129918303840
129,918,303,840 is an even composite number composed of six prime numbers multiplied together.
129918303840 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 129918303840:
25 × 3 × 5 × 132 × 1012 × 157
(2 × 2 × 2 × 2 × 2 × 3 × 5 × 13 × 13 × 101 × 101 × 157)See below for interesting mathematical facts about the number 129918303840 from the Numbermatics database.
Names of 129918303840
- Cardinal: 129918303840 can be written as One hundred twenty-nine billion, nine hundred eighteen million, three hundred three thousand, eight hundred forty.
Scientific notation
- Scientific notation: 1.2991830384 × 1011
Factors of 129918303840
Divisors of 129918303840
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 65 78 80 96 101 104 120 130 156 157 160 169 195 202 208 240 260 303 312 314 338 390 404 416 471 480 505 507 520 606 624 628 676 780 785 808 845 942 1010 1014 1040 1212 1248 1256 1313 1352 1515 1560 1570 1616 1690 1884 2020 2028 2041 2080 2355 2424 2512 2535 2626 2704 3030 3120 3140 3232 3380 3768 3939 4040 4056 4082 4710 4848 5024 5070 5252 5408 6060 6123 6240 6280 6565 6760 7536 7878 8080 8112 8164 9420 9696 10140 10201 10205 10504 12120 12246 12560 13130 13520 15072 15756 15857 16160 16224 16328 17069 18840 19695 20280 20402 20410 21008 24240 24492 25120 26260 26533 27040 30603 30615 31512 31714 32656 34138 37680 39390 40560 40804 40820 42016 47571 48480 48984 51005 51207 52520 53066 61206 61230 63024 63428 65312 68276 75360 78780 79285 79599 81120 81608 81640 85345 95142 97968 102010 102414 105040 106132 122412 122460 126048 126856 132613 132665 136552 153015 157560 158570 159198 163216 163280 170690 190284 195936 204020 204828 206141 210080 212264 237855 244824 244920 253712 256035 265226 265330 273104 306030 315120 317140 318396 326432 326560 341380 380568 397839 397995 408040 409656 412282 424528 475710 489648 489840 507424 512070 530452 530660 546208 612060 618423 630240 634280 636792 663065 682760 761136 795678 795990 816080 819312 824564 849056 951420 979296 979680 1024140 1030705 1060904 1061320 1224120 1236846 1268560 1273584 1326130 1365520 1522272 1591356 1591980 1601557 1632160 1638624 1649128 1723969 1902840 1989195 2048280 2061410 2121808 2122640 2448240 2473692 2537120 2547168 2652260 2679833 2731040 3092115 3182712 3183960 3203114 3298256 3447938 3805680 3978390 4096560 4122820 4243616 4245280 4804671 4896480 4947384 5171907 5304520 5359666 6184230 6365424 6367920 6406228 6596512 6895876 7611360 7956780 8007785 8039499 8193120 8245640 8619845 9609342 9894768 10343814 10609040 10719332 12368460 12730848 12735840 12812456 13399165 13791752 15913560 16015570 16078998 16491280 17239690 19218684 19789536 20687628 20820241 21218080 21438664 24023355 24736920 25624912 25859535 26798330 27583504 31827120 32031140 32157996 32982560 34479380 38437368 40197495 41375256 41640482 42877328 48046710 49473840 51249824 51719070 53596660 55167008 62460723 63654240 64062280 64315992 68958760 76874736 80394990 82750512 83280964 85754656 96093420 98947680 103438140 104101205 107193320 124921446 128124560 128631984 137917520 153749472 160789980 165501024 166561928 192186840 206876280 208202410 214386640 249842892 256249120 257263968 270663133 275835040 312303615 321579960 333123856 384373680 413752560 416404820 428773280 499685784 541326266 624607230 643159920 666247712 768747360 811989399 827505120 832809640 999371568 1082652532 1249214460 1286319840 1353315665 1623978798 1665619280 1998743136 2165305064 2498428920 2706631330 3247957596 3331238560 4059946995 4330610128 4996857840 5413262660 6495915192 8119893990 8661220256 9993715680 10826525320 12991830384 16239787980 21653050640 25983660768 32479575960 43306101280 64959151920 129918303840
- Sum of all divisors σ(n): 450426224304
- Sum of proper divisors (its aliquot sum) s(n): 320507920464
- 129918303840 is an abundant number, because the sum of its proper divisors (320507920464) is greater than itself. Its abundance is 190589616624
Bases of 129918303840
- Binary: 11110001111111011101111111110011000002
- Hexadecimal: 0x1E3FBBFE60
- Base-36: 1NOM04TC
Squares and roots of 129918303840
- 129918303840 squared (1299183038402) is 16878765672662558745600
- 129918303840 cubed (1299183038403) is 2192860607105136288902710063104000
-
The
square root of 129918303840 is 360441.8175517375 -
The
cube root of 129918303840 is 5064.7356270813
Scales and comparisons
How big is 129918303840?- 129,918,303,840 seconds is equal to 4,131 years, 1 hour, 44 minutes.
-
To count from 1 to 129,918,303,840 would take you about eight thousand, two hundred sixty-two 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 129918303840 cubic inches would be around 422.1 feet tall.
Recreational maths with 129918303840
- 129918303840 backwards is 048303819921
- 129918303840 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 129918303840's digits is 48
- More coming soon!
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