491413809906

Names of 491413809906

• Cardinal: 491413809906 can be written as Four hundred ninety-one billion, four hundred thirteen million, eight hundred nine thousand, nine hundred six.

Scientific notation

• Scientific notation: 4.91413809906 × 10¹¹

Factors of 491413809906

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4815

Divisors of 491413809906

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 9 18 23 27 46 54 69 127 138 207 254 381 414 621 762 809 1143 1242 1618 2286 2427 2921 3429 3851 4854 5842 6858 7281 7702 8763 11553 14562 17526 18607 21843 23106 26289 34659 37214 43686 52578 55821 69318 78867 88573 102743 103977 111642 157734 167463 177146 205486 207954 265719 308229 334926 489077 502389 531438 616458 797157 924687 978154 1004778 1467231 1594314 1849374 2363089 2391471 2774061 2934462 3115459 4401693 4726178 4782942 5548122 6230918 7089267 8803386 9346377 11248771 13205079 14178534 18692754 21267801 22497542 26410158 28039131 33746313 42535602 56078262 63803403 67492626 71655557 84117393 101238939 127606806 143311114 168234786 202477878 214966671 303716817 395663293 429933342 607433634 644900013 791326586 1186989879 1289800026 1934700039 2373979758 3560969637 3869400078 7121939274 9100255739 10682908911 18200511478 21365817822 27300767217 54601534434 81902301651 163804603302 245706904953 491413809906
• Sum of all divisors σ(n): 1150201036800
• Sum of proper divisors (its aliquot sum) s(n): 658787226894
• 491413809906 is an abundant number, because the sum of its proper divisors (658787226894) is greater than itself. Its abundance is 167373416988

Bases of 491413809906

• Binary: 111001001101010100010111010101011110010₂
• Hexadecimal: 0x726A8BAAF2
• Base-36: 69R33EGI

Squares and roots of 491413809906

• 491413809906 squared (491413809906²) is 241487532566330303728836
• 491413809906 cubed (491413809906³) is 118670308423219624212609457074649416
• The square root of 491413809906 is 701009.1368206267
• The cube root of 491413809906 is 7891.3102651273

Scales and comparisons

• 491,413,809,906 seconds is equal to 15,625 years, 22 weeks, 5 days, 20 hours, 5 minutes, 6 seconds.
• To count from 1 to 491,413,809,906 would take you about thirty-one thousand, two hundred fifty 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 491413809906 cubic inches would be around 657.6 feet tall.

Recreational maths with 491413809906

• 491413809906 backwards is 609908314194
• 491413809906 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 491413809906's digits is 54
• More coming soon!