21559029746472

Names of 21559029746472

• Cardinal: 21559029746472 can be written as Twenty-one trillion, five hundred fifty-nine billion, twenty-nine million, seven hundred forty-six thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.1559029746472 × 10¹³

Factors of 21559029746472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2357724295

Divisors of 21559029746472

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 72 127 254 381 508 762 1016 1143 1524 2286 3048 4572 9144 2357724163 4715448326 7073172489 9430896652 14146344978 18861793304 21219517467 28292689956 42439034934 56585379912 84878069868 169756139736 299430968701 598861937402 898292906103 1197723874804 1796585812206 2395447749608 2694878718309 3593171624412 5389757436618 7186343248824 10779514873236 21559029746472
• Sum of all divisors σ(n): 58848795133440
• Sum of proper divisors (its aliquot sum) s(n): 37289765386968
• 21559029746472 is an abundant number, because the sum of its proper divisors (37289765386968) is greater than itself. Its abundance is 15730735640496

Bases of 21559029746472

• Binary: 100111001101110011010010011110100101100101000₂
• Hexadecimal: 0x139B9A4F4B28
• Base-36: 7N42XO8Q0

Squares and roots of 21559029746472

• 21559029746472 squared (21559029746472²) is 464791763609264548596446784
• 21559029746472 cubed (21559029746472³) is 10020459457567316436797631633099559746048
• The square root of 21559029746472 is 4643170.2258771431
• The cube root of 21559029746472 is 27831.9137949539

Scales and comparisons

• 21,559,029,746,472 seconds is equal to 685,510 years, 23 weeks, 6 days, 6 hours, 1 minute, 12 seconds.
• To count from 1 to 21,559,029,746,472 would take you about one million, seven hundred thirteen thousand, seven hundred seventy-six 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 21559029746472 cubic inches would be around 2319.3 feet tall.

Recreational maths with 21559029746472

• 21559029746472 backwards is 27464792095512
• The number of decimal digits it has is: 14
• The sum of 21559029746472's digits is 63
• More coming soon!