142381800

Names of 142381800

• Cardinal: 142381800 can be written as One hundred forty-two million, three hundred eighty-one thousand, eight hundred.

Scientific notation

• Scientific notation: 1.423818 × 10⁸

Factors of 142381800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 85

Divisors of 142381800

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 17 18 20 22 24 25 27 30 33 34 36 40 44 45 47 50 51 54 55 60 66 68 72 75 81 85 88 90 94 99 100 102 108 110 120 132 135 136 141 150 153 162 165 170 180 187 188 198 200 204 216 220 225 235 255 264 270 275 282 297 300 306 324 330 340 360 374 376 396 405 408 423 425 440 450 459 470 495 510 517 540 550 561 564 594 600 612 648 660 675 680 705 748 765 792 799 810 825 846 850 891 900 918 935 940 990 1020 1034 1080 1100 1122 1128 1175 1188 1224 1269 1275 1320 1350 1377 1410 1485 1496 1530 1551 1598 1620 1650 1683 1692 1700 1782 1800 1836 1870 1880 1980 2025 2040 2068 2115 2200 2244 2295 2350 2376 2397 2475 2538 2550 2585 2700 2754 2805 2820 2970 3060 3102 3196 3240 3300 3366 3384 3400 3525 3564 3672 3740 3807 3825 3960 3995 4050 4136 4230 4455 4488 4590 4653 4675 4700 4794 4950 5049 5076 5100 5170 5400 5508 5610 5640 5940 6120 6204 6345 6392 6600 6732 6885 7050 7128 7191 7425 7480 7614 7650 7755 7990 8100 8415 8460 8789 8910 9180 9306 9350 9400 9588 9900 10098 10152 10200 10340 10575 11016 11220 11475 11880 11985 12408 12690 12925 13464 13770 13959 14025 14100 14382 14850 15147 15228 15300 15510 15980 16200 16830 16920 17578 17820 18360 18612 18700 19035 19176 19800 19975 20196 20680 21150 21573 22275 22440 22950 23265 23970 25245 25380 25850 26367 27540 27918 28050 28200 28764 29700 30294 30456 30600 31020 31725 31960 33660 34425 35156 35640 35955 37224 37400 38070 38775 39950 40392 41877 42075 42300 43146 43945 44550 45900 46530 47940 50490 50760 51700 52734 55080 55836 56100 57528 59400 59925 60588 62040 63450 64719 67320 68850 69795 70312 71910 75735 76140 77550 79101 79900 83754 84150 84600 86292 87890 89100 91800 93060 95175 95880 100980 103400 105468 107865 111672 112200 116325 119850 121176 126225 126900 129438 131835 137700 139590 143820 151470 152280 155100 158202 159800 167508 168300 172584 175780 178200 179775 186120 190350 201960 209385 210936 215730 219725 232650 237303 239700 252450 253800 258876 263670 275400 279180 287640 302940 310200 316404 323595 335016 336600 348975 351560 359550 378675 380700 395505 418770 431460 439450 465300 474606 479400 504900 517752 527340 539325 558360 605880 632808 647190 659175 697950 711909 719100 757350 761400 791010 837540 862920 878900 930600 949212 1009800 1046925 1054680 1078650 1186515 1294380 1318350 1395900 1423818 1438200 1514700 1582020 1617975 1675080 1757800 1898424 1977525 2093850 2157300 2373030 2588760 2636700 2791800 2847636 3029400 3164040 3235950 3559545 3955050 4187700 4314600 4746060 5273400 5695272 5932575 6471900 7119090 7910100 8375400 9492120 11865150 12943800 14238180 15820200 17797725 23730300 28476360 35595450 47460600 71190900 142381800
• Sum of all divisors σ(n): 583355520
• Sum of proper divisors (its aliquot sum) s(n): 440973720
• 142381800 is an abundant number, because the sum of its proper divisors (440973720) is greater than itself. Its abundance is 298591920

Bases of 142381800

• Binary: 1000011111001001001011101000₂
• Hexadecimal: 0x87C92E8
• Base-36: 2CRQI0

Squares and roots of 142381800

• 142381800 squared (142381800²) is 20272576971240000
• 142381800 cubed (142381800³) is 2886445999803699432000000
• The square root of 142381800 is 11932.3845060405
• The cube root of 142381800 is 522.1775060215

Scales and comparisons

• 142,381,800 seconds is equal to 4 years, 27 weeks, 2 days, 22 hours, 30 minutes.
• To count from 1 to 142,381,800 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 142381800 cubic inches would be around 43.5 feet tall.

Recreational maths with 142381800

• 142381800 backwards is 008183241
• 142381800 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 142381800's digits is 27
• More coming soon!