1428135660

Names of 1428135660

• Cardinal: 1428135660 can be written as One billion, four hundred twenty-eight million, one hundred thirty-five thousand, six hundred sixty.

Scientific notation

• Scientific notation: 1.42813566 × 10⁹

Factors of 1428135660

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1188

Divisors of 1428135660

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 17 18 20 21 28 30 34 35 36 42 45 51 60 61 63 68 70 84 85 90 102 105 119 122 126 140 153 170 180 183 204 210 238 244 252 255 305 306 315 340 357 366 420 427 476 510 549 595 610 612 630 714 732 765 854 915 1020 1037 1071 1093 1098 1190 1220 1260 1281 1428 1530 1708 1785 1830 2074 2135 2142 2186 2196 2380 2562 2745 3060 3111 3279 3570 3660 3843 4148 4270 4284 4372 5124 5185 5355 5465 5490 6222 6405 6558 7140 7259 7651 7686 8540 9333 9837 10370 10710 10930 10980 12444 12810 13116 14518 15302 15372 15555 16395 18581 18666 19215 19674 20740 21420 21777 21860 22953 25620 29036 30604 31110 32790 36295 37162 37332 38255 38430 39348 43554 45906 46665 49185 55743 62220 65331 65580 66673 68859 72590 74324 76510 76860 87108 91812 92905 93330 98370 108885 111486 114765 130067 130662 133346 137718 145180 153020 167229 185810 186660 196740 200019 217770 222972 229530 260134 261324 266692 275436 278715 326655 333365 334458 344295 371620 390201 400038 435540 459060 466711 520268 557430 600057 650335 653310 666730 668916 688590 780402 800076 836145 933422 1000095 1114860 1133441 1170603 1200114 1300670 1306620 1333460 1377180 1400133 1560804 1672290 1866844 1951005 2000190 2266882 2333555 2341206 2400228 2601340 2800266 3000285 3344580 3400323 3902010 4000380 4200399 4533764 4667110 4682412 5600532 5667205 5853015 6000570 6800646 7000665 7804020 7934087 8400798 9334220 10200969 11334410 11706030 12001140 13601292 14001330 15868174 16801596 17001615 20401938 21001995 22668820 23412060 23802261 28002660 31736348 34003230 39670435 40803876 42003990 47604522 51004845 68006460 71406783 79340870 84007980 95209044 102009690 119011305 142813566 158681740 204019380 238022610 285627132 357033915 476045220 714067830 1428135660
• Sum of all divisors σ(n): 5332908672
• Sum of proper divisors (its aliquot sum) s(n): 3904773012
• 1428135660 is an abundant number, because the sum of its proper divisors (3904773012) is greater than itself. Its abundance is 2476637352

Bases of 1428135660

• Binary: 1010101000111111001111011101100₂
• Hexadecimal: 0x551F9EEC
• Base-36: NM9WJ0

Squares and roots of 1428135660

• 1428135660 squared (1428135660²) is 2039571463363635600
• 1428135660 cubed (1428135660³) is 2912784737947991547605496000
• The square root of 1428135660 is 37790.6821848985
• The cube root of 1428135660 is 1126.1333526641

Scales and comparisons

• 1,428,135,660 seconds is equal to 45 years, 21 weeks, 2 days, 8 hours, 21 minutes.
• To count from 1 to 1,428,135,660 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 1428135660 cubic inches would be around 93.8 feet tall.

Recreational maths with 1428135660

• 1428135660 backwards is 0665318241
• 1428135660 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1428135660's digits is 36
• More coming soon!