642438514688
642,438,514,688 is an even composite number composed of four prime numbers multiplied together.
642438514688 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 642438514688:
211 × 17 × 137 × 3672
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 17 × 137 × 367 × 367)See below for interesting mathematical facts about the number 642438514688 from the Numbermatics database.
Names of 642438514688
- Cardinal: 642438514688 can be written as Six hundred forty-two billion, four hundred thirty-eight million, five hundred fourteen thousand, six hundred eighty-eight.
Scientific notation
- Scientific notation: 6.42438514688 × 1011
Factors of 642438514688
Divisors of 642438514688
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 8 16 17 32 34 64 68 128 136 137 256 272 274 367 512 544 548 734 1024 1088 1096 1468 2048 2176 2192 2329 2936 4352 4384 4658 5872 6239 8704 8768 9316 11744 12478 17408 17536 18632 23488 24956 34816 35072 37264 46976 49912 50279 70144 74528 93952 99824 100558 134689 140288 149056 187904 199648 201116 269378 280576 298112 375808 399296 402232 538756 596224 751616 798592 804464 854743 1077512 1192448 1597184 1608928 1709486 2155024 2289713 2384896 3194368 3217856 3418972 4310048 4579426 4769792 6388736 6435712 6837944 8620096 9158852 12777472 12871424 13675888 17240192 18317704 18452393 25742848 27351776 34480384 36635408 36904786 51485696 54703552 68960768 73270816 73809572 102971392 109407104 137921536 146541632 147619144 218814208 275843072 293083264 295238288 313690681 437628416 586166528 590476576 627381362 875256832 1172333056 1180953152 1254762724 1750513664 2344666112 2361906304 2509525448 4689332224 4723812608 5019050896 9447625216 10038101792 18895250432 20076203584 37790500864 40152407168 80304814336 160609628672 321219257344 642438514688
- Sum of all divisors σ(n): 1373797102860
- Sum of proper divisors (its aliquot sum) s(n): 731358588172
- 642438514688 is an abundant number, because the sum of its proper divisors (731358588172) is greater than itself. Its abundance is 88920073484
Bases of 642438514688
- Binary: 10010101100101000101000111001000000000002
- Hexadecimal: 0x959451C800
- Base-36: 874RAYGW
Squares and roots of 642438514688
- 642438514688 squared (6424385146882) is 412727245154523591737344
- 642438514688 cubed (6424385146883) is 265151878348342181319994188782108672
-
The
square root of 642438514688 is 801522.6226925847 -
The
cube root of 642438514688 is 8628.6699316111
Scales and comparisons
How big is 642438514688?- 642,438,514,688 seconds is equal to 20,427 years, 28 weeks, 6 days, 22 hours, 58 minutes, 8 seconds.
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To count from 1 to 642,438,514,688 would take you about forty thousand, eight hundred fifty-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 642438514688 cubic inches would be around 719.1 feet tall.
Recreational maths with 642438514688
- 642438514688 backwards is 886415834246
- The number of decimal digits it has is: 12
- The sum of 642438514688's digits is 59
- More coming soon!
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