21490118364
21,490,118,364 is an even composite number composed of five prime numbers multiplied together.
21490118364 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred eighty divisors.
Prime factorization of 21490118364:
22 × 3 × 114 × 13 × 972
(2 × 2 × 3 × 11 × 11 × 11 × 11 × 13 × 97 × 97)See below for interesting mathematical facts about the number 21490118364 from the Numbermatics database.
Names of 21490118364
- Cardinal: 21490118364 can be written as Twenty-one billion, four hundred ninety million, one hundred eighteen thousand, three hundred sixty-four.
Scientific notation
- Scientific notation: 2.1490118364 × 1010
Factors of 21490118364
Divisors of 21490118364
- Number of divisors d(n): 180
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Complete list of divisors:
1 2 3 4 6 11 12 13 22 26 33 39 44 52 66 78 97 121 132 143 156 194 242 286 291 363 388 429 484 572 582 726 858 1067 1164 1261 1331 1452 1573 1716 2134 2522 2662 3146 3201 3783 3993 4268 4719 5044 5324 6292 6402 7566 7986 9409 9438 11737 12804 13871 14641 15132 15972 17303 18818 18876 23474 27742 28227 29282 34606 35211 37636 41613 43923 46948 51909 55484 56454 58564 69212 70422 83226 87846 103499 103818 112908 122317 129107 140844 152581 166452 175692 190333 206998 207636 244634 258214 305162 310497 366951 380666 387321 413996 457743 489268 516428 570999 610324 620994 733902 761332 774642 915486 1138489 1141998 1241988 1345487 1420177 1467804 1549284 1678391 1830972 2276978 2283996 2690974 2840354 3356782 3415467 4036461 4260531 4553956 5035173 5381948 5680708 6713564 6830934 8072922 8521062 10070346 12523379 13661868 14800357 16145844 17042124 18462301 20140692 25046758 29600714 36924602 37570137 44401071 50093516 55386903 59201428 73849204 75140274 88802142 110773806 137757169 150280548 162803927 177604284 221547612 275514338 325607854 413271507 488411781 551028676 651215708 826543014 976823562 1653086028 1790843197 1953647124 3581686394 5372529591 7163372788 10745059182 21490118364
- Sum of all divisors σ(n): 60019212120
- Sum of proper divisors (its aliquot sum) s(n): 38529093756
- 21490118364 is an abundant number, because the sum of its proper divisors (38529093756) is greater than itself. Its abundance is 17038975392
Bases of 21490118364
- Binary: 101000000001110100100101110110111002
- Hexadecimal: 0x500E92EDC
- Base-36: 9VENTGC
Squares and roots of 21490118364
- 21490118364 squared (214901183642) is 461825187298730036496
- 21490118364 cubed (214901183643) is 9924677938526177911181079812544
-
The
square root of 21490118364 is 146595.0830144039 -
The
cube root of 21490118364 is 2780.2228123953
Scales and comparisons
How big is 21490118364?- 21,490,118,364 seconds is equal to 683 years, 16 weeks, 4 days, 5 hours, 19 minutes, 24 seconds.
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To count from 1 to 21,490,118,364 would take you about one thousand, three hundred sixty-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 21490118364 cubic inches would be around 231.7 feet tall.
Recreational maths with 21490118364
- 21490118364 backwards is 46381109412
- 21490118364 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21490118364's digits is 39
- More coming soon!
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Keywords: Divisors of 21490118364, math, Factors of 21490118364, curriculum, school, college, exams, university, Prime factorization of 21490118364, STEM, science, technology, engineering, physics, economics, calculator, twenty-one billion, four hundred ninety million, one hundred eighteen thousand, three hundred sixty-four.