138518566340
138,518,566,340 is an even composite number composed of six prime numbers multiplied together.
138518566340 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 138518566340:
22 × 5 × 7 × 112 × 192 × 22651
(2 × 2 × 5 × 7 × 11 × 11 × 19 × 19 × 22651)See below for interesting mathematical facts about the number 138518566340 from the Numbermatics database.
Names of 138518566340
- Cardinal: 138518566340 can be written as One hundred thirty-eight billion, five hundred eighteen million, five hundred sixty-six thousand, three hundred forty.
Scientific notation
- Scientific notation: 1.3851856634 × 1011
Factors of 138518566340
Divisors of 138518566340
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 4 5 7 10 11 14 19 20 22 28 35 38 44 55 70 76 77 95 110 121 133 140 154 190 209 220 242 266 308 361 380 385 418 484 532 605 665 722 770 836 847 1045 1210 1330 1444 1463 1540 1694 1805 2090 2299 2420 2527 2660 2926 3388 3610 3971 4180 4235 4598 5054 5852 7220 7315 7942 8470 9196 10108 11495 12635 14630 15884 16093 16940 19855 22651 22990 25270 27797 29260 32186 39710 43681 45302 45980 50540 55594 64372 79420 80465 87362 90604 111188 113255 138985 158557 160930 174724 218405 226510 249161 277970 305767 317114 321860 430369 436810 453020 498322 555940 611534 634228 792785 860738 873620 996644 1223068 1245805 1528835 1585570 1721476 1744127 2151845 2491610 2740771 3012583 3057670 3171140 3488254 4303690 4734059 4983220 5481542 6025166 6115340 6976508 8177011 8607380 8720635 9468118 10963084 12050332 13703855 15062915 16354022 17441270 18936236 19185397 23670295 27407710 30125830 32708044 33138413 34882540 38370794 40885055 47340590 52074649 54815420 57239077 60251660 66276826 76741588 81770110 89947121 94681180 95926985 104149298 114478154 132553652 163540220 165692065 179894242 191853970 208298596 228956308 260373245 286195385 331384130 359788484 364522543 383707940 449735605 520746490 572390770 629629847 662768260 729045086 899471210 989418331 1041492980 1144781540 1259259694 1458090172 1798942420 1822612715 1978836662 2518519388 3148149235 3645225430 3957673324 4947091655 6296298470 6925928317 7290450860 9894183310 12592596940 13851856634 19788366620 27703713268 34629641585 69259283170 138518566340
- Sum of all divisors σ(n): 385675851456
- Sum of proper divisors (its aliquot sum) s(n): 247157285116
- 138518566340 is an abundant number, because the sum of its proper divisors (247157285116) is greater than itself. Its abundance is 108638718776
Bases of 138518566340
- Binary: 100000010000000101100110010101110001002
- Hexadecimal: 0x20405995C4
- Base-36: 1RMUDLTW
Squares and roots of 138518566340
- 138518566340 squared (1385185663402) is 19187393220888980995600
- 138518566340 cubed (1385185663403) is 2657810200759376587814017848104000
-
The
square root of 138518566340 is 372180.8247881667 -
The
cube root of 138518566340 is 5174.1140333675
Scales and comparisons
How big is 138518566340?- 138,518,566,340 seconds is equal to 4,404 years, 24 weeks, 3 hours, 32 minutes, 20 seconds.
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To count from 1 to 138,518,566,340 would take you about eight thousand, eight hundred eight 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 138518566340 cubic inches would be around 431.2 feet tall.
Recreational maths with 138518566340
- 138518566340 backwards is 043665815831
- The number of decimal digits it has is: 12
- The sum of 138518566340's digits is 50
- More coming soon!
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