20505992000
20,505,992,000 is an even composite number composed of five prime numbers multiplied together.
20505992000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred thirty-six divisors.
Prime factorization of 20505992000:
26 × 53 × 13 × 37 × 732
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 × 13 × 37 × 73 × 73)See below for interesting mathematical facts about the number 20505992000 from the Numbermatics database.
Names of 20505992000
- Cardinal: 20505992000 can be written as Twenty billion, five hundred five million, nine hundred ninety-two thousand.
Scientific notation
- Scientific notation: 2.0505992 × 1010
Factors of 20505992000
Divisors of 20505992000
- Number of divisors d(n): 336
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Complete list of divisors:
1 2 4 5 8 10 13 16 20 25 26 32 37 40 50 52 64 65 73 74 80 100 104 125 130 146 148 160 185 200 208 250 260 292 296 320 325 365 370 400 416 481 500 520 584 592 650 730 740 800 832 925 949 962 1000 1040 1168 1184 1300 1460 1480 1600 1625 1825 1850 1898 1924 2000 2080 2336 2368 2405 2600 2701 2920 2960 3250 3650 3700 3796 3848 4000 4160 4625 4672 4745 4810 5200 5329 5402 5840 5920 6500 7300 7400 7592 7696 8000 9125 9250 9490 9620 10400 10658 10804 11680 11840 12025 13000 13505 14600 14800 15184 15392 18250 18500 18980 19240 20800 21316 21608 23360 23725 24050 26000 26645 27010 29200 29600 30368 30784 35113 36500 37000 37960 38480 42632 43216 47450 48100 52000 53290 54020 58400 59200 60125 60736 67525 69277 70226 73000 74000 75920 76960 85264 86432 94900 96200 104000 106580 108040 116800 118625 120250 133225 135050 138554 140452 146000 148000 151840 153920 170528 172864 175565 189800 192400 197173 213160 216080 237250 240500 266450 270100 277108 280904 292000 296000 303680 337625 341056 346385 351130 379600 384800 394346 426320 432160 474500 481000 532900 540200 554216 561808 584000 666125 675250 692770 702260 759200 769600 788692 852640 864320 877825 949000 962000 985865 1065800 1080400 1108432 1123616 1332250 1350500 1385540 1404520 1518400 1577384 1705280 1731925 1755650 1898000 1924000 1971730 2131600 2160800 2216864 2247232 2563249 2664500 2701000 2771080 2809040 3154768 3463850 3511300 3796000 3848000 3943460 4263200 4321600 4389125 4433728 4929325 5126498 5329000 5402000 5542160 5618080 6309536 6927700 7022600 7592000 7886920 8526400 8659625 8778250 9858650 10252996 10658000 10804000 11084320 11236160 12619072 12816245 13855400 14045200 15773840 17319250 17556500 19717300 20505992 21316000 21608000 22168640 24646625 25632490 27710800 28090400 31547680 34638500 35113000 39434600 41011984 42632000 49293250 51264980 55421600 56180800 63095360 64081225 69277000 70226000 78869200 82023968 98586500 102529960 110843200 128162450 138554000 140452000 157738400 164047936 197173000 205059920 256324900 277108000 280904000 315476800 320406125 394346000 410119840 512649800 554216000 640812250 788692000 820239680 1025299600 1281624500 1577384000 2050599200 2563249000 4101198400 5126498000 10252996000 20505992000
- Sum of all divisors σ(n): 56947533552
- Sum of proper divisors (its aliquot sum) s(n): 36441541552
- 20505992000 is an abundant number, because the sum of its proper divisors (36441541552) is greater than itself. Its abundance is 15935549552
Bases of 20505992000
- Binary: 100110001100100000010011011010000002
- Hexadecimal: 0x4C6409B40
- Base-36: 9F4QKOW
Squares and roots of 20505992000
- 20505992000 squared (205059920002) is 420495707904064000000
- 20505992000 cubed (205059920003) is 8622681622315073151488000000000
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The
square root of 20505992000 is 143199.1340755941 -
The
cube root of 20505992000 is 2737.1184653453
Scales and comparisons
How big is 20505992000?- 20,505,992,000 seconds is equal to 652 years, 1 week, 2 days, 20 hours, 53 minutes, 20 seconds.
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To count from 1 to 20,505,992,000 would take you about one thousand, three 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 20505992000 cubic inches would be around 228.1 feet tall.
Recreational maths with 20505992000
- 20505992000 backwards is 00029950502
- 20505992000 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20505992000's digits is 32
- More coming soon!
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