142307880

Names of 142307880

• Cardinal: 142307880 can be written as One hundred forty-two million, three hundred seven thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.4230788 × 10⁸

Factors of 142307880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8327

Divisors of 142307880

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 13 15 20 22 24 26 30 33 39 40 44 52 55 60 65 66 78 88 104 110 120 130 132 143 156 165 195 220 260 264 286 312 330 390 429 440 520 572 660 715 780 858 1144 1320 1430 1560 1716 2145 2860 3432 4290 5720 8293 8580 16586 17160 24879 33172 41465 49758 66344 82930 91223 99516 107809 124395 165860 182446 199032 215618 248790 273669 323427 331720 364892 431236 456115 497580 539045 547338 646854 729784 862472 912230 995160 1078090 1094676 1185899 1293708 1368345 1617135 1824460 2156180 2189352 2371798 2587416 2736690 3234270 3557697 3648920 4312360 4743596 5473380 5929495 6468540 7115394 9487192 10946760 11858990 12937080 14230788 17788485 23717980 28461576 35576970 47435960 71153940 142307880
• Sum of all divisors σ(n): 501621120
• Sum of proper divisors (its aliquot sum) s(n): 359313240
• 142307880 is an abundant number, because the sum of its proper divisors (359313240) is greater than itself. Its abundance is 217005360

Bases of 142307880

• Binary: 1000011110110111001000101000₂
• Hexadecimal: 0x87B7228
• Base-36: 2CQ5GO

Squares and roots of 142307880

• 142307880 squared (142307880²) is 20251532710094400
• 142307880 cubed (142307880³) is 2881952686724188663872000
• The square root of 142307880 is 11929.2866509275
• The cube root of 142307880 is 522.0871245191

Scales and comparisons

• 142,307,880 seconds is equal to 4 years, 27 weeks, 2 days, 1 hour, 58 minutes.
• To count from 1 to 142,307,880 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 142307880 cubic inches would be around 43.5 feet tall.

Recreational maths with 142307880

• 142307880 backwards is 088703241
• 142307880 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 142307880's digits is 33
• More coming soon!