1990577664

Names of 1990577664

• Cardinal: 1990577664 can be written as One billion, nine hundred ninety million, five hundred seventy-seven thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.990577664 × 10⁹

Factors of 1990577664

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 431988

Divisors of 1990577664

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 512 576 768 1152 1536 2304 4608 431983 863966 1295949 1727932 2591898 3455864 3887847 5183796 6911728 7775694 10367592 13823456 15551388 20735184 27646912 31102776 41470368 55293824 62205552 82940736 110587648 124411104 165881472 221175296 248822208 331762944 497644416 663525888 995288832 1990577664
• Sum of all divisors σ(n): 5744955216
• Sum of proper divisors (its aliquot sum) s(n): 3754377552
• 1990577664 is an abundant number, because the sum of its proper divisors (3754377552) is greater than itself. Its abundance is 1763799888

Bases of 1990577664

• Binary: 1110110101001011100111000000000₂
• Hexadecimal: 0x76A5CE00
• Base-36: WX4ZK0

Squares and roots of 1990577664

• 1990577664 squared (1990577664²) is 3962399436415696896
• 1990577664 cubed (1990577664³) is 7887463813975274460171730944
• The square root of 1990577664 is 44615.8902634477
• The cube root of 1990577664 is 1257.9393680397

Scales and comparisons

• 1,990,577,664 seconds is equal to 63 years, 15 weeks, 2 days, 2 hours, 14 minutes, 24 seconds.
• To count from 1 to 1,990,577,664 would take you about one hundred twenty-six 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 1990577664 cubic inches would be around 104.8 feet tall.

Recreational maths with 1990577664

• 1990577664 backwards is 4667750991
• The number of decimal digits it has is: 10
• The sum of 1990577664's digits is 54
• More coming soon!