31328477338701874221

Names of 31328477338701874221

• Cardinal: 31328477338701874221 can be written as Thirty-one quintillion, three hundred twenty-eight quadrillion, four hundred seventy-seven trillion, three hundred thirty-eight billion, seven hundred one million, eight hundred seventy-four thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 3.1328477338701874221 × 10¹⁹

Factors of 31328477338701874221

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 311159553635814

Divisors of 31328477338701874221

• Number of divisors d(n): 40
• Complete list of divisors:
  1 3 9 11 27 33 81 99 113 297 339 891 1017 1243 3051 3729 9153 11187 33561 100683 311159553635687 933478660907061 2800435982721183 3422755089992557 8401307948163549 10268265269977671 25203923844490647 30804795809933013 35161029560832631 92414387429799039 105483088682497893 277243162289397117 316449266047493679 386771325169158941 949347798142481037 1160313975507476823 2848043394427443111 3480941926522430469 10442825779567291407 31328477338701874221
• Sum of all divisors σ(n): 51505618594208163264
• Sum of proper divisors (its aliquot sum) s(n): 20177141255506289043
• 31328477338701874221 is a deficient number, because the sum of its proper divisors (20177141255506289043) is less than itself. Its deficiency is 11151336083195585178

Bases of 31328477338701874221

• Binary: 11011001011000101000111000010011101110111001100110100010000101101₂
• Hexadecimal: 0x1B2C51C277733442D
• Base-36: 6M0OQD84KHDT9

Squares and roots of 31328477338701874221

• 31328477338701874221 squared (31328477338701874221²) is 981473492361556867497942434818104356841
• 31328477338701874221 cubed (31328477338701874221³) is 30748070063985621368690975507549843060953134041412482895861
• The square root of 31328477338701874221 is 5597184769.0336142967
• The cube root of 31328477338701874221 is 3152437.0940333815

Scales and comparisons

• 31,328,477,338,701,874,221 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 31,328,477,338,701,874,221 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 31328477338701874221 cubic inches would be around 262703.1 feet tall.

Recreational maths with 31328477338701874221

• 31328477338701874221 backwards is 12247810783377482313
• 31328477338701874221 is a Harshad number.
• The number of decimal digits it has is: 20
• The sum of 31328477338701874221's digits is 81
• More coming soon!