82140480

Names of 82140480

• Cardinal: 82140480 can be written as Eighty-two million, one hundred forty thousand, four hundred eighty.

Scientific notation

• Scientific notation: 8.214048 × 10⁷

Factors of 82140480

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3179

Divisors of 82140480

• Number of divisors d(n): 140
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 135 144 160 162 180 192 216 240 270 288 320 324 360 405 432 480 540 576 648 720 810 864 960 1080 1296 1440 1620 1728 2160 2592 2880 3169 3240 4320 5184 6338 6480 8640 9507 12676 12960 15845 19014 25352 25920 28521 31690 38028 47535 50704 57042 63380 76056 85563 95070 101408 114084 126760 142605 152112 171126 190140 202816 228168 253520 256689 285210 304224 342252 380280 427815 456336 507040 513378 570420 608448 684504 760560 855630 912672 1014080 1026756 1140840 1283445 1369008 1521120 1711260 1825344 2053512 2281680 2566890 2738016 3042240 3422520 4107024 4563360 5133780 5476032 6845040 8214048 9126720 10267560 13690080 16428096 20535120 27380160 41070240 82140480
• Sum of all divisors σ(n): 292280340
• Sum of proper divisors (its aliquot sum) s(n): 210139860
• 82140480 is an abundant number, because the sum of its proper divisors (210139860) is greater than itself. Its abundance is 127999380

Bases of 82140480

• Binary: 100111001010101110101000000₂
• Hexadecimal: 0x4E55D40
• Base-36: 1CWK00

Squares and roots of 82140480

• 82140480 squared (82140480²) is 6747058454630400
• 82140480 cubed (82140480³) is 554206620051399278592000
• The square root of 82140480 is 9063.1385292293
• The cube root of 82140480 is 434.6961016529

Scales and comparisons

• 82,140,480 seconds is equal to 2 years, 31 weeks, 5 days, 16 hours, 48 minutes.
• To count from 1 to 82,140,480 would take you about three 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 82140480 cubic inches would be around 36.2 feet tall.

Recreational maths with 82140480

• 82140480 backwards is 08404128
• 82140480 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 82140480's digits is 27
• More coming soon!