142872660

Names of 142872660

• Cardinal: 142872660 can be written as One hundred forty-two million, eight hundred seventy-two thousand, six hundred sixty.

Scientific notation

• Scientific notation: 1.4287266 × 10⁸

Factors of 142872660

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 353

Divisors of 142872660

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 43 45 54 60 63 70 81 84 86 90 105 108 126 129 135 140 162 172 180 189 210 215 252 258 270 293 301 315 324 378 387 405 420 430 516 540 567 586 602 630 645 756 774 810 860 879 903 945 1134 1161 1172 1204 1260 1290 1465 1505 1548 1620 1758 1806 1890 1935 2051 2268 2322 2580 2637 2709 2835 2930 3010 3483 3516 3612 3780 3870 4102 4395 4515 4644 5274 5418 5670 5805 5860 6020 6153 6966 7740 7911 8127 8204 8790 9030 10255 10548 10836 11340 11610 12306 12599 13185 13545 13932 15822 16254 17415 17580 18060 18459 20510 23220 23733 24381 24612 25198 26370 27090 30765 31644 32508 34830 36918 37797 39555 40635 41020 47466 48762 50396 52740 54180 55377 61530 62995 69660 73836 75594 79110 81270 88193 92295 94932 97524 110754 113391 118665 121905 123060 125990 151188 158220 162540 166131 176386 184590 188985 221508 226782 237330 243810 251980 264579 276885 332262 340173 352772 369180 377970 440965 453564 474660 487620 529158 553770 566955 664524 680346 755940 793737 830655 881930 1020519 1058316 1107540 1133910 1322895 1360692 1587474 1661310 1700865 1763860 2041038 2267820 2381211 2645790 3174948 3322620 3401730 3968685 4082076 4762422 5102595 5291580 6803460 7143633 7937370 9524844 10205190 11906055 14287266 15874740 20410380 23812110 28574532 35718165 47624220 71436330 142872660
• Sum of all divisors σ(n): 525926016
• Sum of proper divisors (its aliquot sum) s(n): 383053356
• 142872660 is an abundant number, because the sum of its proper divisors (383053356) is greater than itself. Its abundance is 240180696

Bases of 142872660

• Binary: 1000100001000001000001010100₂
• Hexadecimal: 0x8841054
• Base-36: 2D2990

Squares and roots of 142872660

• 142872660 squared (142872660²) is 20412596975475600
• 142872660 cubed (142872660³) is 2916402027394153737096000
• The square root of 142872660 is 11952.9352043757
• The cube root of 142872660 is 522.7768852127

Scales and comparisons

• 142,872,660 seconds is equal to 4 years, 28 weeks, 1 day, 14 hours, 51 minutes.
• To count from 1 to 142,872,660 would take you about six 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 142872660 cubic inches would be around 43.6 feet tall.

Recreational maths with 142872660

• 142872660 backwards is 066278241
• 142872660 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 142872660's digits is 36
• More coming soon!