990861689142
990,861,689,142 is an even composite number composed of five prime numbers multiplied together.
990861689142 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 990861689142:
2 × 32 × 134 × 193 × 281
(2 × 3 × 3 × 13 × 13 × 13 × 13 × 19 × 19 × 19 × 281)See below for interesting mathematical facts about the number 990861689142 from the Numbermatics database.
Names of 990861689142
- Cardinal: 990861689142 can be written as Nine hundred ninety billion, eight hundred sixty-one million, six hundred eighty-nine thousand, one hundred forty-two.
Scientific notation
- Scientific notation: 9.90861689142 × 1011
Factors of 990861689142
Divisors of 990861689142
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 6 9 13 18 19 26 38 39 57 78 114 117 169 171 234 247 281 338 342 361 494 507 562 722 741 843 1014 1083 1482 1521 1686 2166 2197 2223 2529 3042 3211 3249 3653 4394 4446 4693 5058 5339 6422 6498 6591 6859 7306 9386 9633 10678 10959 13182 13718 14079 16017 19266 19773 20577 21918 28158 28561 28899 32034 32877 39546 41154 41743 42237 47489 48051 57122 57798 61009 61731 65754 69407 83486 84474 85683 89167 94978 96102 101441 122018 123462 125229 138814 142467 171366 178334 183027 202882 208221 250458 257049 267501 284934 304323 366054 375687 416442 427401 514098 535002 542659 549081 608646 617357 624663 751374 793117 802503 854802 902291 912969 1085318 1098162 1159171 1234714 1249326 1318733 1586234 1605006 1627977 1804582 1825938 1852071 1927379 2318342 2379351 2637466 2706873 3255954 3477513 3704142 3854758 3956199 4758702 4883931 5413746 5556213 5782137 6955026 7138053 7912398 8025641 8120619 9767862 10310521 10432539 11112426 11564274 11729783 11868597 14276106 15069223 16051282 16241238 17143529 17346411 20621042 20865078 23459566 23737194 24076923 25055927 30138446 30931563 34287058 34692822 35189349 45207669 48153846 50111854 51430587 61863126 70378698 72230769 75167781 90415338 92794689 102861174 105568047 135623007 144461538 150335562 152487179 154291761 185589378 195899899 211136094 222865877 225503343 271246014 304974358 308583522 325727051 391799798 445731754 451006686 457461537 587699697 651454102 668597631 914923074 977181153 1175399394 1337195262 1372384611 1763099091 1954362306 2005792893 2744769222 2897256401 2931543459 3526198182 4011585786 4234451663 5794512802 5863086918 8468903326 8691769203 12703354989 17383538406 25406709978 26075307609 38110064967 52150615218 55047871619 76220129934 110095743238 165143614857 330287229714 495430844571 990861689142
- Sum of all divisors σ(n): 2463693214320
- Sum of proper divisors (its aliquot sum) s(n): 1472831525178
- 990861689142 is an abundant number, because the sum of its proper divisors (1472831525178) is greater than itself. Its abundance is 481969836036
Bases of 990861689142
- Binary: 11100110101100111111010110000001001101102
- Hexadecimal: 0xE6B3F58136
- Base-36: CN71GSHI
Squares and roots of 990861689142
- 990861689142 squared (9908616891422) is 981806887009337440696164
- 990861689142 cubed (9908616891423) is 972834830473320833214464313439851288
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The
square root of 990861689142 is 995420.3580106245 -
The
cube root of 990861689142 is 9969.4457023777
Scales and comparisons
How big is 990861689142?- 990,861,689,142 seconds is equal to 31,506 years, 17 weeks, 3 days, 14 hours, 5 minutes, 42 seconds.
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To count from 1 to 990,861,689,142 would take you about sixty-three thousand and twelve 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 990861689142 cubic inches would be around 830.8 feet tall.
Recreational maths with 990861689142
- 990861689142 backwards is 241986168099
- The number of decimal digits it has is: 12
- The sum of 990861689142's digits is 63
- More coming soon!
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