18139710140
18,139,710,140 is an even composite number composed of six prime numbers multiplied together.
18139710140 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 18139710140:
22 × 5 × 31 × 73 × 457 × 877
(2 × 2 × 5 × 31 × 73 × 457 × 877)See below for interesting mathematical facts about the number 18139710140 from the Numbermatics database.
Names of 18139710140
- Cardinal: 18139710140 can be written as Eighteen billion, one hundred thirty-nine million, seven hundred ten thousand, one hundred forty.
Scientific notation
- Scientific notation: 1.813971014 × 1010
Factors of 18139710140
Divisors of 18139710140
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 4 5 10 20 31 62 73 124 146 155 292 310 365 457 620 730 877 914 1460 1754 1828 2263 2285 3508 4385 4526 4570 8770 9052 9140 11315 14167 17540 22630 27187 28334 33361 45260 54374 56668 64021 66722 70835 108748 128042 133444 135935 141670 166805 256084 271870 283340 320105 333610 400789 543740 640210 667220 801578 1034191 1280420 1603156 1984651 2003945 2068382 3969302 4007890 4136764 5170955 7938604 8015780 9923255 10341910 12424459 19846510 20683820 24848918 29257597 39693020 49697836 58515194 62122295 117030388 124244590 146287985 248489180 292575970 585151940 906985507 1813971014 3627942028 4534927535 9069855070 18139710140
- Sum of all divisors σ(n): 39993644544
- Sum of proper divisors (its aliquot sum) s(n): 21853934404
- 18139710140 is an abundant number, because the sum of its proper divisors (21853934404) is greater than itself. Its abundance is 3714224264
Bases of 18139710140
- Binary: 100001110010011011000000010101111002
- Hexadecimal: 0x4393602BC
- Base-36: 8BZWXX8
Squares and roots of 18139710140
- 18139710140 squared (181397101402) is 329049083963218819600
- 18139710140 cubed (181397101403) is 5968855004925311808936950744000
-
The
square root of 18139710140 is 134683.7411865289 -
The
cube root of 18139710140 is 2627.5043740909
Scales and comparisons
How big is 18139710140?- 18,139,710,140 seconds is equal to 576 years, 40 weeks, 6 days, 8 hours, 22 minutes, 20 seconds.
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To count from 1 to 18,139,710,140 would take you about one thousand, one hundred fifty-three 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 18139710140 cubic inches would be around 219 feet tall.
Recreational maths with 18139710140
- 18139710140 backwards is 04101793181
- The number of decimal digits it has is: 11
- The sum of 18139710140's digits is 35
- More coming soon!
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