18400973472
18,400,973,472 is an even composite number composed of five prime numbers multiplied together.
18400973472 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 18400973472:
25 × 34 × 7 × 19 × 53377
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 7 × 19 × 53377)See below for interesting mathematical facts about the number 18400973472 from the Numbermatics database.
Names of 18400973472
- Cardinal: 18400973472 can be written as Eighteen billion, four hundred million, nine hundred seventy-three thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 1.8400973472 × 1010
Factors of 18400973472
Divisors of 18400973472
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 27 28 32 36 38 42 48 54 56 57 63 72 76 81 84 96 108 112 114 126 133 144 152 162 168 171 189 216 224 228 252 266 288 304 324 336 342 378 399 432 456 504 513 532 567 608 648 672 684 756 798 864 912 1008 1026 1064 1134 1197 1296 1368 1512 1539 1596 1824 2016 2052 2128 2268 2394 2592 2736 3024 3078 3192 3591 4104 4256 4536 4788 5472 6048 6156 6384 7182 8208 9072 9576 10773 12312 12768 14364 16416 18144 19152 21546 24624 28728 38304 43092 49248 53377 57456 86184 106754 114912 160131 172368 213508 320262 344736 373639 427016 480393 640524 747278 854032 960786 1014163 1120917 1281048 1441179 1494556 1708064 1921572 2028326 2241834 2562096 2882358 2989112 3042489 3362751 3843144 4056652 4323537 4483668 5124192 5764716 5978224 6084978 6725502 7099141 7686288 8113304 8647074 8967336 9127467 10088253 11529432 11956448 12169956 13451004 14198282 15372576 16226608 17294148 17934672 18254934 20176506 21297423 23058864 24339912 26902008 27382401 28396564 30264759 32453216 34588296 35869344 36509868 40353012 42594846 46117728 48679824 53804016 54764802 56793128 60529518 63892269 69176592 73019736 80706024 82147203 85189692 97359648 107608032 109529604 113586256 121059036 127784538 138353184 146039472 161412048 164294406 170379384 191676807 219059208 227172512 242118072 255569076 292078944 322824096 328588812 340758768 383353614 438118416 484236144 511138152 575030421 657177624 681517536 766707228 876236832 968472288 1022276304 1150060842 1314355248 1533414456 2044552608 2300121684 2628710496 3066828912 4600243368 6133657824 9200486736 18400973472
- Sum of all divisors σ(n): 65104079040
- Sum of proper divisors (its aliquot sum) s(n): 46703105568
- 18400973472 is an abundant number, because the sum of its proper divisors (46703105568) is greater than itself. Its abundance is 28302132096
Bases of 18400973472
- Binary: 100010010001100100010010010101000002
- Hexadecimal: 0x448C892A0
- Base-36: 8GBGQ00
Squares and roots of 18400973472
- 18400973472 squared (184009734722) is 338595824717247734784
- 18400973472 cubed (184009734723) is 6230492788352037468612475650048
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The
square root of 18400973472 is 135650.1878804449 -
The
cube root of 18400973472 is 2640.0588003433
Scales and comparisons
How big is 18400973472?- 18,400,973,472 seconds is equal to 585 years, 4 weeks, 6 days, 5 hours, 31 minutes, 12 seconds.
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To count from 1 to 18,400,973,472 would take you about one thousand, one hundred seventy 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 18400973472 cubic inches would be around 220 feet tall.
Recreational maths with 18400973472
- 18400973472 backwards is 27437900481
- The number of decimal digits it has is: 11
- The sum of 18400973472's digits is 45
- More coming soon!
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