12538984320
12,538,984,320 is an even composite number composed of six prime numbers multiplied together.
12538984320 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 12538984320:
27 × 32 × 5 × 61 × 127 × 281
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 61 × 127 × 281)See below for interesting mathematical facts about the number 12538984320 from the Numbermatics database.
Names of 12538984320
- Cardinal: 12538984320 can be written as Twelve billion, five hundred thirty-eight million, nine hundred eighty-four thousand, three hundred twenty.
Scientific notation
- Scientific notation: 1.253898432 × 1010
Factors of 12538984320
Divisors of 12538984320
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 61 64 72 80 90 96 120 122 127 128 144 160 180 183 192 240 244 254 281 288 305 320 360 366 381 384 480 488 508 549 562 576 610 635 640 720 732 762 843 915 960 976 1016 1098 1124 1143 1152 1220 1270 1405 1440 1464 1524 1686 1830 1905 1920 1952 2032 2196 2248 2286 2440 2529 2540 2745 2810 2880 2928 3048 3372 3660 3810 3904 4064 4215 4392 4496 4572 4880 5058 5080 5490 5620 5715 5760 5856 6096 6744 7320 7620 7747 7808 8128 8430 8784 8992 9144 9760 10116 10160 10980 11240 11430 11712 12192 12645 13488 14640 15240 15494 16256 16860 17141 17568 17984 18288 19520 20232 20320 21960 22480 22860 23241 23424 24384 25290 26976 29280 30480 30988 33720 34282 35136 35687 35968 36576 38735 39040 40464 40640 43920 44960 45720 46482 48768 50580 51423 53952 58560 60960 61976 67440 68564 69723 70272 71374 73152 77470 80928 81280 85705 87840 89920 91440 92964 101160 102846 107061 107904 116205 117120 121920 123952 134880 137128 139446 142748 146304 154269 154940 161856 171410 175680 178435 179840 182880 185928 202320 205692 214122 232410 243840 247904 257115 269760 274256 278892 285496 308538 309880 321183 323712 342820 348615 351360 356870 365760 371856 404640 411384 428244 464820 495808 514230 535305 539520 548512 557784 570992 617076 619760 642366 685640 697230 713740 731520 743712 771345 809280 822768 856488 929640 991616 1028460 1070610 1097024 1115568 1141984 1234152 1239520 1284732 1371280 1394460 1427480 1487424 1542690 1605915 1618560 1645536 1712976 1859280 2056920 2141220 2176907 2194048 2231136 2283968 2468304 2479040 2569464 2742560 2788920 2854960 2974848 3085380 3211830 3291072 3425952 3718560 4113840 4282440 4353814 4462272 4567936 4936608 4958080 5138928 5485120 5577840 5709920 6170760 6423660 6530721 6582144 6851904 7437120 8227680 8564880 8707628 8924544 9873216 10277856 10884535 10970240 11155680 11419840 12341520 12847320 13061442 13703808 14874240 16455360 17129760 17415256 19592163 19746432 20555712 21769070 22311360 22839680 24683040 25694640 26122884 32653605 32910720 34259520 34830512 39184326 41111424 43538140 44622720 49366080 51389280 52245768 65307210 68519040 69661024 78368652 87076280 97960815 98732160 102778560 104491536 130614420 139322048 156737304 174152560 195921630 205557120 208983072 261228840 278644096 313474608 348305120 391843260 417966144 522457680 626949216 696610240 783686520 835932288 1044915360 1253898432 1393220480 1567373040 2089830720 2507796864 3134746080 4179661440 6269492160 12538984320
- Sum of all divisors σ(n): 44512865280
- Sum of proper divisors (its aliquot sum) s(n): 31973880960
- 12538984320 is an abundant number, because the sum of its proper divisors (31973880960) is greater than itself. Its abundance is 19434896640
Bases of 12538984320
- Binary: 10111010110110000110110111100000002
- Hexadecimal: 0x2EB61B780
- Base-36: 5RDDY80
Squares and roots of 12538984320
- 12538984320 squared (125389843202) is 157226127777205862400
- 12538984320 cubed (125389843203) is 1971455950892700762045677568000
-
The
square root of 12538984320 is 111977.6063326949 -
The
cube root of 12538984320 is 2323.2045687819
Scales and comparisons
How big is 12538984320?- 12,538,984,320 seconds is equal to 398 years, 36 weeks, 3 days, 3 hours, 12 minutes.
-
To count from 1 to 12,538,984,320 would take you about seven hundred ninety-seven 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 12538984320 cubic inches would be around 193.6 feet tall.
Recreational maths with 12538984320
- 12538984320 backwards is 02348983521
- 12538984320 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12538984320's digits is 45
- More coming soon!
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