142811892

Names of 142811892

• Cardinal: 142811892 can be written as One hundred forty-two million, eight hundred eleven thousand, eight hundred ninety-two.

Scientific notation

• Scientific notation: 1.42811892 × 10⁸

Factors of 142811892

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 176

Divisors of 142811892

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 9 12 18 29 36 53 58 87 89 106 116 159 174 178 212 261 267 318 348 356 477 522 534 636 801 841 954 1044 1068 1537 1602 1682 1908 2523 2581 3074 3204 3364 4611 4717 5046 5162 6148 7569 7743 9222 9434 10092 10324 13833 14151 15138 15486 18444 18868 23229 27666 28302 30276 30972 42453 44573 46458 55332 56604 74849 84906 89146 92916 133719 136793 149698 169812 178292 224547 267438 273586 299396 401157 410379 449094 534876 547172 673641 802314 820758 898188 1231137 1347282 1604628 1641516 2462274 2694564 3966997 4924548 7933994 11900991 15867988 23801982 35702973 47603964 71405946 142811892
• Sum of all divisors σ(n): 385208460
• Sum of proper divisors (its aliquot sum) s(n): 242396568
• 142811892 is an abundant number, because the sum of its proper divisors (242396568) is greater than itself. Its abundance is 99584676

Bases of 142811892

• Binary: 1000100000110010001011110100₂
• Hexadecimal: 0x88322F4
• Base-36: 2D0YD0

Squares and roots of 142811892

• 142811892 squared (142811892²) is 20395236496619664
• 142811892 cubed (142811892³) is 2912682311869705820244288
• The square root of 142811892 is 11950.3929642501
• The cube root of 142811892 is 522.7027571725

Scales and comparisons

• 142,811,892 seconds is equal to 4 years, 28 weeks, 21 hours, 58 minutes, 12 seconds.
• To count from 1 to 142,811,892 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 142811892 cubic inches would be around 43.6 feet tall.

Recreational maths with 142811892

• 142811892 backwards is 298118241
• 142811892 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 142811892's digits is 36
• More coming soon!