142375870

Names of 142375870

• Cardinal: 142375870 can be written as One hundred forty-two million, three hundred seventy-five thousand, eight hundred seventy.

Scientific notation

• Scientific notation: 1.4237587 × 10⁸

Factors of 142375870

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 161

Divisors of 142375870

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 5 7 10 13 14 26 31 35 49 62 65 70 91 98 103 130 155 182 206 217 245 310 343 403 434 455 490 515 637 686 721 806 910 1030 1085 1274 1339 1442 1519 1715 2015 2170 2678 2821 3038 3185 3193 3430 3605 4030 4459 5047 5642 6370 6386 6695 7210 7595 8918 9373 10094 10633 13390 14105 15190 15965 18746 19747 21266 22295 22351 25235 28210 31930 35329 39494 41509 44590 44702 46865 50470 53165 65611 70658 83018 93730 98735 106330 111755 131222 138229 156457 176645 197470 207545 223510 276458 290563 312914 328055 353290 415090 459277 581126 656110 691145 782285 918554 1095199 1382290 1452815 1564570 2033941 2190398 2296385 2905630 4067882 4592770 5475995 10169705 10951990 14237587 20339410 28475174 71187935 142375870
• Sum of all divisors σ(n): 335462400
• Sum of proper divisors (its aliquot sum) s(n): 193086530
• 142375870 is an abundant number, because the sum of its proper divisors (193086530) is greater than itself. Its abundance is 50710660

Bases of 142375870

• Binary: 1000011111000111101110111110₂
• Hexadecimal: 0x87C7BBE
• Base-36: 2CRLXA

Squares and roots of 142375870

• 142375870 squared (142375870²) is 20270888358256900
• 142375870 cubed (142375870³) is 2886085365679697821003000
• The square root of 142375870 is 11932.1360200091
• The cube root of 142375870 is 522.1702566035

Scales and comparisons

• 142,375,870 seconds is equal to 4 years, 27 weeks, 2 days, 20 hours, 51 minutes, 10 seconds.
• To count from 1 to 142,375,870 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 142375870 cubic inches would be around 43.5 feet tall.

Recreational maths with 142375870

• 142375870 backwards is 078573241
• The number of decimal digits it has is: 9
• The sum of 142375870's digits is 37
• More coming soon!