6991313121
6,991,313,121 is an odd composite number composed of six prime numbers multiplied together.
What does the number 6991313121 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 128 divisors.
6991313121 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 6991313121:
33 × 13 × 17 × 47 × 97 × 257
(3 × 3 × 3 × 13 × 17 × 47 × 97 × 257)See below for interesting mathematical facts about the number 6991313121 from the Numbermatics database.
Names of 6991313121
- Cardinal: 6991313121 can be written as Six billion, nine hundred ninety-one million, three hundred thirteen thousand, one hundred twenty-one.
Scientific notation
- Scientific notation: 6.991313121 × 109
Factors of 6991313121
Divisors of 6991313121
- Number of divisors d(n): 128
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Complete list of divisors:
1 3 9 13 17 27 39 47 51 97 117 141 153 221 257 291 351 423 459 611 663 771 799 873 1261 1269 1649 1833 1989 2313 2397 2619 3341 3783 4369 4559 4947 5499 5967 6939 7191 10023 10387 11349 12079 13107 13677 14841 16497 21437 21573 24929 30069 31161 34047 36237 39321 41031 44523 56797 59267 64311 74787 77503 90207 93483 108711 117963 123093 157027 170391 177801 192933 205343 224361 232509 280449 324077 326133 423793 471081 511173 533403 578799 616029 673083 697527 972231 1007539 1171663 1271379 1413243 1533519 1600209 1848087 2092581 2669459 2916693 3022617 3514989 3814137 4239729 5509309 5544261 8008377 8750079 9067851 10544967 11442411 15231619 16527927 19918271 24025131 27203553 31634901 45694857 49583781 59754813 72075393 137084571 148751343 179264439 258937523 411253713 537793317 776812569 2330437707 6991313121
- Sum of all divisors σ(n): 12233410560
- Sum of proper divisors (its aliquot sum) s(n): 5242097439
- 6991313121 is a deficient number, because the sum of its proper divisors (5242097439) is less than itself. Its deficiency is 1749215682
Bases of 6991313121
- Binary: 1101000001011011011111000111000012
- Hexadecimal: 0x1A0B6F8E1
- Base-36: 37MG3Q9
Squares and roots of 6991313121
- 6991313121 squared (69913131212) is 48878459155866760641
- 6991313121 cubed (69913131213) is 341724612830673867797189670561
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The
square root of 6991313121 is 83614.0725057691 -
The
cube root of 6991313121 is 1912.1395503709
Scales and comparisons
How big is 6991313121?- 6,991,313,121 seconds is equal to 222 years, 15 weeks, 4 days, 23 hours, 25 minutes, 21 seconds.
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To count from 1 to 6,991,313,121 would take you about four hundred forty-four 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 6991313121 cubic inches would be around 159.3 feet tall.
Recreational maths with 6991313121
- 6991313121 backwards is 1213131996
- The number of decimal digits it has is: 10
- The sum of 6991313121's digits is 36
- More coming soon!
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Keywords: Divisors of 6991313121, math, Factors of 6991313121, curriculum, school, college, exams, university, Prime factorization of 6991313121, STEM, science, technology, engineering, physics, economics, calculator, six billion, nine hundred ninety-one million, three hundred thirteen thousand, one hundred twenty-one.