138426906280
138,426,906,280 is an even composite number composed of six prime numbers multiplied together.
138426906280 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 138426906280:
23 × 5 × 133 × 79 × 127 × 157
(2 × 2 × 2 × 5 × 13 × 13 × 13 × 79 × 127 × 157)See below for interesting mathematical facts about the number 138426906280 from the Numbermatics database.
Names of 138426906280
- Cardinal: 138426906280 can be written as One hundred thirty-eight billion, four hundred twenty-six million, nine hundred six thousand, two hundred eighty.
Scientific notation
- Scientific notation: 1.3842690628 × 1011
Factors of 138426906280
Divisors of 138426906280
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 4 5 8 10 13 20 26 40 52 65 79 104 127 130 157 158 169 254 260 314 316 338 395 508 520 628 632 635 676 785 790 845 1016 1027 1256 1270 1352 1570 1580 1651 1690 2041 2054 2197 2540 3140 3160 3302 3380 4082 4108 4394 5080 5135 6280 6604 6760 8164 8216 8255 8788 10033 10205 10270 10985 12403 13208 13351 16328 16510 17576 19939 20066 20410 20540 21463 21970 24806 26533 26702 33020 39878 40132 40820 41080 42926 43940 49612 50165 53066 53404 62015 66040 66755 79756 80264 81640 85852 87880 99224 99695 100330 106132 106808 107315 124030 130429 132665 133510 159512 161239 171704 173563 199390 200660 212264 214630 248060 259207 260858 265330 267020 279019 322478 344929 347126 398780 401320 429260 496120 518414 521716 530660 534040 558038 644956 652145 689858 694252 797560 806195 858520 867815 1036828 1043432 1061320 1116076 1289912 1296035 1304290 1379716 1388504 1395095 1575181 1612390 1695577 1724645 1735630 2073656 2096107 2232152 2592070 2608580 2759432 2790190 3150362 3224780 3369691 3391154 3449290 3471260 4192214 5184140 5217160 5580380 6300724 6449560 6739382 6782308 6898580 6942520 7875905 8384428 8477885 10368280 10480535 11160760 12601448 13478764 13564616 13797160 15751810 16768856 16848455 16955770 20477353 20961070 22042501 26957528 27249391 31503620 33696910 33911540 40954706 41922140 43805983 44085002 54498782 63007240 67393820 67823080 81909412 83844280 87611966 88170004 102386765 108997564 110212505 134787640 136246955 163818824 175223932 176340008 204773530 217995128 219029915 220425010 266205589 272493910 350447864 409547060 438059830 440850020 532411178 544987820 819094120 876119660 881700040 1064822356 1089975640 1331027945 1752239320 2129644712 2662055890 3460672657 5324111780 6921345314 10648223560 13842690628 17303363285 27685381256 34606726570 69213453140 138426906280
- Sum of all divisors σ(n): 346558464000
- Sum of proper divisors (its aliquot sum) s(n): 208131557720
- 138426906280 is an abundant number, because the sum of its proper divisors (208131557720) is greater than itself. Its abundance is 69704651440
Bases of 138426906280
- Binary: 100000001110101110001011110110101010002
- Hexadecimal: 0x203AE2F6A8
- Base-36: 1RLBT0H4
Squares and roots of 138426906280
- 138426906280 squared (1384269062802) is 19162008382251903438400
- 138426906280 cubed (1384269062803) is 2652537538466558652619006553152000
-
The
square root of 138426906280 is 372057.6652617171 -
The
cube root of 138426906280 is 5172.9725155135
Scales and comparisons
How big is 138426906280?- 138,426,906,280 seconds is equal to 4,401 years, 28 weeks, 3 days, 6 hours, 24 minutes, 40 seconds.
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To count from 1 to 138,426,906,280 would take you about eight thousand, eight hundred three 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 138426906280 cubic inches would be around 431.1 feet tall.
Recreational maths with 138426906280
- 138426906280 backwards is 082609624831
- The number of decimal digits it has is: 12
- The sum of 138426906280's digits is 49
- More coming soon!
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