138404127680
138,404,127,680 is an even composite number composed of six prime numbers multiplied together.
138404127680 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred twenty-four divisors.
Prime factorization of 138404127680:
26 × 5 × 7 × 13 × 31 × 153319
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 13 × 31 × 153319)See below for interesting mathematical facts about the number 138404127680 from the Numbermatics database.
Names of 138404127680
- Cardinal: 138404127680 can be written as One hundred thirty-eight billion, four hundred four million, one hundred twenty-seven thousand, six hundred eighty.
Scientific notation
- Scientific notation: 1.3840412768 × 1011
Factors of 138404127680
Divisors of 138404127680
- Number of divisors d(n): 224
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Complete list of divisors:
1 2 4 5 7 8 10 13 14 16 20 26 28 31 32 35 40 52 56 62 64 65 70 80 91 104 112 124 130 140 155 160 182 208 217 224 248 260 280 310 320 364 403 416 434 448 455 496 520 560 620 728 806 832 868 910 992 1040 1085 1120 1240 1456 1612 1736 1820 1984 2015 2080 2170 2240 2480 2821 2912 3224 3472 3640 4030 4160 4340 4960 5642 5824 6448 6944 7280 8060 8680 9920 11284 12896 13888 14105 14560 16120 17360 22568 25792 28210 29120 32240 34720 45136 56420 64480 69440 90272 112840 128960 153319 180544 225680 306638 451360 613276 766595 902720 1073233 1226552 1533190 1993147 2146466 2453104 3066380 3986294 4292932 4752889 4906208 5366165 6132760 7972588 8585864 9505778 9812416 9965735 10732330 12265520 13952029 15945176 17171728 19011556 19931470 21464660 23764445 24531040 27904058 31890352 33270223 34343456 38023112 39862940 42929320 47528890 49062080 55808116 61787557 63780704 66540446 68686912 69760145 76046224 79725880 85858640 95057780 111616232 123575114 127561408 133080892 139520290 152092448 159451760 166351115 171717280 190115560 223232464 247150228 266161784 279040580 304184896 308937785 318903520 332702230 343434560 380231120 432512899 446464928 494300456 532323568 558081160 617875570 637807040 665404460 760462240 865025798 892929856 988600912 1064647136 1116162320 1235751140 1330808920 1520924480 1730051596 1977201824 2129294272 2162564495 2232324640 2471502280 2661617840 3460103192 3954403648 4325128990 4464649280 4943004560 5323235680 6920206384 8650257980 9886009120 10646471360 13840412768 17300515960 19772018240 27680825536 34601031920 69202063840 138404127680
- Sum of all divisors σ(n): 418718146560
- Sum of proper divisors (its aliquot sum) s(n): 280314018880
- 138404127680 is an abundant number, because the sum of its proper divisors (280314018880) is greater than itself. Its abundance is 141909891200
Bases of 138404127680
- Binary: 100000001110011000011101100011110000002
- Hexadecimal: 0x20398763C0
- Base-36: 1RKY8SE8
Squares and roots of 138404127680
- 138404127680 squared (1384041276802) is 19155702558861742182400
- 138404127680 cubed (1384041276803) is 2651228302756803280480131448832000
-
The
square root of 138404127680 is 372027.0523496913 -
The
cube root of 138404127680 is 5172.6887567685
Scales and comparisons
How big is 138404127680?- 138,404,127,680 seconds is equal to 4,400 years, 42 weeks, 5 days, 15 hours, 1 minute, 20 seconds.
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To count from 1 to 138,404,127,680 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 138404127680 cubic inches would be around 431.1 feet tall.
Recreational maths with 138404127680
- 138404127680 backwards is 086721404831
- The number of decimal digits it has is: 12
- The sum of 138404127680's digits is 44
- More coming soon!
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