1221217880852070

Names of 1221217880852070

• Cardinal: 1221217880852070 can be written as One quadrillion, two hundred twenty-one trillion, two hundred seventeen billion, eight hundred eighty million, eight hundred fifty-two thousand and seventy.

Scientific notation

• Scientific notation: 1.22121788085207 × 10¹⁵

Factors of 1221217880852070

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 74148019552

Divisors of 1221217880852070

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 61 90 122 135 183 270 305 366 549 610 915 1098 1647 1830 2745 3294 5490 8235 16470 74148019481 148296038962 222444058443 370740097405 444888116886 667332175329 741480194810 1112220292215 1334664350658 2001996525987 2224440584430 3336660876645 4003993051974 4523029188341 6673321753290 9046058376682 10009982629935 13569087565023 20019965259870 22615145941705 27138175130046 40707262695069 45230291883410 67845437825115 81414525390138 122121788085207 135690875650230 203536313475345 244243576170414 407072626950690 610608940426035 1221217880852070
• Sum of all divisors σ(n): 3309967589676480
• Sum of proper divisors (its aliquot sum) s(n): 2088749708824410
• 1221217880852070 is an abundant number, because the sum of its proper divisors (2088749708824410) is greater than itself. Its abundance is 867531827972340

Bases of 1221217880852070

• Binary: 100010101101011000011110001111110110100011001100110₂
• Hexadecimal: 0x456B0F1FB4666
• Base-36: C0VVQZCJ1I

Squares and roots of 1221217880852070

• 1221217880852070 squared (1221217880852070²) is 1491373112512820638749223284900
• 1221217880852070 cubed (1221217880852070³) is 1821291512022662581252371393291264696364743000
• The square root of 1221217880852070 is 34945927.9580907681
• The cube root of 1221217880852070 is 106888.5169796705

Scales and comparisons

• 1,221,217,880,852,070 seconds is equal to 38,830,951 years, 7 weeks, 13 hours, 34 minutes, 30 seconds.
• To count from 1 to 1,221,217,880,852,070 would take you about one hundred sixteen million, four hundred ninety-two thousand, eight hundred fifty-three 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 1221217880852070 cubic inches would be around 8907.4 feet tall.

Recreational maths with 1221217880852070

• 1221217880852070 backwards is 0702580887121221
• 1221217880852070 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1221217880852070's digits is 54
• More coming soon!