1428945700

Names of 1428945700

• Cardinal: 1428945700 can be written as One billion, four hundred twenty-eight million, nine hundred forty-five thousand, seven hundred.

Scientific notation

• Scientific notation: 1.4289457 × 10⁹

Factors of 1428945700

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 331

Divisors of 1428945700

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 7 10 13 14 20 25 26 28 35 47 50 52 65 70 91 94 100 130 140 169 175 182 188 235 257 260 325 329 338 350 364 455 470 514 611 650 658 676 700 845 910 940 1028 1175 1183 1222 1285 1300 1316 1645 1690 1799 1820 2275 2350 2366 2444 2570 3055 3290 3341 3380 3598 4225 4277 4550 4700 4732 5140 5915 6110 6425 6580 6682 7196 7943 8225 8450 8554 8995 9100 11830 12079 12220 12850 13364 15275 15886 16450 16705 16900 17108 17990 21385 23387 23660 24158 25700 29575 30550 31772 32900 33410 35980 39715 42770 43433 44975 46774 48316 55601 59150 60395 61100 66820 79430 83525 84553 85540 86866 89950 93548 106925 111202 116935 118300 120790 157027 158860 167050 169106 173732 179900 198575 213850 217165 222404 233870 241580 278005 301975 304031 314054 334100 338212 397150 422765 427700 434330 467740 556010 584675 603950 608062 628108 785135 794300 845530 868660 1085825 1099189 1112020 1169350 1207900 1216124 1390025 1520155 1570270 1691060 2041351 2113825 2171650 2198378 2338700 2780050 3040310 3140540 3925675 4082702 4227650 4343300 4396756 5495945 5560100 6080620 7600775 7851350 8165404 8455300 10206755 10991890 14289457 15201550 15702700 20413510 21983780 27479725 28578914 30403100 40827020 51033775 54959450 57157828 71447285 102067550 109918900 142894570 204135100 285789140 357236425 714472850 1428945700
• Sum of all divisors σ(n): 3934248192
• Sum of proper divisors (its aliquot sum) s(n): 2505302492
• 1428945700 is an abundant number, because the sum of its proper divisors (2505302492) is greater than itself. Its abundance is 1076356792

Bases of 1428945700

• Binary: 1010101001010111111101100100100₂
• Hexadecimal: 0x552BFB24
• Base-36: NMR9K4

Squares and roots of 1428945700

• 1428945700 squared (1428945700²) is 2041885813548490000
• 1428945700 cubed (1428945700³) is 2917743953161116526993000000
• The square root of 1428945700 is 37801.3981222917
• The cube root of 1428945700 is 1126.3462270829

Scales and comparisons

• 1,428,945,700 seconds is equal to 45 years, 22 weeks, 4 days, 17 hours, 21 minutes, 40 seconds.
• To count from 1 to 1,428,945,700 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 1428945700 cubic inches would be around 93.9 feet tall.

Recreational maths with 1428945700

• 1428945700 backwards is 0075498241
• The number of decimal digits it has is: 10
• The sum of 1428945700's digits is 40
• More coming soon!