12909389472
12,909,389,472 is an even composite number composed of four prime numbers multiplied together.
12909389472 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of three hundred thirty-six divisors.
Prime factorization of 12909389472:
25 × 33 × 76 × 127
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 7 × 7 × 7 × 7 × 7 × 7 × 127)See below for interesting mathematical facts about the number 12909389472 from the Numbermatics database.
Names of 12909389472
- Cardinal: 12909389472 can be written as Twelve billion, nine hundred nine million, three hundred eighty-nine thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 1.2909389472 × 1010
Factors of 12909389472
Divisors of 12909389472
- Number of divisors d(n): 336
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 72 84 96 98 108 112 126 127 144 147 168 189 196 216 224 252 254 288 294 336 343 378 381 392 432 441 504 508 588 672 686 756 762 784 864 882 889 1008 1016 1029 1143 1176 1323 1372 1512 1524 1568 1764 1778 2016 2032 2058 2286 2352 2401 2646 2667 2744 3024 3048 3087 3429 3528 3556 4064 4116 4572 4704 4802 5292 5334 5488 6048 6096 6174 6223 6858 7056 7112 7203 8001 8232 9144 9261 9604 10584 10668 10976 12192 12348 12446 13716 14112 14224 14406 16002 16464 16807 18288 18522 18669 19208 21168 21336 21609 24003 24696 24892 27432 28448 28812 32004 32928 33614 36576 37044 37338 38416 42336 42672 43218 43561 48006 49392 49784 50421 54864 56007 57624 64008 64827 67228 74088 74676 76832 85344 86436 87122 96012 98784 99568 100842 109728 112014 115248 117649 128016 129654 130683 134456 148176 149352 151263 168021 172872 174244 192024 199136 201684 224028 230496 235298 256032 259308 261366 268912 296352 298704 302526 304927 336042 345744 348488 352947 384048 392049 403368 448056 453789 470596 518616 522732 537824 597408 605052 609854 672084 691488 696976 705894 768096 784098 806736 896112 907578 914781 941192 1037232 1045464 1058841 1176147 1210104 1219708 1344168 1393952 1411788 1568196 1613472 1792224 1815156 1829562 1882384 2074464 2090928 2117682 2134489 2352294 2420208 2439416 2688336 2744343 2823576 3136392 3176523 3630312 3659124 3764768 4181856 4235364 4268978 4704588 4840416 4878832 5376672 5488686 5647152 6272784 6353046 6403467 7260624 7318248 8233029 8470728 8537956 9409176 9757664 10977372 11294304 12545568 12706092 12806934 14521248 14636496 14941423 16466058 16941456 17075912 18818352 19210401 21954744 25412184 25613868 29272992 29882846 32932116 33882912 34151824 37636704 38420802 43909488 44824269 50824368 51227736 57631203 59765692 65864232 68303648 76841604 87818976 89648538 101648736 102455472 115262406 119531384 131728464 134472807 153683208 179297076 204910944 230524812 239062768 263456928 268945614 307366416 358594152 403418421 461049624 478125536 537891228 614732832 717188304 806836842 922099248 1075782456 1434376608 1613673684 1844198496 2151564912 3227347368 4303129824 6454694736 12909389472
- Sum of all divisors σ(n): 44273617920
- Sum of proper divisors (its aliquot sum) s(n): 31364228448
- 12909389472 is an abundant number, because the sum of its proper divisors (31364228448) is greater than itself. Its abundance is 18454838976
Bases of 12909389472
- Binary: 11000000010111010110100110101000002
- Hexadecimal: 0x30175A6A0
- Base-36: 5XHX0O0
Squares and roots of 12909389472
- 12909389472 squared (129093894722) is 166652336539784438784
- 12909389472 cubed (129093894723) is 2151379918810894143187598082048
-
The
square root of 12909389472 is 113619.4942428455 -
The
cube root of 12909389472 is 2345.8589798869
Scales and comparisons
How big is 12909389472?- 12,909,389,472 seconds is equal to 410 years, 24 weeks, 6 days, 5 hours, 31 minutes, 12 seconds.
-
To count from 1 to 12,909,389,472 would take you about eight hundred twenty 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 12909389472 cubic inches would be around 195.5 feet tall.
Recreational maths with 12909389472
- 12909389472 backwards is 27498390921
- 12909389472 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12909389472's digits is 54
- More coming soon!
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