21432426315520

Names of 21432426315520

• Cardinal: 21432426315520 can be written as Twenty-one trillion, four hundred thirty-two billion, four hundred twenty-six million, three hundred fifteen thousand, five hundred twenty.

Scientific notation

• Scientific notation: 2.143242631552 × 10¹³

Factors of 21432426315520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2675788

Divisors of 21432426315520

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 110 128 160 176 220 256 320 352 440 569 640 704 880 1138 1280 1408 1760 2276 2816 2845 3520 4552 5690 6259 7040 9104 11380 12518 14080 18208 22760 25036 31295 36416 45520 50072 62590 72832 91040 100144 125180 145664 182080 200288 250360 364160 400576 500720 728320 801152 1001440 1602304 2002880 2675201 4005760 5350402 8011520 10700804 13376005 21401608 26752010 29427211 42803216 53504020 58854422 85606432 107008040 117708844 147136055 171212864 214016080 235417688 294272110 342425728 428032160 470835376 588544220 684851456 856064320 941670752 1177088440 1522189369 1712128640 1883341504 2354176880 3044378738 3424257280 3766683008 4708353760 6088757476 7533366016 7610946845 9416707520 12177514952 15221893690 16744083059 18833415040 24355029904 30443787380 33488166118 37666830080 48710059808 60887574760 66976332236 83720415295 97420119616 121775149520 133952664472 167440830590 194840239232 243550299040 267905328944 334881661180 389680478464 487100598080 535810657888 669763322360 974201196160 1071621315776 1339526644720 1948402392320 2143242631552 2679053289440 4286485263104 5358106578880 10716213157760 21432426315520
• Sum of all divisors σ(n): 56102838230880
• Sum of proper divisors (its aliquot sum) s(n): 34670411915360
• 21432426315520 is an abundant number, because the sum of its proper divisors (34670411915360) is greater than itself. Its abundance is 13237985599840

Bases of 21432426315520

• Binary: 100110111111000100000001010000011111100000000₂
• Hexadecimal: 0x137E20283F00
• Base-36: 7LHX59C74

Squares and roots of 21432426315520

• 21432426315520 squared (21432426315520²) is 459348897770194202592870400
• 21432426315520 cubed (21432426315520³) is 9844961404575016477152377777692868608000
• The square root of 21432426315520 is 4629516.8555174307
• The cube root of 21432426315520 is 27777.3266794975

Scales and comparisons

• 21,432,426,315,520 seconds is equal to 681,484 years, 44 weeks, 5 days, 18 hours, 18 minutes, 40 seconds.
• To count from 1 to 21,432,426,315,520 would take you about one million, seven hundred three thousand, seven hundred twelve 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 21432426315520 cubic inches would be around 2314.8 feet tall.

Recreational maths with 21432426315520

• 21432426315520 backwards is 02551362423412
• 21432426315520 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21432426315520's digits is 40
• More coming soon!