55281402

Names of 55281402

• Cardinal: 55281402 can be written as Fifty-five million, two hundred eighty-one thousand, four hundred two.

Scientific notation

• Scientific notation: 5.5281402 × 10⁷

Factors of 55281402

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 210

Divisors of 55281402

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 9 11 18 22 33 43 66 86 99 129 151 198 258 302 387 453 473 774 906 946 1359 1419 1661 1849 2718 2838 3322 3698 4257 4983 5547 6493 8514 9966 11094 12986 14949 16641 19479 20339 29898 33282 38958 40678 58437 61017 71423 116874 122034 142846 183051 214269 279199 366102 428538 558398 642807 837597 1285614 1675194 2512791 3071189 5025582 6142378 9213567 18427134 27640701 55281402
• Sum of all divisors σ(n): 134660448
• Sum of proper divisors (its aliquot sum) s(n): 79379046
• 55281402 is an abundant number, because the sum of its proper divisors (79379046) is greater than itself. Its abundance is 24097644

Bases of 55281402

• Binary: 11010010111000011011111010₂
• Hexadecimal: 0x34B86FA
• Base-36: WWVEI

Squares and roots of 55281402

• 55281402 squared (55281402²) is 3056033407085604
• 55281402 cubed (55281402³) is 168941811302528923136808
• The square root of 55281402 is 7435.1464007107
• The cube root of 55281402 is 380.9427239423

Scales and comparisons

• 55,281,402 seconds is equal to 1 year, 39 weeks, 2 days, 19 hours, 56 minutes, 42 seconds.
• To count from 1 to 55,281,402 would take you about 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 55281402 cubic inches would be around 31.7 feet tall.

Recreational maths with 55281402

• 55281402 backwards is 20418255
• The number of decimal digits it has is: 8
• The sum of 55281402's digits is 27
• More coming soon!