20162142

Names of 20162142

• Cardinal: 20162142 can be written as Twenty million, one hundred sixty-two thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 2.0162142 × 10⁷

Factors of 20162142

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 409

Divisors of 20162142

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 9 11 13 14 18 21 22 26 27 33 39 42 54 63 66 77 78 91 99 117 126 143 154 182 189 198 231 234 273 286 297 351 373 378 429 462 546 594 693 702 746 819 858 1001 1119 1287 1386 1638 2002 2079 2238 2457 2574 2611 3003 3357 3861 4103 4158 4849 4914 5222 6006 6714 7722 7833 8206 9009 9698 10071 12309 14547 15666 18018 20142 23499 24618 27027 28721 29094 33943 36927 43641 46998 53339 54054 57442 67886 70497 73854 86163 87282 101829 106678 110781 130923 140994 160017 172326 203658 221562 258489 261846 305487 320034 373373 480051 516978 610974 746746 775467 916461 960102 1120119 1440153 1550934 1832922 2240238 2880306 3360357 6720714 10081071 20162142
• Sum of all divisors σ(n): 60318720
• Sum of proper divisors (its aliquot sum) s(n): 40156578
• 20162142 is an abundant number, because the sum of its proper divisors (40156578) is greater than itself. Its abundance is 19994436

Bases of 20162142

• Binary: 1001100111010011001011110₂
• Hexadecimal: 0x133A65E
• Base-36: C057I

Squares and roots of 20162142

• 20162142 squared (20162142²) is 406511970028164
• 20162142 cubed (20162142³) is 8196152064407586567288
• The square root of 20162142 is 4490.2273884515
• The cube root of 20162142 is 272.1733234273

Scales and comparisons

• 20,162,142 seconds is equal to 33 weeks, 2 days, 8 hours, 35 minutes, 42 seconds.
• To count from 1 to 20,162,142 would take you about fifty weeks!

  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 20162142 cubic inches would be around 22.7 feet tall.

Recreational maths with 20162142

• 20162142 backwards is 24126102
• 20162142 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20162142's digits is 18
• More coming soon!