31661326990720

Names of 31661326990720

• Cardinal: 31661326990720 can be written as Thirty-one trillion, six hundred sixty-one billion, three hundred twenty-six million, nine hundred ninety thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 3.166132699072 × 10¹³

Factors of 31661326990720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 84081

Divisors of 31661326990720

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 128 140 160 224 280 320 448 560 640 896 1120 2240 4480 84067 168134 336268 420335 588469 672536 840670 1176938 1345072 1681340 2353876 2690144 2942345 3362680 4707752 5380288 5884690 6725360 9415504 10760576 11769380 13450720 18831008 23538760 26901440 37662016 47077520 53802880 75324032 94155040 188310080 376620160 7067260489 14134520978 28269041956 35336302445 49470823423 56538083912 70672604890 98941646846 113076167824 141345209780 197883293692 226152335648 247354117115 282690419560 395766587384 452304671296 494708234230 565380839120 791533174768 904609342592 989416468460 1130761678240 1583066349536 1978832936920 2261523356480 3166132699072 3957665873840 4523046712960 6332265398144 7915331747680 15830663495360 31661326990720
• Sum of all divisors σ(n): 86504297377680
• Sum of proper divisors (its aliquot sum) s(n): 54842970386960
• 31661326990720 is an abundant number, because the sum of its proper divisors (54842970386960) is greater than itself. Its abundance is 23181643396240

Bases of 31661326990720

• Binary: 111001100101110111010001001011111110110000000₂
• Hexadecimal: 0x1CCBBA25FD80
• Base-36: B810GMA9S

Squares and roots of 31661326990720

• 31661326990720 squared (31661326990720²) is 1002439626813294770966118400
• 31661326990720 cubed (31661326990720³) is 31738568812991053954121005108551221248000
• The square root of 31661326990720 is 5626839.8760512103
• The cube root of 31661326990720 is 31635.6215131589

Scales and comparisons

• 31,661,326,990,720 seconds is equal to 1,006,732 years, 13 weeks, 4 days, 20 hours, 58 minutes, 40 seconds.
• To count from 1 to 31,661,326,990,720 would take you about two million, five hundred sixteen thousand, eight hundred thirty 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 31661326990720 cubic inches would be around 2636.3 feet tall.

Recreational maths with 31661326990720

• 31661326990720 backwards is 02709962316613
• The number of decimal digits it has is: 14
• The sum of 31661326990720's digits is 55
• More coming soon!