990729216
990,729,216 is an even composite number composed of four prime numbers multiplied together.
990729216 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred thirty-two divisors.
Prime factorization of 990729216:
210 × 32 × 193 × 557
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 193 × 557)See below for interesting mathematical facts about the number 990729216 from the Numbermatics database.
Names of 990729216
- Cardinal: 990729216 can be written as Nine hundred ninety million, seven hundred twenty-nine thousand, two hundred sixteen.
Scientific notation
- Scientific notation: 9.90729216 × 108
Factors of 990729216
Divisors of 990729216
- Number of divisors d(n): 132
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 193 256 288 384 386 512 557 576 579 768 772 1024 1114 1152 1158 1536 1544 1671 1737 2228 2304 2316 3072 3088 3342 3474 4456 4608 4632 5013 6176 6684 6948 8912 9216 9264 10026 12352 13368 13896 17824 18528 20052 24704 26736 27792 35648 37056 40104 49408 53472 55584 71296 74112 80208 98816 106944 107501 111168 142592 148224 160416 197632 213888 215002 222336 285184 296448 320832 322503 427776 430004 444672 570368 592896 641664 645006 855552 860008 889344 967509 1283328 1290012 1711104 1720016 1778688 1935018 2566656 2580024 3440032 3870036 5133312 5160048 6880064 7740072 10320096 13760128 15480144 20640192 27520256 30960288 41280384 55040512 61920576 82560768 110081024 123841152 165121536 247682304 330243072 495364608 990729216
- Sum of all divisors σ(n): 2880693972
- Sum of proper divisors (its aliquot sum) s(n): 1889964756
- 990729216 is an abundant number, because the sum of its proper divisors (1889964756) is greater than itself. Its abundance is 899235540
Bases of 990729216
- Binary: 1110110000110101010100000000002
- Hexadecimal: 0x3B0D5400
- Base-36: GDURK0
Squares and roots of 990729216
- 990729216 squared (9907292162) is 981544379435974656
- 990729216 cubed (9907292163) is 972444693507809693134749696
-
The
square root of 990729216 is 31475.8513149367 -
The
cube root of 990729216 is 996.9001394603
Scales and comparisons
How big is 990729216?- 990,729,216 seconds is equal to 31 years, 26 weeks, 18 hours, 33 minutes, 36 seconds.
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To count from 1 to 990,729,216 would take you about forty-seven 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 990729216 cubic inches would be around 83.1 feet tall.
Recreational maths with 990729216
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