396145920
396,145,920 is an even composite number composed of five prime numbers multiplied together.
396145920 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 396145920:
28 × 3 × 5 × 71 × 1453
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 71 × 1453)See below for interesting mathematical facts about the number 396145920 from the Numbermatics database.
Names of 396145920
- Cardinal: 396145920 can be written as Three hundred ninety-six million, one hundred forty-five thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 3.9614592 × 108
Factors of 396145920
Divisors of 396145920
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 71 80 96 120 128 142 160 192 213 240 256 284 320 355 384 426 480 568 640 710 768 852 960 1065 1136 1280 1420 1453 1704 1920 2130 2272 2840 2906 3408 3840 4260 4359 4544 5680 5812 6816 7265 8520 8718 9088 11360 11624 13632 14530 17040 17436 18176 21795 22720 23248 27264 29060 34080 34872 43590 45440 46496 54528 58120 68160 69744 87180 90880 92992 103163 116240 136320 139488 174360 185984 206326 232480 272640 278976 309489 348720 371968 412652 464960 515815 557952 618978 697440 825304 929920 1031630 1115904 1237956 1394880 1547445 1650608 1859840 2063260 2475912 2789760 3094890 3301216 4126520 4951824 5579520 6189780 6602432 8253040 9903648 12379560 13204864 16506080 19807296 24759120 26409728 33012160 39614592 49518240 66024320 79229184 99036480 132048640 198072960 396145920
- Sum of all divisors σ(n): 1283893632
- Sum of proper divisors (its aliquot sum) s(n): 887747712
- 396145920 is an abundant number, because the sum of its proper divisors (887747712) is greater than itself. Its abundance is 491601792
Bases of 396145920
- Binary: 101111001110010110101000000002
- Hexadecimal: 0x179CB500
- Base-36: 6JUS5C
Squares and roots of 396145920
- 396145920 squared (3961459202) is 156931589932646400
- 396145920 cubed (3961459203) is 62167809070930946162688000
-
The
square root of 396145920 is 19903.4147823933 -
The
cube root of 396145920 is 734.4322331009
Scales and comparisons
How big is 396145920?- 396,145,920 seconds is equal to 12 years, 31 weeks, 32 minutes.
-
To count from 1 to 396,145,920 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 396145920 cubic inches would be around 61.2 feet tall.
Recreational maths with 396145920
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