31425009312645

Names of 31425009312645

• Cardinal: 31425009312645 can be written as Thirty-one trillion, four hundred twenty-five billion, nine million, three hundred twelve thousand, six hundred forty-five.

Scientific notation

• Scientific notation: 3.1425009312645 × 10¹³

Factors of 31425009312645

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 138420

Divisors of 31425009312645

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 9 13 15 39 45 65 117 157 195 471 585 785 1413 2041 2355 2521 6123 7065 7563 10205 12605 18369 22689 30615 32773 37815 91845 98319 113445 135721 163865 294957 395797 407163 491595 678605 1187391 1221489 1474785 1764373 1978985 2035815 3562173 5145361 5293119 5936955 6107445 8821865 15436083 15879357 17810865 21308197 25726805 26465595 46308249 63924591 77180415 79396785 106540985 191773773 231541245 277006561 319622955 342152641 831019683 958868865 1026457923 1385032805 1710763205 2493059049 3079373769 4155098415 4447984333 5132289615 12465295245 13343952999 15396868845 22239921665 40031858997 53717964637 66719764995 161153893911 200159294985 268589823185 483461681733 698333540281 805769469555 2095000620843 2417308408665 3491667701405 6285001862529 10475003104215 31425009312645
• Sum of all divisors σ(n): 59057499961824
• Sum of proper divisors (its aliquot sum) s(n): 27632490649179
• 31425009312645 is a deficient number, because the sum of its proper divisors (27632490649179) is less than itself. Its deficiency is 3792518663466

Bases of 31425009312645

• Binary: 111001001010010110100100001000110001110000101₂
• Hexadecimal: 0x1C94B4846385
• Base-36: B50G76AV9

Squares and roots of 31425009312645

• 31425009312645 squared (31425009312645²) is 987531210299824975356896025
• 31425009312645 cubed (31425009312645³) is 31033177480199587793204015218145982736125
• The square root of 31425009312645 is 5605801.3978953089
• The cube root of 31425009312645 is 31556.7162673211

Scales and comparisons

• 31,425,009,312,645 seconds is equal to 999,218 years, 4 weeks, 5 days, 13 hours, 30 minutes, 45 seconds.
• To count from 1 to 31,425,009,312,645 would take you about two million, four hundred ninety-eight thousand and forty-five 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 31425009312645 cubic inches would be around 2629.7 feet tall.

Recreational maths with 31425009312645

• 31425009312645 backwards is 54621390052413
• 31425009312645 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 31425009312645's digits is 45
• More coming soon!