12538839040
12,538,839,040 is an even composite number composed of five prime numbers multiplied together.
12538839040 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 12538839040:
215 × 5 × 7 × 13 × 292
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 13 × 29 × 29)See below for interesting mathematical facts about the number 12538839040 from the Numbermatics database.
Names of 12538839040
- Cardinal: 12538839040 can be written as Twelve billion, five hundred thirty-eight million, eight hundred thirty-nine thousand and forty.
Scientific notation
- Scientific notation: 1.253883904 × 1010
Factors of 12538839040
Divisors of 12538839040
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 4 5 7 8 10 13 14 16 20 26 28 29 32 35 40 52 56 58 64 65 70 80 91 104 112 116 128 130 140 145 160 182 203 208 224 232 256 260 280 290 320 364 377 406 416 448 455 464 512 520 560 580 640 728 754 812 832 841 896 910 928 1015 1024 1040 1120 1160 1280 1456 1508 1624 1664 1682 1792 1820 1856 1885 2030 2048 2080 2240 2320 2560 2639 2912 3016 3248 3328 3364 3584 3640 3712 3770 4060 4096 4160 4205 4480 4640 5120 5278 5824 5887 6032 6496 6656 6728 7168 7280 7424 7540 8120 8192 8320 8410 8960 9280 10240 10556 10933 11648 11774 12064 12992 13195 13312 13456 14336 14560 14848 15080 16240 16384 16640 16820 17920 18560 20480 21112 21866 23296 23548 24128 25984 26390 26624 26912 28672 29120 29435 29696 30160 32480 32768 33280 33640 35840 37120 40960 42224 43732 46592 47096 48256 51968 52780 53248 53824 54665 57344 58240 58870 59392 60320 64960 66560 67280 71680 74240 76531 81920 84448 87464 93184 94192 96512 103936 105560 106496 107648 109330 114688 116480 117740 118784 120640 129920 133120 134560 143360 148480 153062 163840 168896 174928 186368 188384 193024 207872 211120 212992 215296 218660 229376 232960 235480 237568 241280 259840 266240 269120 286720 296960 306124 337792 349856 372736 376768 382655 386048 415744 422240 425984 430592 437320 465920 470960 475136 482560 519680 532480 538240 573440 593920 612248 675584 699712 745472 753536 765310 772096 831488 844480 861184 874640 931840 941920 950272 965120 1039360 1064960 1076480 1146880 1187840 1224496 1351168 1399424 1490944 1507072 1530620 1544192 1662976 1688960 1722368 1749280 1863680 1883840 1930240 2078720 2129920 2152960 2375680 2448992 2702336 2798848 2981888 3014144 3061240 3088384 3325952 3377920 3444736 3498560 3727360 3767680 3860480 4157440 4305920 4751360 4897984 5404672 5597696 6028288 6122480 6176768 6651904 6755840 6889472 6997120 7454720 7535360 7720960 8314880 8611840 9795968 10809344 11195392 12056576 12244960 12353536 13511680 13778944 13994240 14909440 15070720 15441920 16629760 17223680 19591936 21618688 22390784 24113152 24489920 27023360 27557888 27988480 30141440 30883840 33259520 34447360 39183872 43237376 44781568 48226304 48979840 54046720 55976960 60282880 61767680 68894720 78367744 86474752 89563136 96452608 97959680 108093440 111953920 120565760 137789440 156735488 179126272 192905216 195919360 216186880 223907840 241131520 313470976 358252544 391838720 432373760 447815680 482263040 626941952 783677440 895631360 964526080 1253883904 1567354880 1791262720 2507767808 3134709760 6269419520 12538839040
- Sum of all divisors σ(n): 38358421920
- Sum of proper divisors (its aliquot sum) s(n): 25819582880
- 12538839040 is an abundant number, because the sum of its proper divisors (25819582880) is greater than itself. Its abundance is 13280743840
Bases of 12538839040
- Binary: 10111010110101111110000000000000002
- Hexadecimal: 0x2EB5F8000
- Base-36: 5RDAU4G
Squares and roots of 12538839040
- 12538839040 squared (125388390402) is 157222484471028121600
- 12538839040 cubed (125388390403) is 1971387426251121160055947264000
-
The
square root of 12538839040 is 111976.9576296837 -
The
cube root of 12538839040 is 2323.1955963257
Scales and comparisons
How big is 12538839040?- 12,538,839,040 seconds is equal to 398 years, 36 weeks, 1 day, 10 hours, 50 minutes, 40 seconds.
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To count from 1 to 12,538,839,040 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 12538839040 cubic inches would be around 193.6 feet tall.
Recreational maths with 12538839040
- 12538839040 backwards is 04093883521
- The number of decimal digits it has is: 11
- The sum of 12538839040's digits is 43
- More coming soon!
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