138734017920
138,734,017,920 is an even composite number composed of five prime numbers multiplied together.
138734017920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 138734017920:
27 × 33 × 5 × 1051 × 7639
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 1051 × 7639)See below for interesting mathematical facts about the number 138734017920 from the Numbermatics database.
Names of 138734017920
- Cardinal: 138734017920 can be written as One hundred thirty-eight billion, seven hundred thirty-four million, seventeen thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.3873401792 × 1011
Factors of 138734017920
Divisors of 138734017920
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 128 135 144 160 180 192 216 240 270 288 320 360 384 432 480 540 576 640 720 864 960 1051 1080 1152 1440 1728 1920 2102 2160 2880 3153 3456 4204 4320 5255 5760 6306 7639 8408 8640 9459 10510 12612 15278 15765 16816 17280 18918 21020 22917 25224 28377 30556 31530 33632 37836 38195 42040 45834 47295 50448 56754 61112 63060 67264 68751 75672 76390 84080 91668 94590 100896 113508 114585 122224 126120 134528 137502 141885 151344 152780 168160 183336 189180 201792 206253 227016 229170 244448 252240 275004 283770 302688 305560 336320 343755 366672 378360 403584 412506 454032 458340 488896 504480 550008 567540 605376 611120 672640 687510 733344 756720 825012 908064 916680 977792 1008960 1031265 1100016 1135080 1210752 1222240 1375020 1466688 1513440 1650024 1816128 1833360 2017920 2062530 2200032 2270160 2444480 2750040 2933376 3026880 3300048 3632256 3666720 4125060 4400064 4540320 4888960 5500080 6053760 6600096 7333440 8028589 8250120 8800128 9080640 11000160 13200192 14666880 16057178 16500240 18161280 22000320 24085767 26400384 32114356 33000480 40142945 44000640 48171534 64228712 66000960 72257301 80285890 96343068 120428835 128457424 132001920 144514602 160571780 192686136 216771903 240857670 256914848 289029204 321143560 361286505 385372272 433543806 481715340 513829696 578058408 642287120 722573010 770744544 867087612 963430680 1027659392 1083859515 1156116816 1284574240 1445146020 1541489088 1734175224 1926861360 2167719030 2312233632 2569148480 2890292040 3082978176 3468350448 3853722720 4335438060 4624467264 5138296960 5780584080 6936700896 7707445440 8670876120 9248934528 11561168160 13873401792 15414890880 17341752240 23122336320 27746803584 34683504480 46244672640 69367008960 138734017920
- Sum of all divisors σ(n): 491881536000
- Sum of proper divisors (its aliquot sum) s(n): 353147518080
- 138734017920 is an abundant number, because the sum of its proper divisors (353147518080) is greater than itself. Its abundance is 214413500160
Bases of 138734017920
- Binary: 100000010011010011000100011101100000002
- Hexadecimal: 0x204D311D80
- Base-36: 1RQENHC0
Squares and roots of 138734017920
- 138734017920 squared (1387340179202) is 19247127728226881126400
- 138734017920 cubed (1387340179203) is 2670231363156357016015687385088000
-
The
square root of 138734017920 is 372470.1570864437 -
The
cube root of 138734017920 is 5176.7952469185
Scales and comparisons
How big is 138734017920?- 138,734,017,920 seconds is equal to 4,411 years, 16 weeks, 1 day, 19 hours, 12 minutes.
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To count from 1 to 138,734,017,920 would take you about eight thousand, eight hundred twenty-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 138734017920 cubic inches would be around 431.4 feet tall.
Recreational maths with 138734017920
- 138734017920 backwards is 029710437831
- 138734017920 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138734017920's digits is 45
- More coming soon!
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