138005329420
138,005,329,420 is an even composite number composed of seven prime numbers multiplied together.
138005329420 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 138005329420:
22 × 5 × 7 × 31 × 53 × 59 × 10169
(2 × 2 × 5 × 7 × 31 × 53 × 59 × 10169)See below for interesting mathematical facts about the number 138005329420 from the Numbermatics database.
Names of 138005329420
- Cardinal: 138005329420 can be written as One hundred thirty-eight billion, five million, three hundred twenty-nine thousand, four hundred twenty.
Scientific notation
- Scientific notation: 1.3800532942 × 1011
Factors of 138005329420
Divisors of 138005329420
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 4 5 7 10 14 20 28 31 35 53 59 62 70 106 118 124 140 155 212 217 236 265 295 310 371 413 434 530 590 620 742 826 868 1060 1085 1180 1484 1643 1652 1829 1855 2065 2170 3127 3286 3658 3710 4130 4340 6254 6572 7316 7420 8215 8260 9145 10169 11501 12508 12803 15635 16430 18290 20338 21889 23002 25606 31270 32860 36580 40676 43778 46004 50845 51212 57505 62540 64015 71183 87556 96937 101690 109445 115010 128030 142366 193874 203380 218890 230020 256060 284732 315239 355915 387748 437780 484685 538957 599971 630478 678559 711830 969370 1077914 1199942 1260956 1357118 1423660 1576195 1938740 2155828 2206673 2399884 2694785 2714236 2999855 3152390 3392795 3772699 4199797 4413346 5389570 5999710 6304780 6785590 7545398 8399594 8826692 10779140 11033365 11999420 13571180 15090796 16707667 16799188 18599101 18863495 20998985 22066730 31798463 33415334 37198202 37726990 41997970 44133460 63596926 66830668 74396404 75453980 83538335 83995940 92995505 116953669 127193852 130193707 158992315 167076670 185991010 222589241 233907338 260387414 317984630 334153340 371982020 445178482 467814676 520774828 584768345 635969260 650968535 890356964 985752353 1112946205 1169536690 1301937070 1971504706 2225892410 2339073380 2603874140 3943009412 4451784820 4928761765 6900266471 9857523530 13800532942 19715047060 27601065884 34501332355 69002664710 138005329420
- Sum of all divisors σ(n): 354287001600
- Sum of proper divisors (its aliquot sum) s(n): 216281672180
- 138005329420 is an abundant number, because the sum of its proper divisors (216281672180) is greater than itself. Its abundance is 78276342760
Bases of 138005329420
- Binary: 100000001000011100001000110110000011002
- Hexadecimal: 0x2021C2360C
- Base-36: 1RECT5OS
Squares and roots of 138005329420
- 138005329420 squared (1380053294202) is 19045470948322717536400
- 138005329420 cubed (1380053294203) is 2628376492182316430080492840888000
-
The
square root of 138005329420 is 371490.6855090717 -
The
cube root of 138005329420 is 5167.7157746311
Scales and comparisons
How big is 138005329420?- 138,005,329,420 seconds is equal to 4,388 years, 7 weeks, 2 days, 21 hours, 43 minutes, 40 seconds.
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To count from 1 to 138,005,329,420 would take you about eight thousand, seven hundred seventy-six 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 138005329420 cubic inches would be around 430.6 feet tall.
Recreational maths with 138005329420
- 138005329420 backwards is 024923500831
- The number of decimal digits it has is: 12
- The sum of 138005329420's digits is 37
- More coming soon!
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