12139985520
12,139,985,520 is an even composite number composed of six prime numbers multiplied together.
What does the number 12139985520 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 240 divisors.
12139985520 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 12139985520:
24 × 32 × 5 × 13 × 691 × 1877
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 13 × 691 × 1877)See below for interesting mathematical facts about the number 12139985520 from the Numbermatics database.
Names of 12139985520
- Cardinal: 12139985520 can be written as Twelve billion, one hundred thirty-nine million, nine hundred eighty-five thousand, five hundred twenty.
Scientific notation
- Scientific notation: 1.213998552 × 1010
Factors of 12139985520
Divisors of 12139985520
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 36 39 40 45 48 52 60 65 72 78 80 90 104 117 120 130 144 156 180 195 208 234 240 260 312 360 390 468 520 585 624 691 720 780 936 1040 1170 1382 1560 1872 1877 2073 2340 2764 3120 3455 3754 4146 4680 5528 5631 6219 6910 7508 8292 8983 9360 9385 10365 11056 11262 12438 13820 15016 16584 16893 17966 18770 20730 22524 24401 24876 26949 27640 28155 30032 31095 33168 33786 35932 37540 41460 44915 45048 48802 49752 53898 55280 56310 62190 67572 71864 73203 75080 80847 82920 84465 89830 90096 97604 99504 107796 112620 122005 124380 134745 135144 143728 146406 150160 161694 165840 168930 179660 195208 215592 219609 225240 244010 248760 269490 270288 292812 323388 337860 359320 366015 390416 404235 431184 439218 450480 488020 497520 538980 585624 646776 675720 718640 732030 808470 878436 976040 1077960 1098045 1171248 1293552 1297007 1351440 1464060 1616940 1756872 1952080 2155920 2196090 2594014 2928120 3233880 3513744 3891021 4392180 5188028 5856240 6467760 6485035 7782042 8784360 10376056 11673063 12970070 15564084 16861091 17568720 19455105 20752112 23346126 25940140 31128168 33722182 38910210 46692252 50583273 51880280 58365315 62256336 67444364 77820420 84305455 93384504 101166546 103760560 116730630 134888728 151749819 155640840 168610910 186769008 202333092 233461260 252916365 269777456 303499638 311281680 337221820 404666184 466922520 505832730 606999276 674443640 758749095 809332368 933845040 1011665460 1213998552 1348887280 1517498190 2023330920 2427997104 3034996380 4046661840 6069992760 12139985520
- Sum of all divisors σ(n): 43993246752
- Sum of proper divisors (its aliquot sum) s(n): 31853261232
- 12139985520 is an abundant number, because the sum of its proper divisors (31853261232) is greater than itself. Its abundance is 19713275712
Bases of 12139985520
- Binary: 10110100111001100101111010011100002
- Hexadecimal: 0x2D3997A70
- Base-36: 5KRU0S0
Squares and roots of 12139985520
- 12139985520 squared (121399855202) is 147379248425809670400
- 12139985520 cubed (121399855203) is 1789181941837812192931972608000
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The
square root of 12139985520 is 110181.6024570345 -
The
cube root of 12139985520 is 2298.2965029501
Scales and comparisons
How big is 12139985520?- 12,139,985,520 seconds is equal to 386 years, 5 days, 2 hours, 12 minutes.
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To count from 1 to 12,139,985,520 would take you about seven hundred seventy-two 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 12139985520 cubic inches would be around 191.5 feet tall.
Recreational maths with 12139985520
- 12139985520 backwards is 02558993121
- 12139985520 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12139985520's digits is 45
- More coming soon!
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