21093208948

Names of 21093208948

• Cardinal: 21093208948 can be written as Twenty-one billion, ninety-three million, two hundred eight thousand, nine hundred forty-eight.

Scientific notation

• Scientific notation: 2.1093208948 × 10¹⁰

Factors of 21093208948

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1890

Divisors of 21093208948

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 14 19 28 38 49 76 98 133 196 266 343 532 686 691 931 1171 1372 1382 1862 2342 2764 3724 4684 4837 6517 8197 9674 13034 13129 16394 19348 22249 26068 26258 32788 33859 44498 52516 57379 67718 88996 91903 114758 135436 155743 183806 229516 237013 311486 367612 401653 474026 622972 643321 803306 809161 948052 1090201 1286642 1606612 1618322 2180402 2573284 3236644 4360804 4503247 5664127 7631407 9006494 11328254 15262814 15374059 18012988 22656508 30525628 30748118 39648889 61496236 79297778 107618413 158595556 215236826 277542223 430473652 555084446 753328891 1110168892 1506657782 3013315564 5273302237 10546604474 21093208948
• Sum of all divisors σ(n): 45417344000
• Sum of proper divisors (its aliquot sum) s(n): 24324135052
• 21093208948 is an abundant number, because the sum of its proper divisors (24324135052) is greater than itself. Its abundance is 3230926104

Bases of 21093208948

• Binary: 10011101001010000001101001101110100₂
• Hexadecimal: 0x4E940D374
• Base-36: 9OUCO6S

Squares and roots of 21093208948

• 21093208948 squared (21093208948²) is 444923463723987266704
• 21093208948 cubed (21093208948³) is 9384863586197961616278875267392
• The square root of 21093208948 is 145235.0128171579
• The cube root of 21093208948 is 2763.0000000437

Scales and comparisons

• 21,093,208,948 seconds is equal to 670 years, 36 weeks, 2 days, 8 hours, 42 minutes, 28 seconds.
• To count from 1 to 21,093,208,948 would take you about one thousand, three hundred forty-one 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 21093208948 cubic inches would be around 230.3 feet tall.

Recreational maths with 21093208948

• 21093208948 backwards is 84980239012
• The number of decimal digits it has is: 11
• The sum of 21093208948's digits is 46
• More coming soon!