142540002

Names of 142540002

• Cardinal: 142540002 can be written as One hundred forty-two million, five hundred forty thousand and two.

Scientific notation

• Scientific notation: 1.42540002 × 10⁸

Factors of 142540002

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 133

Divisors of 142540002

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 9 11 17 18 22 33 34 47 51 53 66 94 99 102 106 141 153 159 187 198 282 289 306 318 374 423 477 517 561 578 583 799 846 867 901 954 1034 1122 1166 1551 1598 1683 1734 1749 1802 2397 2491 2601 2703 3102 3179 3366 3498 4653 4794 4982 5202 5247 5406 6358 7191 7473 8109 8789 9306 9537 9911 10494 13583 14382 14946 15317 16218 17578 19074 19822 22419 26367 27166 27401 28611 29733 30634 40749 42347 44838 45951 52734 54802 57222 59466 79101 81498 82203 84694 89199 91902 122247 127041 137853 149413 158202 164406 168487 178398 244494 246609 254082 275706 298826 336974 381123 448239 465817 493218 505461 719899 762246 896478 931634 1010922 1344717 1397451 1439798 1516383 2159697 2689434 2794902 3032766 4192353 4319394 6479091 7918889 8384706 12958182 15837778 23756667 47513334 71270001 142540002
• Sum of all divisors σ(n): 372408192
• Sum of proper divisors (its aliquot sum) s(n): 229868190
• 142540002 is an abundant number, because the sum of its proper divisors (229868190) is greater than itself. Its abundance is 87328188

Bases of 142540002

• Binary: 1000011111101111110011100010₂
• Hexadecimal: 0x87EFCE2
• Base-36: 2CV4KI

Squares and roots of 142540002

• 142540002 squared (142540002²) is 20317652170160004
• 142540002 cubed (142540002³) is 2896078180969911310480008
• The square root of 142540002 is 11939.0117681489
• The cube root of 142540002 is 522.3708335127

Scales and comparisons

• 142,540,002 seconds is equal to 4 years, 27 weeks, 4 days, 18 hours, 26 minutes, 42 seconds.
• To count from 1 to 142,540,002 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 142540002 cubic inches would be around 43.5 feet tall.

Recreational maths with 142540002

• 142540002 backwards is 200045241
• 142540002 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 142540002's digits is 18
• More coming soon!