142745580

Names of 142745580

• Cardinal: 142745580 can be written as One hundred forty-two million, seven hundred forty-five thousand, five hundred eighty.

Scientific notation

• Scientific notation: 1.4274558 × 10⁸

Factors of 142745580

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 416

Divisors of 142745580

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 47 60 90 94 141 180 188 235 282 359 423 470 564 705 718 846 940 1077 1410 1436 1692 1795 2115 2154 2209 2820 3231 3590 4230 4308 4418 5385 6462 6627 7180 8460 8836 10770 11045 12924 13254 16155 16873 19881 21540 22090 26508 32310 33135 33746 39762 44180 50619 64620 66270 67492 79524 84365 99405 101238 132540 151857 168730 198810 202476 253095 303714 337460 397620 506190 607428 759285 793031 1012380 1518570 1586062 2379093 3037140 3172124 3965155 4758186 7137279 7930310 9516372 11895465 14274558 15860620 23790930 28549116 35686395 47581860 71372790 142745580
• Sum of all divisors σ(n): 443635920
• Sum of proper divisors (its aliquot sum) s(n): 300890340
• 142745580 is an abundant number, because the sum of its proper divisors (300890340) is greater than itself. Its abundance is 158144760

Bases of 142745580

• Binary: 1000100000100001111111101100₂
• Hexadecimal: 0x8821FEC
• Base-36: 2CZJ70

Squares and roots of 142745580

• 142745580 squared (142745580²) is 20376300609536400
• 142745580 cubed (142745580³) is 2908626848762626949112000
• The square root of 142745580 is 11947.6181726735
• The cube root of 142745580 is 522.6218422689

Scales and comparisons

• 142,745,580 seconds is equal to 4 years, 28 weeks, 3 hours, 33 minutes.
• To count from 1 to 142,745,580 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 142745580 cubic inches would be around 43.6 feet tall.

Recreational maths with 142745580

• 142745580 backwards is 085547241
• 142745580 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 142745580's digits is 36
• More coming soon!