138672389440
138,672,389,440 is an even composite number composed of six prime numbers multiplied together.
138672389440 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 138672389440:
26 × 5 × 13 × 83 × 223 × 1801
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 13 × 83 × 223 × 1801)See below for interesting mathematical facts about the number 138672389440 from the Numbermatics database.
Names of 138672389440
- Cardinal: 138672389440 can be written as One hundred thirty-eight billion, six hundred seventy-two million, three hundred eighty-nine thousand, four hundred forty.
Scientific notation
- Scientific notation: 1.3867238944 × 1011
Factors of 138672389440
Divisors of 138672389440
- Number of divisors d(n): 224
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Complete list of divisors:
1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 83 104 130 160 166 208 223 260 320 332 415 416 446 520 664 830 832 892 1040 1079 1115 1328 1660 1784 1801 2080 2158 2230 2656 2899 3320 3568 3602 4160 4316 4460 5312 5395 5798 6640 7136 7204 8632 8920 9005 10790 11596 13280 14272 14408 14495 17264 17840 18010 18509 21580 23192 23413 26560 28816 28990 34528 35680 36020 37018 43160 46384 46826 57632 57980 69056 71360 72040 74036 86320 92545 92768 93652 115264 115960 117065 144080 148072 149483 172640 185090 185536 187304 231920 234130 240617 288160 296144 298966 345280 370180 374608 401623 463840 468260 481234 576320 592288 597932 740360 747415 749216 803246 927680 936520 962468 1184576 1195864 1203085 1480720 1494830 1498432 1606492 1873040 1924936 1943279 2008115 2391728 2406170 2961440 2989660 3212984 3746080 3849872 3886558 4016230 4783456 4812340 5221099 5922880 5979320 6425968 7492160 7699744 7773116 8032460 9566912 9624680 9716395 10442198 11958640 12851936 15399488 15546232 16064920 19249360 19432790 20884396 23917280 25703872 26105495 31092464 32129840 33334709 38498720 38865580 41768792 47834560 52210990 62184928 64259680 66669418 76997440 77731160 83537584 104421980 124369856 128519360 133338836 155462320 166673545 167075168 208843960 266677672 310924640 333347090 334150336 417687920 433351217 533355344 621849280 666694180 835375840 866702434 1066710688 1333388360 1670751680 1733404868 2133421376 2166756085 2666776720 3466809736 4333512170 5333553440 6933619472 8667024340 10667106880 13867238944 17334048680 27734477888 34668097360 69336194720 138672389440
- Sum of all divisors σ(n): 361713816576
- Sum of proper divisors (its aliquot sum) s(n): 223041427136
- 138672389440 is an abundant number, because the sum of its proper divisors (223041427136) is greater than itself. Its abundance is 84369037696
Bases of 138672389440
- Binary: 100000010010011000010010111101010000002
- Hexadecimal: 0x204984BD40
- Base-36: 1RPDYKHS
Squares and roots of 138672389440
- 138672389440 squared (1386723894402) is 19230031592999023513600
- 138672389440 cubed (1386723894403) is 2666674430007864166217656336384000
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The
square root of 138672389440 is 372387.4184770479 -
The
cube root of 138672389440 is 5176.0285873785
Scales and comparisons
How big is 138672389440?- 138,672,389,440 seconds is equal to 4,409 years, 18 weeks, 2 days, 12 hours, 10 minutes, 40 seconds.
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To count from 1 to 138,672,389,440 would take you about eight thousand, eight hundred eighteen 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 138672389440 cubic inches would be around 431.3 feet tall.
Recreational maths with 138672389440
- 138672389440 backwards is 044983276831
- The number of decimal digits it has is: 12
- The sum of 138672389440's digits is 55
- More coming soon!
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