12711249920
12,711,249,920 is an even composite number composed of five prime numbers multiplied together.
12711249920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 12711249920:
211 × 5 × 23 × 31 × 1741
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 23 × 31 × 1741)See below for interesting mathematical facts about the number 12711249920 from the Numbermatics database.
Names of 12711249920
- Cardinal: 12711249920 can be written as Twelve billion, seven hundred eleven million, two hundred forty-nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.271124992 × 1010
Factors of 12711249920
Divisors of 12711249920
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 4 5 8 10 16 20 23 31 32 40 46 62 64 80 92 115 124 128 155 160 184 230 248 256 310 320 368 460 496 512 620 640 713 736 920 992 1024 1240 1280 1426 1472 1741 1840 1984 2048 2480 2560 2852 2944 3482 3565 3680 3968 4960 5120 5704 5888 6964 7130 7360 7936 8705 9920 10240 11408 11776 13928 14260 14720 15872 17410 19840 22816 23552 27856 28520 29440 31744 34820 39680 40043 45632 47104 53971 55712 57040 58880 63488 69640 79360 80086 91264 107942 111424 114080 117760 139280 158720 160172 182528 200215 215884 222848 228160 235520 269855 278560 317440 320344 365056 400430 431768 445696 456320 539710 557120 640688 730112 800860 863536 891392 912640 1079420 1114240 1241333 1281376 1460224 1601720 1727072 1782784 1825280 2158840 2228480 2482666 2562752 3203440 3454144 3565568 3650560 4317680 4456960 4965332 5125504 6206665 6406880 6908288 7301120 8635360 8913920 9930664 10251008 12413330 12813760 13816576 17270720 17827840 19861328 20502016 24826660 25627520 27633152 34541440 39722656 41004032 49653320 51255040 55266304 69082880 79445312 82008064 99306640 102510080 110532608 138165760 158890624 198613280 205020160 276331520 317781248 397226560 410040320 552663040 635562496 794453120 1271124992 1588906240 2542249984 3177812480 6355624960 12711249920
- Sum of all divisors σ(n): 32871121920
- Sum of proper divisors (its aliquot sum) s(n): 20159872000
- 12711249920 is an abundant number, because the sum of its proper divisors (20159872000) is greater than itself. Its abundance is 7448622080
Bases of 12711249920
- Binary: 10111101011010011001001000000000002
- Hexadecimal: 0x2F5A64800
- Base-36: 5U7Y77K
Squares and roots of 12711249920
- 12711249920 squared (127112499202) is 161575874528700006400
- 12711249920 cubed (127112499203) is 2053831322176867994055999488000
-
The
square root of 12711249920 is 112744.1790958629 -
The
cube root of 12711249920 is 2333.7952551249
Scales and comparisons
How big is 12711249920?- 12,711,249,920 seconds is equal to 404 years, 9 weeks, 1 day, 22 hours, 45 minutes, 20 seconds.
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To count from 1 to 12,711,249,920 would take you about eight hundred eight 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 12711249920 cubic inches would be around 194.5 feet tall.
Recreational maths with 12711249920
- 12711249920 backwards is 02994211721
- The number of decimal digits it has is: 11
- The sum of 12711249920's digits is 38
- More coming soon!
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