138555643936640
138,555,643,936,640 is an even composite number composed of six prime numbers multiplied together.
138555643936640 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 138555643936640:
27 × 5 × 7 × 73 × 1613 × 262657
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 73 × 1613 × 262657)See below for interesting mathematical facts about the number 138555643936640 from the Numbermatics database.
Names of 138555643936640
- Cardinal: 138555643936640 can be written as One hundred thirty-eight trillion, five hundred fifty-five billion, six hundred forty-three million, nine hundred thirty-six thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.3855564393664 × 1014
Factors of 138555643936640
Divisors of 138555643936640
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 73 80 112 128 140 146 160 224 280 292 320 365 448 511 560 584 640 730 896 1022 1120 1168 1460 1613 2044 2240 2336 2555 2920 3226 4088 4480 4672 5110 5840 6452 8065 8176 9344 10220 11291 11680 12904 16130 16352 20440 22582 23360 25808 32260 32704 40880 45164 46720 51616 56455 64520 65408 81760 90328 103232 112910 117749 129040 163520 180656 206464 225820 235498 258080 262657 327040 361312 451640 470996 516160 525314 588745 722624 824243 903280 941992 1032320 1050628 1177490 1313285 1445248 1648486 1806560 1838599 1883984 2101256 2354980 2626570 3296972 3613120 3677198 3767968 4121215 4202512 4709960 5253140 6593944 7226240 7354396 7535936 8242430 8405024 9192995 9419920 10506280 13187888 14708792 15071872 16484860 16810048 18385990 18839840 19173961 21012560 26375776 29417584 32969720 33620096 36771980 37679680 38347922 42025120 52751552 58835168 65939440 73543960 75359360 76695844 84050240 95869805 105503104 117670336 131878880 134217727 147087920 153391688 168100480 191739610 235340672 263757760 268435454 294175840 306783376 383479220 423665741 527515520 536870908 588351680 613566752 671088635 766958440 847331482 1073741816 1176703360 1227133504 1342177270 1533916880 1694662964 2118328705 2147483632 2454267008 2684354540 2965660187 3067833760 3389325928 4236657410 4294967264 5368709080 5931320374 6135667520 6778651856 8473314820 8589934528 10737418160 11862640748 12271335040 13557303712 14828300935 16946629640 17179869056 21474836320 23725281496 27114607424 29656601870 30927599093 33893259280 42949672640 47450562992 54229214848 59313203740 61855198186 67786518560 85899345280 94901125984 118626407480 123710396372 135573037120 154637995465 189802251968 216493193651 237252814960 247420792744 271146074240 309275990930 379604503936 432986387302 474505629920 494841585488 618551981860 865972774604 949011259840 989683170976 1082465968255 1237103963720 1731945549208 1898022519680 1979366341952 2164931936510 2474207927440 3463891098416 3958732683904 4329863873020 4948415854880 6927782196832 8659727746040 9896831709760 13855564393664 17319455492080 19793663419520 27711128787328 34638910984160 69277821968320 138555643936640
- Sum of all divisors σ(n): 383978847669120
- Sum of proper divisors (its aliquot sum) s(n): 245423203732480
- 138555643936640 is an abundant number, because the sum of its proper divisors (245423203732480) is greater than itself. Its abundance is 106867559795840
Bases of 138555643936640
- Binary: 111111000000011111111111111000000111111100000002
- Hexadecimal: 0x7E03FFF03F80
- Base-36: 1D43L0ZYWW
Squares and roots of 138555643936640
- 138555643936640 squared (1385556439366402) is 19197666466696964796334489600
- 138555643936640 cubed (1385556439366403) is 2659945039374038362871534356443549138944000
-
The
square root of 138555643936640 is 11770966.1428720455 -
The
cube root of 138555643936640 is 51745.7564801741
Scales and comparisons
How big is 138555643936640?- 138,555,643,936,640 seconds is equal to 4,405,640 years, 46 weeks, 4 days, 7 hours, 17 minutes, 20 seconds.
-
To count from 1 to 138,555,643,936,640 would take you about eleven million, fourteen thousand, one hundred 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 138555643936640 cubic inches would be around 4312.1 feet tall.
Recreational maths with 138555643936640
- 138555643936640 backwards is 046639346555831
- The number of decimal digits it has is: 15
- The sum of 138555643936640's digits is 68
- More coming soon!
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