997921337890
997,921,337,890 is an even composite number composed of five prime numbers multiplied together.
997921337890 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 997921337890:
2 × 5 × 173 × 373 × 401
(2 × 5 × 17 × 17 × 17 × 37 × 37 × 37 × 401)See below for interesting mathematical facts about the number 997921337890 from the Numbermatics database.
Names of 997921337890
- Cardinal: 997921337890 can be written as Nine hundred ninety-seven billion, nine hundred twenty-one million, three hundred thirty-seven thousand, eight hundred ninety.
Scientific notation
- Scientific notation: 9.9792133789 × 1011
Factors of 997921337890
Divisors of 997921337890
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 5 10 17 34 37 74 85 170 185 289 370 401 578 629 802 1258 1369 1445 2005 2738 2890 3145 4010 4913 6290 6817 6845 9826 10693 13634 13690 14837 21386 23273 24565 29674 34085 46546 49130 50653 53465 68170 74185 101306 106930 115889 116365 148370 181781 231778 232730 252229 253265 363562 395641 504458 506530 548969 579445 791282 861101 908905 1097938 1158890 1261145 1722202 1817810 1970113 1978205 2522290 2744845 3940226 3956410 4287893 4305505 5489690 6725897 8575786 8611010 9332473 9850565 13451794 14638717 18664946 19701130 20311853 21439465 29277434 33629485 40623706 42878930 46662365 67258970 72894181 73193585 93324730 101559265 145788362 146387170 158652041 203118530 248858189 317304082 345301501 364470905 497716378 690603002 728941810 793260205 1244290945 1586520410 1726507505 2488581890 2697084697 3453015010 5394169394 5870125517 11740251034 13485423485 26970846970 29350627585 58701255170 99792133789 199584267578 498960668945 997921337890
- Sum of all divisors σ(n): 1966406155200
- Sum of proper divisors (its aliquot sum) s(n): 968484817310
- 997921337890 is a deficient number, because the sum of its proper divisors (968484817310) is less than itself. Its deficiency is 29436520580
Bases of 997921337890
- Binary: 11101000010110001011111100110010001000102
- Hexadecimal: 0xE858BF3222
- Base-36: CQFSLKBM
Squares and roots of 997921337890
- 997921337890 squared (9979213378902) is 995846996616167549652100
- 997921337890 cubed (9979213378903) is 993776967196944223953226636048069000
-
The
square root of 997921337890 is 998960.1282784013 -
The
cube root of 997921337890 is 9993.0663198191
Scales and comparisons
How big is 997921337890?- 997,921,337,890 seconds is equal to 31,730 years, 42 weeks, 1 day, 11 hours, 38 minutes, 10 seconds.
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To count from 1 to 997,921,337,890 would take you about sixty-three thousand, four hundred sixty-one 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 997921337890 cubic inches would be around 832.8 feet tall.
Recreational maths with 997921337890
- 997921337890 backwards is 098733129799
- The number of decimal digits it has is: 12
- The sum of 997921337890's digits is 67
- More coming soon!
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