71491164521481

Names of 71491164521481

• Cardinal: 71491164521481 can be written as Seventy-one trillion, four hundred ninety-one billion, one hundred sixty-four million, five hundred twenty-one thousand, four hundred eighty-one.

Scientific notation

• Scientific notation: 7.1491164521481 × 10¹³

Factors of 71491164521481

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 603

Divisors of 71491164521481

• Number of divisors d(n): 60
• Complete list of divisors:
  1 3 9 27 79 81 237 521 711 1563 2133 4689 6241 6399 14067 18723 41159 42201 56169 123477 168507 271441 370431 505521 814323 1111293 2442969 3251561 3333879 7328907 9754683 21443839 21986721 29264049 64331517 87792147 141420761 192994551 263376441 424262283 578983653 1272786849 1694063281 1736950959 3818360547 5082189843 11172240119 11455081641 15246569529 33516720357 45739708587 100550161071 137219125761 301650483213 882606969401 904951449639 2647820908203 7943462724609 23830388173827 71491164521481
• Sum of all divisors σ(n): 108372404716884
• Sum of proper divisors (its aliquot sum) s(n): 36881240195403
• 71491164521481 is a deficient number, because the sum of its proper divisors (36881240195403) is less than itself. Its deficiency is 34609924326078

Bases of 71491164521481

• Binary: 10000010000010101010101011101110100010000001001₂
• Hexadecimal: 0x410555774409
• Base-36: PCAL5IBK9

Squares and roots of 71491164521481

• 71491164521481 squared (71491164521481²) is 5110986604637463659710433361
• 71491164521481 cubed (71491164521481³) is 365390384219222480613347970651778703527641
• The square root of 71491164521481 is 8455244.7937053247
• The cube root of 71491164521481 is 41503.4427920385

Scales and comparisons

• 71,491,164,521,481 seconds is equal to 2,273,197 years, 46 weeks, 3 days, 19 hours, 31 minutes, 21 seconds.
• To count from 1 to 71,491,164,521,481 would take you about five million, six hundred eighty-two thousand, nine hundred ninety-four 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 71491164521481 cubic inches would be around 3458.6 feet tall.

Recreational maths with 71491164521481

• 71491164521481 backwards is 18412546119417
• The number of decimal digits it has is: 14
• The sum of 71491164521481's digits is 54
• More coming soon!