6811729920
6,811,729,920 is an even composite number composed of four prime numbers multiplied together.
6811729920 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred eighty divisors.
Prime factorization of 6811729920:
214 × 32 × 5 × 9239
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 9239)See below for interesting mathematical facts about the number 6811729920 from the Numbermatics database.
Names of 6811729920
- Cardinal: 6811729920 can be written as Six billion, eight hundred eleven million, seven hundred twenty-nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 6.81172992 × 109
Factors of 6811729920
Divisors of 6811729920
- Number of divisors d(n): 180
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 256 288 320 360 384 480 512 576 640 720 768 960 1024 1152 1280 1440 1536 1920 2048 2304 2560 2880 3072 3840 4096 4608 5120 5760 6144 7680 8192 9216 9239 10240 11520 12288 15360 16384 18432 18478 20480 23040 24576 27717 30720 36864 36956 40960 46080 46195 49152 55434 61440 73728 73912 81920 83151 92160 92390 110868 122880 138585 147456 147824 166302 184320 184780 221736 245760 277170 295648 332604 368640 369560 415755 443472 554340 591296 665208 737280 739120 831510 886944 1108680 1182592 1330416 1478240 1663020 1773888 2217360 2365184 2660832 2956480 3326040 3547776 4434720 4730368 5321664 5912960 6652080 7095552 8869440 9460736 10643328 11825920 13304160 14191104 17738880 18921472 21286656 23651840 26608320 28382208 35477760 37842944 42573312 47303680 53216640 56764416 70955520 75685888 85146624 94607360 106433280 113528832 141911040 151371776 170293248 189214720 212866560 227057664 283822080 340586496 378429440 425733120 454115328 567644160 681172992 756858880 851466240 1135288320 1362345984 1702932480 2270576640 3405864960 6811729920
- Sum of all divisors σ(n): 23615832240
- Sum of proper divisors (its aliquot sum) s(n): 16804102320
- 6811729920 is an abundant number, because the sum of its proper divisors (16804102320) is greater than itself. Its abundance is 9992372400
Bases of 6811729920
- Binary: 1100101100000001011000000000000002
- Hexadecimal: 0x19602C000
- Base-36: 34NJ0G0
Squares and roots of 6811729920
- 6811729920 squared (68117299202) is 46399664503023206400
- 6811729920 cubed (68117299203) is 316061982973205105489215488000
-
The
square root of 6811729920 is 82533.2049541275 -
The
cube root of 6811729920 is 1895.6251996419
Scales and comparisons
How big is 6811729920?- 6,811,729,920 seconds is equal to 216 years, 30 weeks, 5 days, 11 hours, 12 minutes.
-
To count from 1 to 6,811,729,920 would take you about four hundred thirty-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 6811729920 cubic inches would be around 158 feet tall.
Recreational maths with 6811729920
- 6811729920 backwards is 0299271186
- 6811729920 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 6811729920's digits is 45
- More coming soon!
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