21011052321
21,011,052,321 is an odd composite number composed of five prime numbers multiplied together.
21011052321 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 21011052321:
33 × 7 × 192 × 101 × 3049
(3 × 3 × 3 × 7 × 19 × 19 × 101 × 3049)See below for interesting mathematical facts about the number 21011052321 from the Numbermatics database.
Names of 21011052321
- Cardinal: 21011052321 can be written as Twenty-one billion, eleven million, fifty-two thousand, three hundred twenty-one.
Scientific notation
- Scientific notation: 2.1011052321 × 1010
Factors of 21011052321
Divisors of 21011052321
- Number of divisors d(n): 96
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Complete list of divisors:
1 3 7 9 19 21 27 57 63 101 133 171 189 303 361 399 513 707 909 1083 1197 1919 2121 2527 2727 3049 3249 3591 5757 6363 7581 9147 9747 13433 17271 19089 21343 22743 27441 36461 40299 51813 57931 64029 68229 82323 109383 120897 173793 192087 255227 307949 328149 362691 405517 521379 576261 765681 923847 984447 1100689 1216551 1564137 2155643 2297043 2771541 3302067 3649653 5851031 6466929 6891129 7704823 8314623 9906201 10948959 17553093 19400787 23114469 29718603 40957217 52659279 58202361 69343407 111169589 122871651 157977837 208030221 333508767 368614953 778187123 1000526301 1105844859 2334561369 3001578903 7003684107 21011052321
- Sum of all divisors σ(n): 37929312000
- Sum of proper divisors (its aliquot sum) s(n): 16918259679
- 21011052321 is a deficient number, because the sum of its proper divisors (16918259679) is less than itself. Its deficiency is 4092792642
Bases of 21011052321
- Binary: 100111001000101101100110111001000012
- Hexadecimal: 0x4E45B3721
- Base-36: 9NHFRQ9
Squares and roots of 21011052321
- 21011052321 squared (210110523212) is 441464319635799487041
- 21011052321 cubed (210110523213) is 9275629917722450686883412472161
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The
square root of 21011052321 is 144951.8965760711 -
The
cube root of 21011052321 is 2759.4080996789
Scales and comparisons
How big is 21011052321?- 21,011,052,321 seconds is equal to 668 years, 4 weeks, 3 days, 11 hours, 25 minutes, 21 seconds.
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To count from 1 to 21,011,052,321 would take you about one thousand, three hundred thirty-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 21011052321 cubic inches would be around 230 feet tall.
Recreational maths with 21011052321
- 21011052321 backwards is 12325011012
- The number of decimal digits it has is: 11
- The sum of 21011052321's digits is 18
- More coming soon!
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