13891506720
13,891,506,720 is an even composite number composed of seven prime numbers multiplied together.
13891506720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 13891506720:
25 × 3 × 5 × 7 × 13 × 31 × 10259
(2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 13 × 31 × 10259)See below for interesting mathematical facts about the number 13891506720 from the Numbermatics database.
Names of 13891506720
- Cardinal: 13891506720 can be written as Thirteen billion, eight hundred ninety-one million, five hundred six thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.389150672 × 1010
Factors of 13891506720
Divisors of 13891506720
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 31 32 35 39 40 42 48 52 56 60 62 65 70 78 80 84 91 93 96 104 105 112 120 124 130 140 155 156 160 168 182 186 195 208 210 217 224 240 248 260 273 280 310 312 336 364 372 390 403 416 420 434 455 465 480 496 520 546 560 620 624 651 672 728 744 780 806 840 868 910 930 992 1040 1085 1092 1120 1209 1240 1248 1302 1365 1456 1488 1560 1612 1680 1736 1820 1860 2015 2080 2170 2184 2418 2480 2604 2730 2821 2912 2976 3120 3224 3255 3360 3472 3640 3720 4030 4340 4368 4836 4960 5208 5460 5642 6045 6240 6448 6510 6944 7280 7440 8060 8463 8680 8736 9672 10259 10416 10920 11284 12090 12896 13020 14105 14560 14880 16120 16926 17360 19344 20518 20832 21840 22568 24180 26040 28210 30777 32240 33852 34720 38688 41036 42315 43680 45136 48360 51295 52080 56420 61554 64480 67704 71813 82072 84630 90272 96720 102590 104160 112840 123108 133367 135408 143626 153885 164144 169260 193440 205180 215439 225680 246216 266734 270816 287252 307770 318029 328288 338520 359065 400101 410360 430878 451360 492432 533468 574504 615540 636058 666835 677040 718130 800202 820720 861756 933569 954087 984864 1066936 1077195 1149008 1231080 1272116 1333670 1354080 1436260 1590145 1600404 1641440 1723512 1867138 1908174 2000505 2133872 2154390 2226203 2298016 2462160 2544232 2667340 2800707 2872520 3180290 3200808 3447024 3734276 3816348 4001010 4134377 4267744 4308780 4452406 4667845 4770435 4924320 5088464 5334680 5601414 5745040 6360580 6401616 6678609 6894048 7468552 7632696 8002020 8268754 8617560 8904812 9335690 9540870 10176928 10669360 11131015 11202828 11490080 12403131 12721160 12803232 13357218 14003535 14937104 15265392 16004040 16537508 17235120 17809624 18671380 19081740 20671885 21338720 22262030 22405656 24806262 25442320 26714436 28007070 28940639 29874208 30530784 32008080 33075016 33393045 34470240 35619248 37342760 38163480 41343770 44524060 44811312 49612524 50884640 53428872 56014140 57881278 62015655 64016160 66150032 66786090 71238496 74685520 76326960 82687540 86821917 89048120 89622624 99225048 106857744 112028280 115762556 124031310 132300064 133572180 144703195 149371040 152653920 165375080 173643834 178096240 198450096 213715488 224056560 231525112 248062620 267144360 289406390 330750160 347287668 356192480 396900192 434109585 448113120 463050224 496125240 534288720 578812780 661500320 694575336 868219170 926100448 992250480 1068577440 1157625560 1389150672 1736438340 1984500960 2315251120 2778301344 3472876680 4630502240 6945753360 13891506720
- Sum of all divisors σ(n): 55599022080
- Sum of proper divisors (its aliquot sum) s(n): 41707515360
- 13891506720 is an abundant number, because the sum of its proper divisors (41707515360) is greater than itself. Its abundance is 27816008640
Bases of 13891506720
- Binary: 11001110111111111110010010001000002
- Hexadecimal: 0x33BFF9220
- Base-36: 6DQN76O
Squares and roots of 13891506720
- 13891506720 squared (138915067202) is 192973958951805158400
- 13891506720 cubed (138915067203) is 2680699047564005514044264448000
-
The
square root of 13891506720 is 117862.2361912415 -
The
cube root of 13891506720 is 2403.9002969901
Scales and comparisons
How big is 13891506720?- 13,891,506,720 seconds is equal to 441 years, 36 weeks, 5 days, 7 hours, 52 minutes.
-
To count from 1 to 13,891,506,720 would take you about eight hundred eighty-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 13891506720 cubic inches would be around 200.3 feet tall.
Recreational maths with 13891506720
- 13891506720 backwards is 02760519831
- 13891506720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 13891506720's digits is 42
- More coming soon!
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