it has is: 14
• The sum of 21262439163120's digits is 42
• More coming soon!