385994400
385,994,400 is an even composite number composed of five prime numbers multiplied together.
385994400 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 385994400:
25 × 3 × 52 × 11 × 14621
(2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 11 × 14621)See below for interesting mathematical facts about the number 385994400 from the Numbermatics database.
Names of 385994400
- Cardinal: 385994400 can be written as Three hundred eighty-five million, nine hundred ninety-four thousand, four hundred.
Scientific notation
- Scientific notation: 3.859944 × 108
Factors of 385994400
Divisors of 385994400
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 25 30 32 33 40 44 48 50 55 60 66 75 80 88 96 100 110 120 132 150 160 165 176 200 220 240 264 275 300 330 352 400 440 480 528 550 600 660 800 825 880 1056 1100 1200 1320 1650 1760 2200 2400 2640 3300 4400 5280 6600 8800 13200 14621 26400 29242 43863 58484 73105 87726 116968 146210 160831 175452 219315 233936 292420 321662 350904 365525 438630 467872 482493 584840 643324 701808 731050 804155 877260 964986 1096575 1169680 1286648 1403616 1462100 1608310 1754520 1929972 2193150 2339360 2412465 2573296 2924200 3216620 3509040 3859944 4020775 4386300 4824930 5146592 5848400 6433240 7018080 7719888 8041550 8772600 9649860 11696800 12062325 12866480 15439776 16083100 17545200 19299720 24124650 25732960 32166200 35090400 38599440 48249300 64332400 77198880 96498600 128664800 192997200 385994400
- Sum of all divisors σ(n): 1370724768
- Sum of proper divisors (its aliquot sum) s(n): 984730368
- 385994400 is an abundant number, because the sum of its proper divisors (984730368) is greater than itself. Its abundance is 598735968
Bases of 385994400
- Binary: 101110000000111001110101000002
- Hexadecimal: 0x1701CEA0
- Base-36: 6DT76O
Squares and roots of 385994400
- 385994400 squared (3859944002) is 148991676831360000
- 385994400 cubed (3859944003) is 57509952903514704384000000
-
The
square root of 385994400 is 19646.7401876241 -
The
cube root of 385994400 is 728.1044208789
Scales and comparisons
How big is 385994400?- 385,994,400 seconds is equal to 12 years, 14 weeks, 1 day, 12 hours, 40 minutes.
-
To count from 1 to 385,994,400 would take you about eighteen 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 385994400 cubic inches would be around 60.7 feet tall.
Recreational maths with 385994400
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