13818920840
13,818,920,840 is an even composite number composed of six prime numbers multiplied together.
13818920840 is an even 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 13818920840:
23 × 5 × 31 × 103 × 257 × 421
(2 × 2 × 2 × 5 × 31 × 103 × 257 × 421)See below for interesting mathematical facts about the number 13818920840 from the Numbermatics database.
Names of 13818920840
- Cardinal: 13818920840 can be written as Thirteen billion, eight hundred eighteen million, nine hundred twenty thousand, eight hundred forty.
Scientific notation
- Scientific notation: 1.381892084 × 1010
Factors of 13818920840
Divisors of 13818920840
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 4 5 8 10 20 31 40 62 103 124 155 206 248 257 310 412 421 514 515 620 824 842 1028 1030 1240 1285 1684 2056 2060 2105 2570 3193 3368 4120 4210 5140 6386 7967 8420 10280 12772 13051 15934 15965 16840 25544 26102 26471 31868 31930 39835 43363 52204 52942 63736 63860 65255 79670 86726 104408 105884 108197 127720 130510 132355 159340 173452 211768 216394 216815 261020 264710 318680 346904 432788 433630 522040 529420 540985 820601 865576 867260 1058840 1081970 1344253 1641202 1734520 2163940 2688506 3282404 3354107 4103005 4327880 5377012 6564808 6708214 6721265 8206010 10754024 11144291 13416428 13442530 16412020 16770535 22288582 26832856 26885060 32824040 33541070 44577164 53770120 55721455 67082140 89154328 111442910 134164280 222885820 345473021 445771640 690946042 1381892084 1727365105 2763784168 3454730210 6909460420 13818920840
- Sum of all divisors σ(n): 32610539520
- Sum of proper divisors (its aliquot sum) s(n): 18791618680
- 13818920840 is an abundant number, because the sum of its proper divisors (18791618680) is greater than itself. Its abundance is 4972697840
Bases of 13818920840
- Binary: 11001101111010101111111111100010002
- Hexadecimal: 0x337ABFF88
- Base-36: 6CJFFK8
Squares and roots of 13818920840
- 13818920840 squared (138189208402) is 190962573182186305600
- 13818920840 cubed (138189208403) is 2638896682207339455218448704000
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The
square root of 13818920840 is 117553.9061026897 -
The
cube root of 13818920840 is 2399.7060311237
Scales and comparisons
How big is 13818920840?- 13,818,920,840 seconds is equal to 439 years, 20 weeks, 5 days, 5 hours, 7 minutes, 20 seconds.
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To count from 1 to 13,818,920,840 would take you about eight hundred seventy-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 13818920840 cubic inches would be around 200 feet tall.
Recreational maths with 13818920840
- 13818920840 backwards is 04802981831
- The number of decimal digits it has is: 11
- The sum of 13818920840's digits is 44
- More coming soon!
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