1428488380

Names of 1428488380

• Cardinal: 1428488380 can be written as One billion, four hundred twenty-eight million, four hundred eighty-eight thousand, three hundred eighty.

Scientific notation

• Scientific notation: 1.42848838 × 10⁹

Factors of 1428488380

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 258

Divisors of 1428488380

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 10 11 20 22 29 41 43 44 55 58 82 86 110 116 127 145 164 172 205 215 220 254 290 319 410 430 451 473 508 580 635 638 820 860 902 946 1189 1247 1270 1276 1397 1595 1763 1804 1892 2255 2365 2378 2494 2540 2794 3190 3526 3683 4510 4730 4756 4988 5207 5461 5588 5945 6235 6380 6985 7052 7366 8815 9020 9460 10414 10922 11890 12470 13079 13717 13970 14732 17630 18415 19393 20828 21844 23780 24940 26035 26158 27305 27434 27940 35260 36830 38786 40513 51127 52070 52316 54610 54868 57277 60071 65395 68585 73660 77572 81026 96965 102254 104140 109220 114554 120142 130790 137170 151003 158369 162052 193930 202565 204508 223901 229108 240284 255635 261580 274340 286385 300355 302006 316738 387860 405130 447802 511270 562397 572770 600710 604012 633476 755015 791845 810260 895604 1022540 1119505 1124794 1145540 1201420 1510030 1583690 1661033 1742059 2239010 2249588 2462911 2811985 3020060 3167380 3322066 3484118 4478020 4925822 5623970 6493129 6644132 6968236 8305165 8710295 9851644 11247940 12314555 12986258 16610330 17420590 24629110 25972516 32465645 33220660 34841180 49258220 64931290 71424419 129862580 142848838 285697676 357122095 714244190 1428488380
• Sum of all divisors σ(n): 3576545280
• Sum of proper divisors (its aliquot sum) s(n): 2148056900
• 1428488380 is an abundant number, because the sum of its proper divisors (2148056900) is greater than itself. Its abundance is 719568520

Bases of 1428488380

• Binary: 1010101001001010000000010111100₂
• Hexadecimal: 0x552500BC
• Base-36: NMHGOS

Squares and roots of 1428488380

• 1428488380 squared (1428488380²) is 2040579051795024400
• 1428488380 cubed (1428488380³) is 2914943463960610497216472000
• The square root of 1428488380 is 37795.3486556217
• The cube root of 1428488380 is 1126.2260555893

Scales and comparisons

• 1,428,488,380 seconds is equal to 45 years, 21 weeks, 6 days, 10 hours, 19 minutes, 40 seconds.
• To count from 1 to 1,428,488,380 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 1428488380 cubic inches would be around 93.9 feet tall.

Recreational maths with 1428488380

• 1428488380 backwards is 0838848241
• The number of decimal digits it has is: 10
• The sum of 1428488380's digits is 46
• More coming soon!