2171484090

Names of 2171484090

• Cardinal: 2171484090 can be written as Two billion, one hundred seventy-one million, four hundred eighty-four thousand and ninety.

Scientific notation

• Scientific notation: 2.17148409 × 10⁹

Factors of 2171484090

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 13102

Divisors of 2171484090

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 30 43 45 86 90 129 215 258 387 430 645 774 1290 1849 1935 3698 3870 5547 9245 11094 13049 16641 18490 26098 27735 33282 39147 55470 65245 78294 83205 117441 130490 166410 195735 234882 391470 561107 587205 1122214 1174410 1683321 2805535 3366642 5049963 5611070 8416605 10099926 16833210 24127601 25249815 48255202 50499630 72382803 120638005 144765606 217148409 241276010 361914015 434296818 723828030 1085742045 2171484090
• Sum of all divisors σ(n): 5780654100
• Sum of proper divisors (its aliquot sum) s(n): 3609170010
• 2171484090 is an abundant number, because the sum of its proper divisors (3609170010) is greater than itself. Its abundance is 1437685920

Bases of 2171484090

• Binary: 10000001011011100011011110111010₂
• Hexadecimal: 0x816E37BA
• Base-36: ZWUFUI

Squares and roots of 2171484090

• 2171484090 squared (2171484090²) is 4715343153123128100
• 2171484090 cubed (2171484090³) is 10239292635897306480181929000
• The square root of 2171484090 is 46599.1855079035
• The cube root of 2171484090 is 1294.9476661269

Scales and comparisons

• 2,171,484,090 seconds is equal to 69 years, 2 weeks, 2 days, 22 hours, 1 minute, 30 seconds.
• To count from 1 to 2,171,484,090 would take you about one hundred thirty-eight 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 2171484090 cubic inches would be around 107.9 feet tall.

Recreational maths with 2171484090

• 2171484090 backwards is 0904841712
• The number of decimal digits it has is: 10
• The sum of 2171484090's digits is 36
• More coming soon!