1421495625

Names of 1421495625

• Cardinal: 1421495625 can be written as One billion, four hundred twenty-one million, four hundred ninety-five thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 1.421495625 × 10⁹

Factors of 1421495625

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 60

Divisors of 1421495625

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 5 11 15 25 33 41 55 75 123 125 165 205 275 375 451 615 625 825 1025 1353 1375 1681 1875 2255 3075 4125 5043 5125 6765 6875 8405 11275 15375 18491 20625 25215 25625 33825 42025 55473 56375 68921 76875 92455 126075 169125 206763 210125 277365 281875 344605 462275 630375 758131 845625 1033815 1050625 1386825 1723025 2274393 2311375 3151875 3790655 5169075 6934125 8615125 11371965 11556875 18953275 25845375 34670625 43075625 56859825 94766375 129226875 284299125 473831875 1421495625
• Sum of all divisors σ(n): 2648302272
• Sum of proper divisors (its aliquot sum) s(n): 1226806647
• 1421495625 is a deficient number, because the sum of its proper divisors (1226806647) is less than itself. Its deficiency is 194688978

Bases of 1421495625

• Binary: 1010100101110100100110101001001₂
• Hexadecimal: 0x54BA4D49
• Base-36: NIBL1L

Squares and roots of 1421495625

• 1421495625 squared (1421495625²) is 2020649811894140625
• 1421495625 cubed (1421495625³) is 2872344867264593861572265625
• The square root of 1421495625 is 37702.7270233865
• The cube root of 1421495625 is 1124.3853432487

Scales and comparisons

• 1,421,495,625 seconds is equal to 45 years, 10 weeks, 2 days, 11 hours, 53 minutes, 45 seconds.
• To count from 1 to 1,421,495,625 would take you about ninety 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 1421495625 cubic inches would be around 93.7 feet tall.

Recreational maths with 1421495625

• 1421495625 backwards is 5265941241
• The number of decimal digits it has is: 10
• The sum of 1421495625's digits is 39
• More coming soon!