142390066247

Names of 142390066247

• Cardinal: 142390066247 can be written as One hundred forty-two billion, three hundred ninety million, sixty-six thousand, two hundred forty-seven.

Scientific notation

• Scientific notation: 1.42390066247 × 10¹¹

Factors of 142390066247

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 553

Divisors of 142390066247

• Number of divisors d(n): 72
• Complete list of divisors:
  1 11 13 19 109 121 143 209 247 401 1199 1417 1573 2071 2299 2717 4411 5213 7619 11881 13189 15587 22781 26923 29887 43709 48521 57343 83809 99047 130691 154453 171457 225739 250591 296153 480799 568217 630773 830471 921899 1089517 1437601 1698983 2483129 2934607 3257683 4764281 5288789 6250387 9135181 10796123 11984687 18688813 27314419 32280677 52407091 61935653 68754257 90521339 100486991 118757353 355087447 576478001 681292183 995734729 1176777407 1306330883 7494214013 10953082019 12944551477 142390066247
• Sum of all divisors σ(n): 179511025680
• Sum of proper divisors (its aliquot sum) s(n): 37120959433
• 142390066247 is a deficient number, because the sum of its proper divisors (37120959433) is less than itself. Its deficiency is 105269106814

Bases of 142390066247

• Binary: 10000100100111000110111111110001000111₂
• Hexadecimal: 0x21271BFC47
• Base-36: 1TEVDA9Z

Squares and roots of 142390066247

• 142390066247 squared (142390066247²) is 20274930965825048665009
• 142390066247 cubed (142390066247³) is 2886948763377180372422630420851223
• The square root of 142390066247 is 377346.0828563085
• The cube root of 142390066247 is 5221.8761116299

Scales and comparisons

• 142,390,066,247 seconds is equal to 4,527 years, 29 weeks, 2 days, 4 hours, 10 minutes, 47 seconds.
• To count from 1 to 142,390,066,247 would take you about nine thousand and fifty-five 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 142390066247 cubic inches would be around 435.2 feet tall.

Recreational maths with 142390066247

• 142390066247 backwards is 742660093241
• The number of decimal digits it has is: 12
• The sum of 142390066247's digits is 44
• More coming soon!