155274042

Names of 155274042

• Cardinal: 155274042 can be written as One hundred fifty-five million, two hundred seventy-four thousand and forty-two.

Scientific notation

• Scientific notation: 1.55274042 × 10⁸

Factors of 155274042

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 42

Divisors of 155274042

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 11 14 19 21 22 33 38 42 49 57 66 77 98 114 133 147 154 209 231 266 294 343 361 399 418 462 539 627 686 722 798 931 1029 1078 1083 1254 1463 1617 1862 2058 2166 2527 2793 2926 3234 3773 3971 4389 5054 5586 6517 6859 7546 7581 7942 8778 10241 11319 11913 13034 13718 15162 17689 19551 20482 20577 22638 23826 27797 30723 35378 39102 41154 48013 53067 55594 61446 71687 75449 83391 96026 106134 123823 143374 144039 150898 166782 194579 215061 226347 247646 288078 336091 371469 389158 430122 452694 528143 583737 672182 742938 1008273 1056286 1167474 1362053 1584429 2016546 2352637 2724106 3168858 3697001 4086159 4705274 7057911 7394002 8172318 11091003 14115822 22182006 25879007 51758014 77637021 155274042
• Sum of all divisors σ(n): 417024000
• Sum of proper divisors (its aliquot sum) s(n): 261749958
• 155274042 is an abundant number, because the sum of its proper divisors (261749958) is greater than itself. Its abundance is 106475916

Bases of 155274042

• Binary: 1001010000010100101100111010₂
• Hexadecimal: 0x9414B3A
• Base-36: 2KG27U

Squares and roots of 155274042

• 155274042 squared (155274042²) is 24110028119017764
• 155274042 cubed (155274042³) is 3743661518773545286082088
• The square root of 155274042 is 12460.9005292555
• The cube root of 155274042 is 537.4849227427

Scales and comparisons

• 155,274,042 seconds is equal to 4 years, 48 weeks, 5 days, 3 hours, 40 minutes, 42 seconds.
• To count from 1 to 155,274,042 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 155274042 cubic inches would be around 44.8 feet tall.

Recreational maths with 155274042

• 155274042 backwards is 240472551
• The number of decimal digits it has is: 9
• The sum of 155274042's digits is 30
• More coming soon!