1428365731280

Names of 1428365731280

• Cardinal: 1428365731280 can be written as One trillion, four hundred twenty-eight billion, three hundred sixty-five million, seven hundred thirty-one thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.42836573128 × 10¹²

Factors of 1428365731280

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2897

Divisors of 1428365731280

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 47 80 94 188 235 376 470 752 940 1880 2209 2843 3760 4418 5686 8836 11045 11372 14215 17672 22090 22744 28430 35344 44180 45488 56860 88360 113720 133621 176720 227440 267242 534484 668105 1068968 1336210 2137936 2672420 5344840 6280187 8082649 10689680 12560374 16165298 25120748 31400935 32330596 40413245 50241496 62801870 64661192 80826490 100482992 125603740 129322384 161652980 251207480 323305960 379884503 502414960 646611920 759769006 1519538012 1899422515 3039076024 3798845030 6078152048 7597690060 15195380120 17854571641 30390760240 35709143282 71418286564 89272858205 142836573128 178545716410 285673146256 357091432820 714182865640 1428365731280
• Sum of all divisors σ(n): 3394306132386
• Sum of proper divisors (its aliquot sum) s(n): 1965940401106
• 1428365731280 is an abundant number, because the sum of its proper divisors (1965940401106) is greater than itself. Its abundance is 537574669826

Bases of 1428365731280

• Binary: 10100110010010001001110110110010111010000₂
• Hexadecimal: 0x14C913B65D0
• Base-36: I86K2RWW

Squares and roots of 1428365731280

• 1428365731280 squared (1428365731280²) is 2040228662295049170438400
• 1428365731280 cubed (1428365731280³) is 2914192705197484071456802574193152000
• The square root of 1428365731280 is 1195142.5568859977
• The cube root of 1428365731280 is 11261.9382241667

Scales and comparisons

• 1,428,365,731,280 seconds is equal to 45,417 years, 31 weeks, 5 days, 18 hours, 41 minutes, 20 seconds.
• To count from 1 to 1,428,365,731,280 would take you about one hundred thirteen thousand, five hundred forty-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 1428365731280 cubic inches would be around 938.5 feet tall.

Recreational maths with 1428365731280

• 1428365731280 backwards is 0821375638241
• The number of decimal digits it has is: 13
• The sum of 1428365731280's digits is 50
• More coming soon!