2728122320

Names of 2728122320

• Cardinal: 2728122320 can be written as Two billion, seven hundred twenty-eight million, one hundred twenty-two thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.72812232 × 10⁹

Factors of 2728122320

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2203

Divisors of 2728122320

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 28 35 40 44 55 56 70 77 80 88 110 112 140 154 176 220 227 280 308 385 440 454 560 616 770 880 908 1135 1232 1540 1589 1816 1951 2270 2497 3080 3178 3632 3902 4540 4994 6160 6356 7804 7945 9080 9755 9988 12485 12712 13657 15608 15890 17479 18160 19510 19976 21461 24970 25424 27314 31216 31780 34958 39020 39952 42922 49940 54628 63560 68285 69916 78040 85844 87395 99880 107305 109256 127120 136570 139832 150227 156080 171688 174790 199760 214610 218512 273140 279664 300454 343376 349580 429220 442877 546280 600908 699160 751135 858440 885754 1092560 1201816 1398320 1502270 1716880 1771508 2214385 2403632 3004540 3100139 3543016 4428770 4871647 6009080 6200278 7086032 8857540 9743294 12018160 12400556 15500695 17715080 19486588 24358235 24801112 31001390 34101529 35430160 38973176 48716470 49602224 62002780 68203058 77946352 97432940 124005560 136406116 170507645 194865880 248011120 272812232 341015290 389731760 545624464 682030580 1364061160 2728122320
• Sum of all divisors σ(n): 7946919936
• Sum of proper divisors (its aliquot sum) s(n): 5218797616
• 2728122320 is an abundant number, because the sum of its proper divisors (5218797616) is greater than itself. Its abundance is 2490675296

Bases of 2728122320

• Binary: 10100010100110111101011111010000₂
• Hexadecimal: 0xA29BD7D0
• Base-36: 19494NK

Squares and roots of 2728122320

• 2728122320 squared (2728122320²) is 7442651392882182400
• 2728122320 cubed (2728122320³) is 20304463384900970935751168000
• The square root of 2728122320 is 52231.4303843959
• The cube root of 2728122320 is 1397.2944892333

Scales and comparisons

• 2,728,122,320 seconds is equal to 86 years, 38 weeks, 5 days, 11 hours, 45 minutes, 20 seconds.
• To count from 1 to 2,728,122,320 would take you about one hundred seventy-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 2728122320 cubic inches would be around 116.4 feet tall.

Recreational maths with 2728122320

• 2728122320 backwards is 0232218272
• The number of decimal digits it has is: 10
• The sum of 2728122320's digits is 29
• More coming soon!