138879660384
138,879,660,384 is an even composite number composed of five prime numbers multiplied together.
138879660384 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 138879660384:
25 × 32 × 61 × 67 × 117989
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 61 × 67 × 117989)See below for interesting mathematical facts about the number 138879660384 from the Numbermatics database.
Names of 138879660384
- Cardinal: 138879660384 can be written as One hundred thirty-eight billion, eight hundred seventy-nine million, six hundred sixty thousand, three hundred eighty-four.
Scientific notation
- Scientific notation: 1.38879660384 × 1011
Factors of 138879660384
Divisors of 138879660384
- Number of divisors d(n): 144
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 32 36 48 61 67 72 96 122 134 144 183 201 244 268 288 366 402 488 536 549 603 732 804 976 1072 1098 1206 1464 1608 1952 2144 2196 2412 2928 3216 4087 4392 4824 5856 6432 8174 8784 9648 12261 16348 17568 19296 24522 32696 36783 49044 65392 73566 98088 117989 130784 147132 196176 235978 294264 353967 392352 471956 588528 707934 943912 1061901 1177056 1415868 1887824 2123802 2831736 3775648 4247604 5663472 7197329 7905263 8495208 11326944 14394658 15810526 16990416 21591987 23715789 28789316 31621052 33980832 43183974 47431578 57578632 63242104 64775961 71147367 86367948 94863156 115157264 126484208 129551922 142294734 172735896 189726312 230314528 252968416 259103844 284589468 345471792 379452624 482221043 518207688 569178936 690943584 758905248 964442086 1036415376 1138357872 1446663129 1928884172 2072830752 2276715744 2893326258 3857768344 4339989387 5786652516 7715536688 8679978774 11573305032 15431073376 17359957548 23146610064 34719915096 46293220128 69439830192 138879660384
- Sum of all divisors σ(n): 407408142960
- Sum of proper divisors (its aliquot sum) s(n): 268528482576
- 138879660384 is an abundant number, because the sum of its proper divisors (268528482576) is greater than itself. Its abundance is 129648822192
Bases of 138879660384
- Binary: 100000010101011101111101110001011000002
- Hexadecimal: 0x2055DF7160
- Base-36: 1RSTD3S0
Squares and roots of 138879660384
- 138879660384 squared (1388796603842) is 19287560068375179027456
- 138879660384 cubed (1388796603843) is 2678649791931944682028288691503104
-
The
square root of 138879660384 is 372665.6147057305 -
The
cube root of 138879660384 is 5178.6061402745
Scales and comparisons
How big is 138879660384?- 138,879,660,384 seconds is equal to 4,415 years, 49 weeks, 11 hours, 26 minutes, 24 seconds.
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To count from 1 to 138,879,660,384 would take you about eight thousand, eight hundred thirty-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 138879660384 cubic inches would be around 431.6 feet tall.
Recreational maths with 138879660384
- 138879660384 backwards is 483066978831
- The number of decimal digits it has is: 12
- The sum of 138879660384's digits is 63
- More coming soon!
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