138405859040
138,405,859,040 is an even composite number composed of six prime numbers multiplied together.
138405859040 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 138405859040:
25 × 5 × 17 × 101 × 521 × 967
(2 × 2 × 2 × 2 × 2 × 5 × 17 × 101 × 521 × 967)See below for interesting mathematical facts about the number 138405859040 from the Numbermatics database.
Names of 138405859040
- Cardinal: 138405859040 can be written as One hundred thirty-eight billion, four hundred five million, eight hundred fifty-nine thousand and forty.
Scientific notation
- Scientific notation: 1.3840585904 × 1011
Factors of 138405859040
Divisors of 138405859040
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 4 5 8 10 16 17 20 32 34 40 68 80 85 101 136 160 170 202 272 340 404 505 521 544 680 808 967 1010 1042 1360 1616 1717 1934 2020 2084 2605 2720 3232 3434 3868 4040 4168 4835 5210 6868 7736 8080 8336 8585 8857 9670 10420 13736 15472 16160 16439 16672 17170 17714 19340 20840 27472 30944 32878 34340 35428 38680 41680 44285 52621 54944 65756 68680 70856 77360 82195 83360 88570 97667 105242 131512 137360 141712 154720 164390 177140 195334 210484 263024 263105 274720 283424 328780 354280 390668 420968 488335 503807 526048 526210 657560 708560 781336 841936 894557 976670 1007614 1052420 1315120 1417120 1562672 1660339 1683872 1789114 1953340 2015228 2104840 2519035 2630240 3125344 3320678 3578228 3906680 4030456 4209680 4472785 5038070 6641356 7156456 7813360 8060912 8301695 8419360 8564719 8945570 10076140 13282712 14312912 15626720 16121824 16603390 17129438 17891140 20152280 26565424 28625824 33206780 34258876 35782280 40304560 42823595 50884507 53130848 66413560 68517752 71564560 80609120 85647190 101769014 132827120 137035504 143129120 171294380 203538028 254422535 265654240 274071008 342588760 407076056 508845070 685177520 814152112 865036619 1017690140 1370355040 1628304224 1730073238 2035380280 3460146476 4070760560 4325183095 6920292952 8141521120 8650366190 13840585904 17300732380 27681171808 34601464760 69202929520 138405859040
- Sum of all divisors σ(n): 350679466368
- Sum of proper divisors (its aliquot sum) s(n): 212273607328
- 138405859040 is an abundant number, because the sum of its proper divisors (212273607328) is greater than itself. Its abundance is 73867748288
Bases of 138405859040
- Binary: 100000001110011010000111001110111000002
- Hexadecimal: 0x2039A1CEE0
- Base-36: 1RKZ9WBK
Squares and roots of 138405859040
- 138405859040 squared (1384058590402) is 19156181816600349721600
- 138405859040 cubed (1384058590403) is 2651327800252999135582472843264000
-
The
square root of 138405859040 is 372029.3792699711 -
The
cube root of 138405859040 is 5172.7103258483
Scales and comparisons
How big is 138405859040?- 138,405,859,040 seconds is equal to 4,400 years, 45 weeks, 4 days, 15 hours, 57 minutes, 20 seconds.
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To count from 1 to 138,405,859,040 would take you about eight thousand, eight hundred one 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 138405859040 cubic inches would be around 431.1 feet tall.
Recreational maths with 138405859040
- 138405859040 backwards is 040958504831
- The number of decimal digits it has is: 12
- The sum of 138405859040's digits is 47
- More coming soon!
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