1420478280

Names of 1420478280

• Cardinal: 1420478280 can be written as One billion, four hundred twenty million, four hundred seventy-eight thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.42047828 × 10⁹

Factors of 1420478280

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 9845

Divisors of 1420478280

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 30 31 36 39 40 45 52 60 62 65 72 78 90 93 104 117 120 124 130 155 156 180 186 195 234 248 260 279 310 312 360 372 390 403 465 468 520 558 585 620 744 780 806 930 936 1116 1170 1209 1240 1395 1560 1612 1860 2015 2232 2340 2418 2790 3224 3627 3720 4030 4680 4836 5580 6045 7254 8060 9672 9791 11160 12090 14508 16120 18135 19582 24180 29016 29373 36270 39164 48360 48955 58746 72540 78328 88119 97910 117492 127283 145080 146865 176238 195820 234984 254566 293730 303521 352476 381849 391640 440595 509132 587460 607042 636415 704952 763698 881190 910563 1018264 1145547 1174920 1214084 1272830 1517605 1527396 1762380 1821126 1909245 2291094 2428168 2545660 2731689 3035210 3054792 3524760 3642252 3818490 3945773 4552815 4582188 5091320 5463378 5727735 6070420 7284504 7636980 7891546 9105630 9164376 10926756 11455470 11837319 12140840 13658445 15273960 15783092 18211260 19728865 21853512 22910940 23674638 27316890 31566184 35511957 36422520 39457730 45821880 47349276 54633780 59186595 71023914 78915460 94698552 109267560 118373190 142047828 157830920 177559785 236746380 284095656 355119570 473492760 710239140 1420478280
• Sum of all divisors σ(n): 5132574720
• Sum of proper divisors (its aliquot sum) s(n): 3712096440
• 1420478280 is an abundant number, because the sum of its proper divisors (3712096440) is greater than itself. Its abundance is 2291618160

Bases of 1420478280

• Binary: 1010100101010101100011101001000₂
• Hexadecimal: 0x54AAC748
• Base-36: NHPS20

Squares and roots of 1420478280

• 1420478280 squared (1420478280²) is 2017758543951758400
• 1420478280 cubed (1420478280³) is 2866182185967898175007552000
• The square root of 1420478280 is 37689.2329452325
• The cube root of 1420478280 is 1124.1170434889

Scales and comparisons

• 1,420,478,280 seconds is equal to 45 years, 8 weeks, 4 days, 17 hours, 18 minutes.
• To count from 1 to 1,420,478,280 would take you about ninety 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 1420478280 cubic inches would be around 93.7 feet tall.

Recreational maths with 1420478280

• 1420478280 backwards is 0828740241
• 1420478280 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1420478280's digits is 36
• More coming soon!