12390779940
12,390,779,940 is an even composite number composed of seven prime numbers multiplied together.
12390779940 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 12390779940:
22 × 3 × 5 × 72 × 112 × 61 × 571
(2 × 2 × 3 × 5 × 7 × 7 × 11 × 11 × 61 × 571)See below for interesting mathematical facts about the number 12390779940 from the Numbermatics database.
Names of 12390779940
- Cardinal: 12390779940 can be written as Twelve billion, three hundred ninety million, seven hundred seventy-nine thousand, nine hundred forty.
Scientific notation
- Scientific notation: 1.239077994 × 1010
Factors of 12390779940
Divisors of 12390779940
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 30 33 35 42 44 49 55 60 61 66 70 77 84 98 105 110 121 122 132 140 147 154 165 183 196 210 220 231 242 244 245 294 305 308 330 363 366 385 420 427 462 484 490 539 571 588 605 610 660 671 726 732 735 770 847 854 915 924 980 1078 1142 1155 1210 1220 1281 1342 1452 1470 1540 1617 1694 1708 1713 1815 1830 2013 2135 2156 2284 2310 2420 2541 2562 2684 2695 2855 2940 2989 3234 3355 3388 3426 3630 3660 3997 4026 4235 4270 4620 4697 5082 5124 5390 5710 5929 5978 6281 6405 6468 6710 6852 7260 7381 7994 8052 8085 8470 8540 8565 8967 9394 10065 10164 10780 11420 11858 11956 11991 12562 12705 12810 13420 14091 14762 14945 15988 16170 16940 17130 17787 17934 18788 18843 19985 20130 22143 23485 23716 23982 25124 25410 25620 27979 28182 29524 29645 29890 31405 32340 32879 34260 34831 35574 35868 36905 37686 39970 40260 43967 44286 44835 46970 47964 50820 51667 55958 56364 59290 59780 59955 62810 65758 69091 69662 70455 71148 73810 75372 79940 83937 87934 88572 88935 89670 93940 94215 98637 103334 104493 110715 111916 118580 119910 125620 131516 131901 138182 139324 139895 140910 147620 155001 164395 167874 174155 175868 177870 179340 188430 197274 206668 207273 208986 219835 221430 239820 243817 258335 263802 276364 279790 281820 307769 310002 328790 335748 345455 348310 355740 361669 376860 383141 394548 414546 417972 419685 439670 442860 483637 487634 493185 516670 522465 527604 559580 615538 620004 657580 659505 690910 696620 723338 731451 766282 775005 829092 839370 879340 923307 967274 975268 986370 1033340 1036365 1044930 1085007 1149423 1219085 1231076 1319010 1381820 1446676 1450911 1462902 1532564 1538845 1550010 1678740 1706719 1808345 1846614 1915705 1934548 1972740 2072730 2089860 2170014 2298846 2418185 2438170 2638020 2681987 2901822 2925804 3077690 3100020 3385459 3413438 3616690 3657255 3693228 3831410 4145460 4214551 4340028 4597692 4616535 4836370 4876340 5120157 5363974 5425035 5747115 5803644 6155380 6770918 6826876 7233380 7254555 7314510 7662820 8045961 8429102 8533595 9233070 9672740 10156377 10240314 10727948 10850070 11494230 12643653 13409935 13541836 14509110 14629020 16091922 16858204 16927295 17067190 18466140 18773909 20312754 20480628 21072755 21700140 22988460 25287306 25600785 26819870 29018220 29501857 32183844 33854590 34134380 37547818 40229805 40625508 42145510 50574612 50781885 51201570 53639740 56321727 59003714 63218265 67709180 75095636 80459610 84291020 88505571 93869545 101563770 102403140 112643454 118007428 126436530 147509285 160919220 177011142 187739090 203127540 206512999 225286908 252873060 281608635 295018570 354022284 375478180 413025998 442527855 563217270 590037140 619538997 826051996 885055710 1032564995 1126434540 1239077994 1770111420 2065129990 2478155988 3097694985 4130259980 6195389970 12390779940
- Sum of all divisors σ(n): 45167234112
- Sum of proper divisors (its aliquot sum) s(n): 32776454172
- 12390779940 is an abundant number, because the sum of its proper divisors (32776454172) is greater than itself. Its abundance is 20385674232
Bases of 12390779940
- Binary: 10111000101000110001001100001001002
- Hexadecimal: 0x2E28C4C24
- Base-36: 5OX5EZO
Squares and roots of 12390779940
- 12390779940 squared (123907799402) is 153531427521506403600
- 12390779940 cubed (123907799403) is 1902374132293045464308423784000
-
The
square root of 12390779940 is 111313.8802665687 -
The
cube root of 12390779940 is 2314.0152388955
Scales and comparisons
How big is 12390779940?- 12,390,779,940 seconds is equal to 393 years, 51 weeks, 2 days, 19 hours, 19 minutes.
-
To count from 1 to 12,390,779,940 would take you about seven hundred eighty-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 12390779940 cubic inches would be around 192.8 feet tall.
Recreational maths with 12390779940
- 12390779940 backwards is 04997709321
- The number of decimal digits it has is: 11
- The sum of 12390779940's digits is 51
- More coming soon!
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