27981189342
27,981,189,342 is an even composite number composed of six prime numbers multiplied together.
27981189342 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 27981189342:
2 × 34 × 29 × 61 × 251 × 389
(2 × 3 × 3 × 3 × 3 × 29 × 61 × 251 × 389)See below for interesting mathematical facts about the number 27981189342 from the Numbermatics database.
Names of 27981189342
- Cardinal: 27981189342 can be written as Twenty-seven billion, nine hundred eighty-one million, one hundred eighty-nine thousand, three hundred forty-two.
Scientific notation
- Scientific notation: 2.7981189342 × 1010
Factors of 27981189342
Divisors of 27981189342
- Number of divisors d(n): 160
-
Complete list of divisors:
1 2 3 6 9 18 27 29 54 58 61 81 87 122 162 174 183 251 261 366 389 502 522 549 753 778 783 1098 1167 1506 1566 1647 1769 2259 2334 2349 3294 3501 3538 4518 4698 4941 5307 6777 7002 7279 9882 10503 10614 11281 13554 14558 15311 15921 20331 21006 21837 22562 23729 30622 31509 31842 33843 40662 43674 45933 47458 47763 63018 65511 67686 71187 91866 95526 97639 101529 131022 137799 142374 143289 195278 196533 203058 213561 275598 286578 292917 304587 393066 413397 427122 444019 585834 589599 609174 640683 688141 826794 878751 888038 913761 1179198 1240191 1281366 1332057 1376282 1757502 1827522 1922049 2064423 2480382 2636253 2664114 2831531 3844098 3996171 4128846 5272506 5663062 5955979 6193269 7908759 7992342 8494593 11911958 11988513 12386538 15817518 16989186 17867937 18579807 23977026 25483779 35735874 35965539 37159614 50967558 53603811 55739421 71931078 76451337 107207622 111478842 152902674 160811433 172723391 229354011 321622866 345446782 458708022 482434299 518170173 964868598 1036340346 1554510519 3109021038 4663531557 9327063114 13990594671 27981189342
- Sum of all divisors σ(n): 66356690400
- Sum of proper divisors (its aliquot sum) s(n): 38375501058
- 27981189342 is an abundant number, because the sum of its proper divisors (38375501058) is greater than itself. Its abundance is 10394311716
Bases of 27981189342
- Binary: 110100000111100111100010000110111102
- Hexadecimal: 0x683CF10DE
- Base-36: CUR9ZVI
Squares and roots of 27981189342
- 27981189342 squared (279811893422) is 782946956992854392964
- 27981189342 cubed (279811893423) is 21907787048359789710562156589688
-
The
square root of 27981189342 is 167275.7882719431 -
The
cube root of 27981189342 is 3035.9088167243
Scales and comparisons
How big is 27981189342?- 27,981,189,342 seconds is equal to 889 years, 37 weeks, 1 day, 8 hours, 35 minutes, 42 seconds.
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To count from 1 to 27,981,189,342 would take you about one thousand, seven hundred seventy-nine 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 27981189342 cubic inches would be around 253 feet tall.
Recreational maths with 27981189342
- 27981189342 backwards is 24398118972
- 27981189342 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 27981189342's digits is 54
- More coming soon!
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