668991488000
668,991,488,000 is an even composite number composed of four prime numbers multiplied together.
668991488000 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of four hundred divisors.
Prime factorization of 668991488000:
224 × 53 × 11 × 29
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 × 11 × 29)See below for interesting mathematical facts about the number 668991488000 from the Numbermatics database.
Names of 668991488000
- Cardinal: 668991488000 can be written as Six hundred sixty-eight billion, nine hundred ninety-one million, four hundred eighty-eight thousand.
Scientific notation
- Scientific notation: 6.68991488 × 1011
Factors of 668991488000
Divisors of 668991488000
- Number of divisors d(n): 400
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Complete list of divisors:
1 2 4 5 8 10 11 16 20 22 25 29 32 40 44 50 55 58 64 80 88 100 110 116 125 128 145 160 176 200 220 232 250 256 275 290 319 320 352 400 440 464 500 512 550 580 638 640 704 725 800 880 928 1000 1024 1100 1160 1276 1280 1375 1408 1450 1595 1600 1760 1856 2000 2048 2200 2320 2552 2560 2750 2816 2900 3190 3200 3520 3625 3712 4000 4096 4400 4640 5104 5120 5500 5632 5800 6380 6400 7040 7250 7424 7975 8000 8192 8800 9280 10208 10240 11000 11264 11600 12760 12800 14080 14500 14848 15950 16000 16384 17600 18560 20416 20480 22000 22528 23200 25520 25600 28160 29000 29696 31900 32000 32768 35200 37120 39875 40832 40960 44000 45056 46400 51040 51200 56320 58000 59392 63800 64000 65536 70400 74240 79750 81664 81920 88000 90112 92800 102080 102400 112640 116000 118784 127600 128000 131072 140800 148480 159500 163328 163840 176000 180224 185600 204160 204800 225280 232000 237568 255200 256000 262144 281600 296960 319000 326656 327680 352000 360448 371200 408320 409600 450560 464000 475136 510400 512000 524288 563200 593920 638000 653312 655360 704000 720896 742400 816640 819200 901120 928000 950272 1020800 1024000 1048576 1126400 1187840 1276000 1306624 1310720 1408000 1441792 1484800 1633280 1638400 1802240 1856000 1900544 2041600 2048000 2097152 2252800 2375680 2552000 2613248 2621440 2816000 2883584 2969600 3266560 3276800 3604480 3712000 3801088 4083200 4096000 4194304 4505600 4751360 5104000 5226496 5242880 5632000 5767168 5939200 6533120 6553600 7208960 7424000 7602176 8166400 8192000 8388608 9011200 9502720 10208000 10452992 10485760 11264000 11534336 11878400 13066240 13107200 14417920 14848000 15204352 16332800 16384000 16777216 18022400 19005440 20416000 20905984 20971520 22528000 23068672 23756800 26132480 26214400 28835840 29696000 30408704 32665600 32768000 36044800 38010880 40832000 41811968 41943040 45056000 46137344 47513600 52264960 52428800 57671680 59392000 60817408 65331200 65536000 72089600 76021760 81664000 83623936 83886080 90112000 92274688 95027200 104529920 104857600 115343360 118784000 121634816 130662400 131072000 144179200 152043520 163328000 167247872 180224000 184549376 190054400 209059840 209715200 230686720 237568000 243269632 261324800 262144000 288358400 304087040 326656000 334495744 360448000 380108800 418119680 419430400 461373440 475136000 486539264 522649600 524288000 576716800 608174080 653312000 668991488 720896000 760217600 836239360 922746880 950272000 1045299200 1048576000 1153433600 1216348160 1306624000 1337982976 1441792000 1520435200 1672478720 1900544000 2090598400 2097152000 2306867200 2432696320 2613248000 2675965952 2883584000 3040870400 3344957440 3801088000 4181196800 4613734400 5226496000 5351931904 5767168000 6081740800 6689914880 7602176000 8362393600 10452992000 11534336000 12163481600 13379829760 15204352000 16724787200 20905984000 23068672000 26759659520 30408704000 33449574400 41811968000 60817408000 66899148800 83623936000 133798297600 167247872000 334495744000 668991488000
- Sum of all divisors σ(n): 1884416844960
- Sum of proper divisors (its aliquot sum) s(n): 1215425356960
- 668991488000 is an abundant number, because the sum of its proper divisors (1215425356960) is greater than itself. Its abundance is 546433868960
Bases of 668991488000
- Binary: 10011011110000110000000000000000000000002
- Hexadecimal: 0x9BC3000000
- Base-36: 8JBW9BSW
Squares and roots of 668991488000
- 668991488000 squared (6689914880002) is 447549611016454144000000
- 668991488000 cubed (6689914880003) is 299406880227718850278326272000000000
-
The
square root of 668991488000 is 817918.9984344415 -
The
cube root of 668991488000 is 8745.9474588755
Scales and comparisons
How big is 668991488000?- 668,991,488,000 seconds is equal to 21,271 years, 44 weeks, 5 days, 53 minutes, 20 seconds.
-
To count from 1 to 668,991,488,000 would take you about forty-two thousand, five hundred forty-three 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 668991488000 cubic inches would be around 728.8 feet tall.
Recreational maths with 668991488000
- 668991488000 backwards is 000884199866
- The number of decimal digits it has is: 12
- The sum of 668991488000's digits is 59
- More coming soon!
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