18009006400
18,009,006,400 is an even composite number composed of six prime numbers multiplied together.
18009006400 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred thirty-six divisors.
Prime factorization of 18009006400:
26 × 52 × 7 × 11 × 127 × 1151
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 7 × 11 × 127 × 1151)See below for interesting mathematical facts about the number 18009006400 from the Numbermatics database.
Names of 18009006400
- Cardinal: 18009006400 can be written as Eighteen billion, nine million, six thousand, four hundred.
Scientific notation
- Scientific notation: 1.80090064 × 1010
Factors of 18009006400
Divisors of 18009006400
- Number of divisors d(n): 336
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Complete list of divisors:
1 2 4 5 7 8 10 11 14 16 20 22 25 28 32 35 40 44 50 55 56 64 70 77 80 88 100 110 112 127 140 154 160 175 176 200 220 224 254 275 280 308 320 350 352 385 400 440 448 508 550 560 616 635 700 704 770 800 880 889 1016 1100 1120 1151 1232 1270 1397 1400 1540 1600 1760 1778 1925 2032 2200 2240 2302 2464 2540 2794 2800 3080 3175 3520 3556 3850 4064 4400 4445 4604 4928 5080 5588 5600 5755 6160 6350 6985 7112 7700 8057 8128 8800 8890 9208 9779 10160 11176 11200 11510 12320 12661 12700 13970 14224 15400 16114 17600 17780 18416 19558 20320 22225 22352 23020 24640 25322 25400 27940 28448 28775 30800 32228 34925 35560 36832 39116 40285 40640 44450 44704 46040 48895 50644 50800 55880 56896 57550 61600 63305 64456 69850 71120 73664 78232 80570 88627 88900 89408 92080 97790 101288 101600 111760 115100 123200 126610 128912 139700 142240 146177 156464 161140 177254 177800 184160 195580 201425 202576 203200 223520 230200 244475 253220 257824 279400 284480 292354 312928 316525 322280 354508 355600 368320 391160 402850 405152 443135 447040 460400 488950 506440 515648 558800 584708 625856 633050 644560 709016 711200 730885 782320 805700 810304 886270 920800 977900 1012880 1023239 1117600 1169416 1266100 1289120 1418032 1422400 1461770 1564640 1607947 1611400 1772540 1841600 1955800 2025760 2046478 2215675 2235200 2338832 2532200 2578240 2836064 2923540 3129280 3215894 3222800 3545080 3654425 3911600 4051520 4092956 4431350 4677664 5064400 5116195 5672128 5847080 6431788 6445600 7090160 7308850 7823200 8039735 8185912 8862700 9355328 10128800 10232390 11255629 11694160 12863576 12891200 14180320 14617700 15646400 16079470 16371824 17725400 20257600 20464780 22511258 23388320 25580975 25727152 28360640 29235400 32158940 32743648 35450800 40198675 40929560 45022516 46776640 51161950 51454304 56278145 58470800 64317880 65487296 70901600 80397350 81859120 90045032 102323900 102908608 112556290 116941600 128635760 141803200 160794700 163718240 180090064 204647800 225112580 233883200 257271520 281390725 321589400 327436480 360180128 409295600 450225160 514543040 562781450 643178800 720360256 818591200 900450320 1125562900 1286357600 1637182400 1800900640 2251125800 2572715200 3601801280 4502251600 9004503200 18009006400
- Sum of all divisors σ(n): 55731290112
- Sum of proper divisors (its aliquot sum) s(n): 37722283712
- 18009006400 is an abundant number, because the sum of its proper divisors (37722283712) is greater than itself. Its abundance is 19713277312
Bases of 18009006400
- Binary: 100001100010110101110100001010000002
- Hexadecimal: 0x4316BA140
- Base-36: 89U3I9S
Squares and roots of 18009006400
- 18009006400 squared (180090064002) is 324324311515240960000
- 18009006400 cubed (180090064003) is 5840758601753568146182144000000
-
The
square root of 18009006400 is 134197.6393234993 -
The
cube root of 18009006400 is 2621.1784221659
Scales and comparisons
How big is 18009006400?- 18,009,006,400 seconds is equal to 572 years, 32 weeks, 5 days, 13 hours, 46 minutes, 40 seconds.
-
To count from 1 to 18,009,006,400 would take you about one thousand, one hundred forty-five 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 18009006400 cubic inches would be around 218.4 feet tall.
Recreational maths with 18009006400
- 18009006400 backwards is 00460090081
- 18009006400 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18009006400's digits is 28
- More coming soon!
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