12987798720
12,987,798,720 is an even composite number composed of six prime numbers multiplied together.
12987798720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of five hundred four divisors.
Prime factorization of 12987798720:
26 × 3 × 5 × 132 × 172 × 277
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 13 × 13 × 17 × 17 × 277)See below for interesting mathematical facts about the number 12987798720 from the Numbermatics database.
Names of 12987798720
- Cardinal: 12987798720 can be written as Twelve billion, nine hundred eighty-seven million, seven hundred ninety-eight thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.298779872 × 1010
Factors of 12987798720
Divisors of 12987798720
- Number of divisors d(n): 504
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 16 17 20 24 26 30 32 34 39 40 48 51 52 60 64 65 68 78 80 85 96 102 104 120 130 136 156 160 169 170 192 195 204 208 221 240 255 260 272 277 289 312 320 338 340 390 408 416 442 480 507 510 520 544 554 578 624 663 676 680 780 816 831 832 845 867 884 960 1014 1020 1040 1088 1105 1108 1156 1248 1326 1352 1360 1385 1445 1560 1632 1662 1690 1734 1768 2028 2040 2080 2210 2216 2312 2496 2535 2652 2704 2720 2770 2873 2890 3120 3264 3315 3324 3380 3468 3536 3601 3757 4056 4080 4155 4160 4335 4420 4432 4624 4709 5070 5304 5408 5440 5540 5746 5780 6240 6630 6648 6760 6936 7072 7202 7514 8112 8160 8310 8619 8670 8840 8864 9248 9418 10140 10608 10803 10816 11080 11271 11492 11560 12480 13260 13296 13520 13872 14127 14144 14365 14404 15028 16224 16320 16620 17238 17340 17680 17728 18005 18496 18785 18836 20280 21216 21606 22160 22542 22984 23120 23545 26520 26592 27040 27744 28254 28730 28808 30056 32448 33240 34476 34680 35360 36010 37570 37672 40560 42432 43095 43212 44320 45084 45968 46240 46813 47090 48841 53040 53184 54015 54080 55488 56355 56508 57460 57616 60112 61217 66480 68952 69360 70635 70720 72020 75140 75344 80053 81120 86190 86424 88640 90168 91936 92480 93626 94180 97682 106080 108030 112710 113016 114920 115232 120224 122434 132960 137904 138720 140439 141270 144040 146523 150280 150688 160106 162240 172380 172848 180336 183651 183872 187252 188360 195364 212160 216060 225420 226032 229840 230464 234065 240159 240448 244205 244868 265920 275808 277440 280878 282540 288080 293046 300560 301376 306085 320212 344760 345696 360672 367302 374504 376720 390728 400265 432120 450840 452064 459680 468130 480318 488410 489736 551616 561756 565080 576160 586092 601120 612170 640424 689520 691392 702195 721344 732615 734604 749008 753440 781456 795821 800530 864240 901680 904128 918255 919360 936260 960636 976820 979472 1040689 1123512 1130160 1152320 1172184 1200795 1202240 1224340 1280848 1379040 1404390 1465230 1469208 1498016 1506880 1562912 1591642 1601060 1728480 1803360 1836510 1872520 1921272 1953640 1958944 2081378 2247024 2260320 2344368 2387463 2401590 2448680 2561696 2758080 2808780 2930460 2938416 2996032 3122067 3125824 3183284 3202120 3456960 3606720 3673020 3745040 3842544 3907280 3917888 3979105 4162756 4494048 4520640 4688736 4774926 4803180 4897360 5123392 5203445 5617560 5860920 5876832 6244134 6366568 6404240 7346040 7490080 7685088 7814560 7958210 8325512 8988096 9377472 9549852 9606360 9794720 10406890 11235120 11721840 11753664 11937315 12488268 12733136 12808480 13528957 14692080 14980160 15370176 15610335 15629120 15916420 16651024 19099704 19212720 19589440 20813780 22470240 23443680 23874630 24976536 25466272 25616960 27057914 29384160 31220670 31832840 33302048 38199408 38425440 40586871 41627560 44940480 46887360 47749260 49953072 50932544 54115828 58768320 62441340 63665680 66604096 67644785 76398816 76850880 81173742 83255120 95498520 99906144 108231656 124882680 127331360 135289570 152797632 162347484 166510240 190997040 199812288 202934355 216463312 249765360 254662720 270579140 324694968 333020480 381994080 405868710 432926624 499530720 541158280 649389936 763988160 811737420 865853248 999061440 1082316560 1298779872 1623474840 2164633120 2597559744 3246949680 4329266240 6493899360 12987798720
- Sum of all divisors σ(n): 47604633264
- Sum of proper divisors (its aliquot sum) s(n): 34616834544
- 12987798720 is an abundant number, because the sum of its proper divisors (34616834544) is greater than itself. Its abundance is 21629035824
Bases of 12987798720
- Binary: 11000001100010001000010100110000002
- Hexadecimal: 0x3062214C0
- Base-36: 5YSLLMO
Squares and roots of 12987798720
- 12987798720 squared (129877987202) is 168682915591233638400
- 12987798720 cubed (129877987203) is 2190819755201692292032462848000
-
The
square root of 12987798720 is 113964.0237969861 -
The
cube root of 12987798720 is 2350.5988345637
Scales and comparisons
How big is 12987798720?- 12,987,798,720 seconds is equal to 412 years, 50 weeks, 3 days, 17 hours, 52 minutes.
-
To count from 1 to 12,987,798,720 would take you about eight hundred twenty-five 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 12987798720 cubic inches would be around 195.9 feet tall.
Recreational maths with 12987798720
- 12987798720 backwards is 02789778921
- 12987798720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12987798720's digits is 60
- More coming soon!
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