21400665426
21,400,665,426 is an even composite number composed of five prime numbers multiplied together.
21400665426 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 21400665426:
2 × 37 × 72 × 31 × 3221
(2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 7 × 7 × 31 × 3221)See below for interesting mathematical facts about the number 21400665426 from the Numbermatics database.
Names of 21400665426
- Cardinal: 21400665426 can be written as Twenty-one billion, four hundred million, six hundred sixty-five thousand, four hundred twenty-six.
Scientific notation
- Scientific notation: 2.1400665426 × 1010
Factors of 21400665426
Divisors of 21400665426
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 6 7 9 14 18 21 27 31 42 49 54 62 63 81 93 98 126 147 162 186 189 217 243 279 294 378 434 441 486 558 567 651 729 837 882 1134 1302 1323 1458 1519 1674 1701 1953 2187 2511 2646 3038 3221 3402 3906 3969 4374 4557 5022 5103 5859 6442 7533 7938 9114 9663 10206 11718 11907 13671 15066 15309 17577 19326 22547 22599 23814 27342 28989 30618 35154 35721 41013 45094 45198 52731 57978 67641 67797 71442 82026 86967 99851 105462 107163 123039 135282 135594 157829 158193 173934 199702 202923 214326 246078 260901 299553 315658 316386 369117 405846 473487 474579 521802 599106 608769 698957 738234 782703 898659 946974 949158 1107351 1217538 1397914 1420461 1565406 1797318 1826307 2096871 2214702 2348109 2695977 2840922 3322053 3652614 4193742 4261383 4696218 4892699 5391954 5478921 6290613 6644106 7044327 8087931 8522766 9785398 10957842 12581226 12784149 14088654 14678097 16175862 16436763 18871839 24263793 25568298 29356194 32873526 37743678 38352447 44034291 48527586 49310289 56615517 72791379 76704894 88068582 98620578 113231034 115057341 132102873 145582758 169846551 218374137 230114682 264205746 339693102 345172023 396308619 436748274 509539653 690344046 792617238 1019079306 1188925857 1528618959 2377851714 3057237918 3566777571 7133555142 10700332713 21400665426
- Sum of all divisors σ(n): 57828971520
- Sum of proper divisors (its aliquot sum) s(n): 36428306094
- 21400665426 is an abundant number, because the sum of its proper divisors (36428306094) is greater than itself. Its abundance is 15027640668
Bases of 21400665426
- Binary: 100111110111001010000111101010100102
- Hexadecimal: 0x4FB943D52
- Base-36: 9TXEJ4I
Squares and roots of 21400665426
- 21400665426 squared (214006654262) is 457988480675591761476
- 21400665426 cubed (214006654263) is 9801258243900405731909871928776
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The
square root of 21400665426 is 146289.6627448433 -
The
cube root of 21400665426 is 2776.3598746165
Scales and comparisons
How big is 21400665426?- 21,400,665,426 seconds is equal to 680 years, 24 weeks, 4 days, 21 hours, 17 minutes, 6 seconds.
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To count from 1 to 21,400,665,426 would take you about one thousand, three hundred sixty 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 21400665426 cubic inches would be around 231.4 feet tall.
Recreational maths with 21400665426
- 21400665426 backwards is 62456600412
- The number of decimal digits it has is: 11
- The sum of 21400665426's digits is 36
- More coming soon!
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The information we have on file for 21400665426 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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