61490

Names of 61490

• Cardinal: 61490 can be written as Sixty-one thousand, four hundred ninety.

Scientific notation

• Scientific notation: 6.149 × 10⁴

Factors of 61490

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 74

Divisors of 61490

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 10 11 13 22 26 43 55 65 86 110 130 143 215 286 430 473 559 715 946 1118 1430 2365 2795 4730 5590 6149 12298 30745 61490
• Sum of all divisors σ(n): 133056
• Sum of proper divisors (its aliquot sum) s(n): 71566
• 61490 is an abundant number, because the sum of its proper divisors (71566) is greater than itself. Its abundance is 10076

Bases of 61490

• Binary: 1111000000110010₂
• Hexadecimal: 0xF032
• Base-36: 1BG2

Squares and roots of 61490

• 61490 squared (61490²) is 3781020100
• 61490 cubed (61490³) is 232494925949000
• The square root of 61490 is 247.9717725873
• The cube root of 61490 is 39.4700943325

Scales and comparisons

• 61,490 seconds is equal to 17 hours, 4 minutes, 50 seconds.
• To count from 1 to 61,490 would take you about seventeen hours.

  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 61490 cubic inches would be around 3.3 feet tall.

Recreational maths with 61490

• 61490 backwards is 09416
• The number of decimal digits it has is: 5
• The sum of 61490's digits is 20
• More coming soon!