1491998589074680

Names of 1491998589074680

• Cardinal: 1491998589074680 can be written as One quadrillion, four hundred ninety-one trillion, nine hundred ninety-eight billion, five hundred eighty-nine million, seventy-four thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.49199858907468 × 10¹⁵

Factors of 1491998589074680

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 18928875

Divisors of 1491998589074680

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 4 5 8 10 20 40 2234251 4468502 8937004 11171255 16694617 17874008 22342510 33389234 44685020 66778468 83473085 89370040 133556936 166946170 333892340 667784680 37299964726867 74599929453734 149199858907468 186499823634335 298399717814936 372999647268670 745999294537340 1491998589074680
• Sum of all divisors σ(n): 3356998529016240
• Sum of proper divisors (its aliquot sum) s(n): 1864999939941560
• 1491998589074680 is an abundant number, because the sum of its proper divisors (1864999939941560) is greater than itself. Its abundance is 373001350866880

Bases of 1491998589074680

• Binary: 101010011001111011011111101111010000011110011111000₂
• Hexadecimal: 0x54CF6FDE83CF8
• Base-36: EOVAOTO8AG

Squares and roots of 1491998589074680

• 1491998589074680 squared (1491998589074680²) is 2226059789800835830258617102400
• 1491998589074680 cubed (1491998589074680³) is 3321278065578725794868826641675782038807232000
• The square root of 1491998589074680 is 38626397.5679156495
• The cube root of 1491998589074680 is 114267.5206196403

Scales and comparisons

• 1,491,998,589,074,680 seconds is equal to 47,440,940 years, 4 weeks, 8 hours, 44 minutes, 40 seconds.
• To count from 1 to 1,491,998,589,074,680 would take you about one hundred forty-two million, three hundred twenty-two thousand, eight hundred twenty 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 1491998589074680 cubic inches would be around 9522.3 feet tall.

Recreational maths with 1491998589074680

• 1491998589074680 backwards is 0864709858991941
• The number of decimal digits it has is: 16
• The sum of 1491998589074680's digits is 88
• More coming soon!