138412777644
138,412,777,644 is an even composite number composed of five prime numbers multiplied together.
138412777644 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.
Prime factorization of 138412777644:
22 × 36 × 97 × 571 × 857
(2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 97 × 571 × 857)See below for interesting mathematical facts about the number 138412777644 from the Numbermatics database.
Names of 138412777644
- Cardinal: 138412777644 can be written as One hundred thirty-eight billion, four hundred twelve million, seven hundred seventy-seven thousand, six hundred forty-four.
Scientific notation
- Scientific notation: 1.38412777644 × 1011
Factors of 138412777644
Divisors of 138412777644
- Number of divisors d(n): 168
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Complete list of divisors:
1 2 3 4 6 9 12 18 27 36 54 81 97 108 162 194 243 291 324 388 486 571 582 729 857 873 972 1142 1164 1458 1713 1714 1746 2284 2571 2619 2916 3426 3428 3492 5139 5142 5238 6852 7713 7857 10278 10284 10476 15417 15426 15714 20556 23139 23571 30834 30852 31428 46251 46278 47142 55387 61668 69417 70713 83129 92502 92556 94284 110774 138753 138834 141426 166161 166258 185004 208251 221548 249387 277506 277668 282852 332322 332516 416259 416502 489347 498483 498774 555012 624753 664644 748161 832518 833004 978694 996966 997548 1249506 1468041 1495449 1496322 1665036 1957388 1993932 2244483 2499012 2936082 2990898 2992644 4404123 4486347 4488966 5872164 5981796 6733449 8808246 8972694 8977932 13212369 13459041 13466898 17616492 17945388 20200347 26424738 26918082 26933796 39637107 40377123 40400694 47466659 52849476 53836164 60601041 79274214 80754246 80801388 94933318 118911321 121202082 142399977 158548428 161508492 189866636 237822642 242404164 284799954 356733963 427199931 475645284 569599908 713467926 854399862 1281599793 1426935852 1708799724 2563199586 3844799379 5126399172 7689598758 11534398137 15379197516 23068796274 34603194411 46137592548 69206388822 138412777644
- Sum of all divisors σ(n): 367982863248
- Sum of proper divisors (its aliquot sum) s(n): 229570085604
- 138412777644 is an abundant number, because the sum of its proper divisors (229570085604) is greater than itself. Its abundance is 91157307960
Bases of 138412777644
- Binary: 100000001110100000101101100000101011002
- Hexadecimal: 0x203A0B60AC
- Base-36: 1RL3E6R0
Squares and roots of 138412777644
- 138412777644 squared (1384127776442) is 19158097015127386190736
- 138412777644 cubed (1384127776443) is 2651725422237007009153258140705984
-
The
square root of 138412777644 is 372038.6776183359 -
The
cube root of 138412777644 is 5172.7965152103
Scales and comparisons
How big is 138412777644?- 138,412,777,644 seconds is equal to 4,401 years, 5 weeks, 17 hours, 47 minutes, 24 seconds.
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To count from 1 to 138,412,777,644 would take you about eight thousand, eight hundred two 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 138412777644 cubic inches would be around 431.1 feet tall.
Recreational maths with 138412777644
- 138412777644 backwards is 446777214831
- 138412777644 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138412777644's digits is 54
- More coming soon!
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