21352013307729
21,352,013,307,729 is an odd composite number composed of seven prime numbers multiplied together.
21352013307729 is an odd composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 21352013307729:
32 × 13 × 19 × 67 × 71 × 307 × 6577
(3 × 3 × 13 × 19 × 67 × 71 × 307 × 6577)See below for interesting mathematical facts about the number 21352013307729 from the Numbermatics database.
Names of 21352013307729
- Cardinal: 21352013307729 can be written as Twenty-one trillion, three hundred fifty-two billion, thirteen million, three hundred seven thousand, seven hundred twenty-nine.
Scientific notation
- Scientific notation: 2.1352013307729 × 1013
Factors of 21352013307729
Divisors of 21352013307729
- Number of divisors d(n): 192
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Complete list of divisors:
1 3 9 13 19 39 57 67 71 117 171 201 213 247 307 603 639 741 871 921 923 1273 1349 2223 2613 2763 2769 3819 3991 4047 4757 5833 6577 7839 8307 11457 11973 12141 14271 16549 17499 17537 19731 20569 21797 35919 42813 49647 52497 52611 59193 61707 61841 65391 75829 85501 90383 124963 148941 157833 185121 185523 196173 227487 256503 267397 271149 283361 374889 390811 414143 440659 466967 556569 682461 769509 802191 813447 850083 1124667 1172433 1174979 1242429 1321977 1400901 1460399 1624519 2019139 2406573 2550249 3517299 3524937 3727287 3965931 4202703 4381197 4873557 5080543 5383859 5728567 6057417 6070571 8372521 8872373 10574811 13143591 14620671 15241629 16151577 17185701 18172251 18211713 18985187 25117563 26248807 26617119 27747581 31286789 38363641 45724887 48454731 51557103 54635139 56955561 75352689 78746421 79851357 83242743 93860367 108842773 115090923 115340849 135282313 143358869 170866683 236239263 249728229 281581101 326528319 345272769 346022547 360718553 405846939 406728257 430076607 498727333 594448991 979584957 1038067641 1082155659 1217540817 1220184771 1290229821 1496181999 1758670069 1783346973 1863665297 2570363947 2723818511 3246466977 3660554313 4488545997 5276010207 5350040919 5590995891 7711091841 7727836883 8171455533 9605044223 15828030621 16772987673 23133275523 23183510649 24514366599 28815132669 33414731311 35409640643 69550531947 86445398007 100244193933 106228921929 124865574899 182495840237 300732581799 318686765787 374596724697 547487520711 1123790174091 1642462562133 2372445923081 7117337769243 21352013307729
- Sum of all divisors σ(n): 36106665154560
- Sum of proper divisors (its aliquot sum) s(n): 14754651846831
- 21352013307729 is a deficient number, because the sum of its proper divisors (14754651846831) is less than itself. Its deficiency is 6597361460898
Bases of 21352013307729
- Binary: 1001101101011011001110010101100011111010100012
- Hexadecimal: 0x136B672B1F51
- Base-36: 7KGZ9FIA9
Squares and roots of 21352013307729
- 21352013307729 squared (213520133077292) is 455908472293436311651137441
- 21352013307729 cubed (213520133077293) is 9734563767515850211434000853111606581489
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The
square root of 21352013307729 is 4620823.8775925013 -
The
cube root of 21352013307729 is 27742.5435942369
Scales and comparisons
How big is 21352013307729?- 21,352,013,307,729 seconds is equal to 678,927 years, 50 weeks, 5 days, 15 hours, 42 minutes, 9 seconds.
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To count from 1 to 21,352,013,307,729 would take you about one million, six hundred ninety-seven thousand, three hundred nineteen 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 21352013307729 cubic inches would be around 2311.9 feet tall.
Recreational maths with 21352013307729
- 21352013307729 backwards is 92770331025312
- The number of decimal digits it has is: 14
- The sum of 21352013307729's digits is 45
- More coming soon!
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