1540121000

Names of 1540121000

• Cardinal: 1540121000 can be written as One billion, five hundred forty million, one hundred twenty-one thousand.

Scientific notation

• Scientific notation: 1.540121 × 10⁹

Factors of 1540121000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 7406

Divisors of 1540121000

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 11 19 20 22 25 38 40 44 50 55 76 88 95 100 110 125 152 190 200 209 220 250 275 380 418 440 475 500 550 760 836 950 1000 1045 1100 1375 1672 1900 2090 2200 2375 2750 3800 4180 4750 5225 5500 7369 8360 9500 10450 11000 14738 19000 20900 26125 29476 36845 41800 52250 58952 73690 81059 104500 140011 147380 162118 184225 209000 280022 294760 324236 368450 405295 560044 648472 700055 736900 810590 921125 1120088 1400110 1473800 1540121 1621180 1842250 2026475 2800220 3080242 3242360 3500275 3684500 4052950 5600440 6160484 7000550 7369000 7700605 8105900 10132375 12320968 14001100 15401210 16211800 17501375 20264750 28002200 30802420 35002750 38503025 40529500 61604840 70005500 77006050 81059000 140011000 154012100 192515125 308024200 385030250 770060500 1540121000
• Sum of all divisors σ(n): 4138992000
• Sum of proper divisors (its aliquot sum) s(n): 2598871000
• 1540121000 is an abundant number, because the sum of its proper divisors (2598871000) is greater than itself. Its abundance is 1058750000

Bases of 1540121000

• Binary: 1011011110011000110000110101000₂
• Hexadecimal: 0x5BCC61A8
• Base-36: PGY4YW

Squares and roots of 1540121000

• 1540121000 squared (1540121000²) is 2371972694641000000
• 1540121000 cubed (1540121000³) is 3653124958443191561000000000
• The square root of 1540121000 is 39244.3753931695
• The cube root of 1540121000 is 1154.8305942705

Scales and comparisons

• 1,540,121,000 seconds is equal to 48 years, 50 weeks, 3 days, 11 hours, 23 minutes, 20 seconds.
• To count from 1 to 1,540,121,000 would take you about ninety-seven 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 1540121000 cubic inches would be around 96.2 feet tall.

Recreational maths with 1540121000

• 1540121000 backwards is 0001210451
• The number of decimal digits it has is: 10
• The sum of 1540121000's digits is 14
• More coming soon!