12478723920
12,478,723,920 is an even composite number composed of six prime numbers multiplied together.
12478723920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred divisors.
Prime factorization of 12478723920:
24 × 34 × 5 × 13 × 41 × 3613
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 13 × 41 × 3613)See below for interesting mathematical facts about the number 12478723920 from the Numbermatics database.
Names of 12478723920
- Cardinal: 12478723920 can be written as Twelve billion, four hundred seventy-eight million, seven hundred twenty-three thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.247872392 × 1010
Factors of 12478723920
Divisors of 12478723920
- Number of divisors d(n): 400
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 36 39 40 41 45 48 52 54 60 65 72 78 80 81 82 90 104 108 117 120 123 130 135 144 156 162 164 180 195 205 208 216 234 240 246 260 270 312 324 328 351 360 369 390 405 410 432 468 492 520 533 540 585 615 624 648 656 702 720 738 780 810 820 936 984 1040 1053 1066 1080 1107 1170 1230 1296 1404 1476 1560 1599 1620 1640 1755 1845 1872 1968 2106 2132 2160 2214 2340 2460 2665 2808 2952 3120 3198 3240 3280 3321 3510 3613 3690 4212 4264 4428 4680 4797 4920 5265 5330 5535 5616 5904 6396 6480 6642 7020 7226 7380 7995 8424 8528 8856 9360 9594 9840 10530 10660 10839 11070 12792 13284 14040 14391 14452 14760 15990 16605 16848 17712 18065 19188 21060 21320 21678 22140 23985 25584 26568 28080 28782 28904 29520 31980 32517 33210 36130 38376 42120 42640 43173 43356 44280 46969 47970 53136 54195 57564 57808 63960 65034 66420 71955 72260 76752 84240 86346 86712 88560 93938 95940 97551 108390 115128 127920 130068 132840 140907 143910 144520 148133 162585 172692 173424 187876 191880 195102 215865 216780 230256 234845 260136 265680 281814 287820 289040 292653 296266 325170 345384 375752 383760 390204 422721 431730 433560 444399 469690 487755 520272 563628 575640 585306 592532 650340 690768 704535 740665 751504 780408 845442 863460 867120 888798 939380 975510 1127256 1151280 1170612 1185064 1268163 1300680 1333197 1409070 1463265 1481330 1560816 1690884 1726920 1777596 1878760 1925729 1951020 2113605 2221995 2254512 2341224 2370128 2536326 2601360 2666394 2818140 2926530 2962660 3381768 3453840 3555192 3757520 3804489 3851458 3902040 3999591 4227210 4443990 4682448 5072652 5332788 5636280 5777187 5853060 5925320 6340815 6665985 6763536 7110384 7608978 7702916 7804080 7999182 8454420 8887980 9628645 10145304 10665576 11272560 11554374 11706120 11850640 11998773 12681630 13331970 15217956 15405832 15998364 16908840 17331561 17775960 19022445 19257290 19997955 20290608 21331152 23108748 23412240 23997546 25363260 26663940 28885935 30435912 30811664 31996728 33817680 34663122 35551920 38044890 38514580 39995910 46217496 47995092 50726520 51994683 53327880 57771870 59993865 60871824 63993456 69326244 76089780 77029160 79991820 86657805 92434992 95990184 101453040 103989366 106655760 115543740 119987730 138652488 152179560 154058320 155984049 159983640 173315610 191980368 207978732 231087480 239975460 259973415 277304976 304359120 311968098 319967280 346631220 415957464 462174960 479950920 519946830 623936196 693262440 779920245 831914928 959901840 1039893660 1247872392 1386524880 1559840490 2079787320 2495744784 3119680980 4159574640 6239361960 12478723920
- Sum of all divisors σ(n): 47825970192
- Sum of proper divisors (its aliquot sum) s(n): 35347246272
- 12478723920 is an abundant number, because the sum of its proper divisors (35347246272) is greater than itself. Its abundance is 22868522352
Bases of 12478723920
- Binary: 10111001111100101000110111010100002
- Hexadecimal: 0x2E7CA3750
- Base-36: 5QDID00
Squares and roots of 12478723920
- 12478723920 squared (124787239202) is 155718550671580166400
- 12478723920 cubed (124787239203) is 1943168803053179486653260288000
-
The
square root of 12478723920 is 111708.2088299693 -
The
cube root of 12478723920 is 2319.4769381645
Scales and comparisons
How big is 12478723920?- 12,478,723,920 seconds is equal to 396 years, 40 weeks, 5 days, 16 hours, 12 minutes.
-
To count from 1 to 12,478,723,920 would take you about seven hundred ninety-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 12478723920 cubic inches would be around 193.3 feet tall.
Recreational maths with 12478723920
- 12478723920 backwards is 02932787421
- 12478723920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12478723920's digits is 45
- More coming soon!
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