890428434

Names of 890428434

• Cardinal: 890428434 can be written as Eight hundred ninety million, four hundred twenty-eight thousand, four hundred thirty-four.

Scientific notation

• Scientific notation: 8.90428434 × 10⁸

Factors of 890428434

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 134

Divisors of 890428434

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 7 14 21 42 43 79 86 129 158 237 258 301 474 553 602 903 1106 1659 1806 3318 3397 6241 6794 10191 12482 18723 20382 23779 37446 43687 47558 71337 87374 131061 142674 262122 268363 493039 536726 805089 986078 1479117 1610178 1878541 2958234 3451273 3757082 5635623 6902546 10353819 11271246 20707638 21200677 42401354 63602031 127204062 148404739 296809478 445214217 890428434
• Sum of all divisors σ(n): 2109296640
• Sum of proper divisors (its aliquot sum) s(n): 1218868206
• 890428434 is an abundant number, because the sum of its proper divisors (1218868206) is greater than itself. Its abundance is 328439772

Bases of 890428434

• Binary: 110101000100101101110000010010₂
• Hexadecimal: 0x3512DC12
• Base-36: EQ4YZ6

Squares and roots of 890428434

• 890428434 squared (890428434²) is 792862796075692356
• 890428434 cubed (890428434³) is 705987577886540090018850504
• The square root of 890428434 is 29840.0474865573
• The cube root of 890428434 is 962.0544954383

Scales and comparisons

• 890,428,434 seconds is equal to 28 years, 16 weeks, 1 day, 21 hours, 13 minutes, 54 seconds.
• To count from 1 to 890,428,434 would take you about forty-two 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 890428434 cubic inches would be around 80.2 feet tall.

Recreational maths with 890428434

• 890428434 backwards is 434824098
• 890428434 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 890428434's digits is 42
• More coming soon!