166490142

Names of 166490142

• Cardinal: 166490142 can be written as One hundred sixty-six million, four hundred ninety thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.66490142 × 10⁸

Factors of 166490142

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 152

Divisors of 166490142

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 7 13 14 21 26 39 42 49 78 91 98 127 147 182 254 273 294 343 381 546 637 686 762 889 1029 1274 1651 1778 1911 2058 2401 2667 3302 3822 4459 4802 4953 5334 6223 7203 8918 9906 11557 12446 13377 14406 16807 18669 23114 26754 31213 33614 34671 37338 43561 50421 62426 69342 80899 87122 93639 100842 130683 161798 187278 218491 242697 261366 304927 436982 485394 566293 609854 655473 914781 1132586 1310946 1698879 1829562 2134489 3397758 3964051 4268978 6403467 7928102 11892153 12806934 23784306 27748357 55496714 83245071 166490142
• Sum of all divisors σ(n): 421650432
• Sum of proper divisors (its aliquot sum) s(n): 255160290
• 166490142 is an abundant number, because the sum of its proper divisors (255160290) is greater than itself. Its abundance is 88670148

Bases of 166490142

• Binary: 1001111011000111000000011110₂
• Hexadecimal: 0x9EC701E
• Base-36: 2R4GM6

Squares and roots of 166490142

• 166490142 squared (166490142²) is 27718967383180164
• 166490142 cubed (166490142³) is 4614934815719033915943288
• The square root of 166490142 is 12903.1059051687
• The cube root of 166490142 is 550.1268489791

Scales and comparisons

• 166,490,142 seconds is equal to 5 years, 15 weeks, 1 day, 23 hours, 15 minutes, 42 seconds.
• To count from 1 to 166,490,142 would take you about seven 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 166490142 cubic inches would be around 45.8 feet tall.

Recreational maths with 166490142

• 166490142 backwards is 241094661
• The number of decimal digits it has is: 9
• The sum of 166490142's digits is 33
• More coming soon!