12649479840
12,649,479,840 is an even composite number composed of five prime numbers multiplied together.
12649479840 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 12649479840:
25 × 32 × 5 × 29 × 302909
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 29 × 302909)See below for interesting mathematical facts about the number 12649479840 from the Numbermatics database.
Names of 12649479840
- Cardinal: 12649479840 can be written as Twelve billion, six hundred forty-nine million, four hundred seventy-nine thousand, eight hundred forty.
Scientific notation
- Scientific notation: 1.264947984 × 1010
Factors of 12649479840
Divisors of 12649479840
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 29 30 32 36 40 45 48 58 60 72 80 87 90 96 116 120 144 145 160 174 180 232 240 261 288 290 348 360 435 464 480 522 580 696 720 870 928 1044 1160 1305 1392 1440 1740 2088 2320 2610 2784 3480 4176 4640 5220 6960 8352 10440 13920 20880 41760 302909 605818 908727 1211636 1514545 1817454 2423272 2726181 3029090 3634908 4543635 4846544 5452362 6058180 7269816 8784361 9087270 9693088 10904724 12116360 13630905 14539632 17568722 18174540 21809448 24232720 26353083 27261810 29079264 35137444 36349080 43618896 43921805 48465440 52706166 54523620 70274888 72698160 79059249 87237792 87843610 105412332 109047240 131765415 140549776 145396320 158118498 175687220 210824664 218094480 263530830 281099552 316236996 351374440 395296245 421649328 436188960 527061660 632473992 702748880 790592490 843298656 1054123320 1264947984 1405497760 1581184980 2108246640 2529895968 3162369960 4216493280 6324739920 12649479840
- Sum of all divisors σ(n): 44654992200
- Sum of proper divisors (its aliquot sum) s(n): 32005512360
- 12649479840 is an abundant number, because the sum of its proper divisors (32005512360) is greater than itself. Its abundance is 19356032520
Bases of 12649479840
- Binary: 10111100011111011110111110101000002
- Hexadecimal: 0x2F1F7BEA0
- Base-36: 5T76940
Squares and roots of 12649479840
- 12649479840 squared (126494798402) is 160009340222566425600
- 12649479840 cubed (126494798403) is 2024034923357055113688059904000
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The
square root of 12649479840 is 112469.9063749943 -
The
cube root of 12649479840 is 2330.0087703133
Scales and comparisons
How big is 12649479840?- 12,649,479,840 seconds is equal to 402 years, 11 weeks, 1 day, 24 minutes.
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To count from 1 to 12,649,479,840 would take you about eight hundred 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 12649479840 cubic inches would be around 194.2 feet tall.
Recreational maths with 12649479840
- 12649479840 backwards is 04897494621
- The number of decimal digits it has is: 11
- The sum of 12649479840's digits is 54
- More coming soon!
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