18420313680
18,420,313,680 is an even composite number composed of five prime numbers multiplied together.
What does the number 18420313680 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 320 divisors.
18420313680 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 18420313680:
24 × 37 × 5 × 127 × 829
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 127 × 829)See below for interesting mathematical facts about the number 18420313680 from the Numbermatics database.
Names of 18420313680
- Cardinal: 18420313680 can be written as Eighteen billion, four hundred twenty million, three hundred thirteen thousand, six hundred eighty.
Scientific notation
- Scientific notation: 1.842031368 × 1010
Factors of 18420313680
Divisors of 18420313680
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 81 90 108 120 127 135 144 162 180 216 240 243 254 270 324 360 381 405 432 486 508 540 635 648 720 729 762 810 829 972 1016 1080 1143 1215 1270 1296 1458 1524 1620 1658 1905 1944 2032 2160 2187 2286 2430 2487 2540 2916 3048 3240 3316 3429 3645 3810 3888 4145 4374 4572 4860 4974 5080 5715 5832 6096 6480 6632 6858 7290 7461 7620 8290 8748 9144 9720 9948 10160 10287 10935 11430 11664 12435 13264 13716 14580 14922 15240 16580 17145 17496 18288 19440 19896 20574 21870 22383 22860 24870 27432 29160 29844 30480 30861 33160 34290 34992 37305 39792 41148 43740 44766 45720 49740 51435 54864 58320 59688 61722 66320 67149 68580 74610 82296 87480 89532 91440 92583 99480 102870 105283 111915 119376 123444 134298 137160 149220 154305 164592 174960 179064 185166 198960 201447 205740 210566 223830 246888 268596 274320 277749 298440 308610 315849 335745 358128 370332 402894 411480 421132 447660 462915 493776 526415 537192 555498 596880 604341 617220 631698 671490 740664 805788 822960 842264 895320 925830 947547 1007235 1052830 1074384 1110996 1208682 1234440 1263396 1342980 1388745 1481328 1579245 1611576 1684528 1790640 1813023 1851660 1895094 2014470 2105660 2221992 2417364 2468880 2526792 2685960 2777490 2842641 3021705 3158490 3223152 3626046 3703320 3790188 4028940 4211320 4443984 4737735 4834728 5053584 5371920 5554980 5685282 6043410 6316980 7252092 7406640 7580376 8057880 8422640 8527923 9065115 9475470 9669456 11109960 11370564 12086820 12633960 14213205 14504184 15160752 16115760 17055846 18130230 18950940 22219920 22741128 24173640 25267920 25583769 28426410 29008368 34111692 36260460 37901880 42639615 45482256 48347280 51167538 56852820 68223384 72520920 75803760 76751307 85279230 102335076 113705640 127918845 136446768 145041840 153502614 170558460 204670152 227411280 230253921 255837690 307005228 341116920 383756535 409340304 460507842 511675380 614010456 682233840 767513070 921015684 1023350760 1151269605 1228020912 1535026140 1842031368 2046701520 2302539210 3070052280 3684062736 4605078420 6140104560 9210156840 18420313680
- Sum of all divisors σ(n): 64814899200
- Sum of proper divisors (its aliquot sum) s(n): 46394585520
- 18420313680 is an abundant number, because the sum of its proper divisors (46394585520) is greater than itself. Its abundance is 27974271840
Bases of 18420313680
- Binary: 100010010011110111110101110010100002
- Hexadecimal: 0x449EFAE50
- Base-36: 8GMZ900
Squares and roots of 18420313680
- 18420313680 squared (184203136802) is 339307956069595142400
- 18420313680 cubed (184203136803) is 6250158984921602433612268032000
-
The
square root of 18420313680 is 135721.4562256095 -
The
cube root of 18420313680 is 2640.9834146189
Scales and comparisons
How big is 18420313680?- 18,420,313,680 seconds is equal to 585 years, 36 weeks, 6 days, 1 hour, 48 minutes.
-
To count from 1 to 18,420,313,680 would take you about one thousand, one hundred seventy-one 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 18420313680 cubic inches would be around 220.1 feet tall.
Recreational maths with 18420313680
- 18420313680 backwards is 08631302481
- 18420313680 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18420313680's digits is 36
- More coming soon!
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