12721473100
12,721,473,100 is an even composite number composed of six prime numbers multiplied together.
12721473100 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 12721473100:
22 × 52 × 72 × 31 × 89 × 941
(2 × 2 × 5 × 5 × 7 × 7 × 31 × 89 × 941)See below for interesting mathematical facts about the number 12721473100 from the Numbermatics database.
Names of 12721473100
- Cardinal: 12721473100 can be written as Twelve billion, seven hundred twenty-one million, four hundred seventy-three thousand, one hundred.
Scientific notation
- Scientific notation: 1.27214731 × 1010
Factors of 12721473100
Divisors of 12721473100
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 4 5 7 10 14 20 25 28 31 35 49 50 62 70 89 98 100 124 140 155 175 178 196 217 245 310 350 356 434 445 490 620 623 700 775 868 890 941 980 1085 1225 1246 1519 1550 1780 1882 2170 2225 2450 2492 2759 3038 3100 3115 3764 4340 4361 4450 4705 4900 5425 5518 6076 6230 6587 7595 8722 8900 9410 10850 11036 12460 13174 13795 15190 15575 17444 18820 19313 21700 21805 23525 26348 27590 29171 30380 31150 32935 37975 38626 43610 46109 47050 55180 58342 62300 65870 68975 75950 77252 83749 87220 92218 94100 96565 109025 116684 131740 135191 137950 145855 151900 164675 167498 184436 193130 204197 218050 230545 270382 275900 291710 329350 334996 386260 408394 418745 436100 461090 482825 540764 583420 586243 658700 675955 729275 816788 837490 922180 965650 1020985 1152725 1172486 1351910 1429379 1458550 1674980 1931300 2041970 2093725 2305450 2344972 2596219 2703820 2858758 2917100 2931215 3379775 4083940 4103701 4187450 4610900 5104925 5192438 5717516 5862430 6759550 7146895 8207402 8374900 10209850 10384876 11724860 12981095 13519100 14293790 14656075 16414804 18173533 20419700 20518505 25962190 28587580 29312150 35734475 36347066 41037010 51924380 58624300 64905475 71468950 72694132 82074020 90867665 102592525 127214731 129810950 142937900 181735330 205185050 254429462 259621900 363470660 410370100 454338325 508858924 636073655 908676650 1272147310 1817353300 2544294620 3180368275 6360736550 12721473100
- Sum of all divisors σ(n): 33556602240
- Sum of proper divisors (its aliquot sum) s(n): 20835129140
- 12721473100 is an abundant number, because the sum of its proper divisors (20835129140) is greater than itself. Its abundance is 8113656040
Bases of 12721473100
- Binary: 10111101100100001001000110010011002
- Hexadecimal: 0x2F642464C
- Base-36: 5UE1BGS
Squares and roots of 12721473100
- 12721473100 squared (127214731002) is 161835877834023610000
- 12721473100 cubed (127214731003) is 2058790766480417619379891000000
-
The
square root of 12721473100 is 112789.5079340273 -
The
cube root of 12721473100 is 2334.4207487029
Scales and comparisons
How big is 12721473100?- 12,721,473,100 seconds is equal to 404 years, 26 weeks, 1 day, 6 hours, 31 minutes, 40 seconds.
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To count from 1 to 12,721,473,100 would take you about eight hundred nine 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 12721473100 cubic inches would be around 194.5 feet tall.
Recreational maths with 12721473100
- 12721473100 backwards is 00137412721
- 12721473100 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12721473100's digits is 28
- More coming soon!
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